{"id":86,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/corrosion\/"},"modified":"2026-05-23T22:47:32","modified_gmt":"2026-05-23T22:47:32","slug":"corrosion","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/ro\/glossary\/corrosion\/","title":{"rendered":"Ce este coroziunea \u00een ma\u0219inile rotative? Metode de prevenire"},"content":{"rendered":"<h1>\u00cen\u021belegerea coroziunii \u00een ma\u0219inile rotative<\/h1>\n\t\t<section class=\"woocommerce hestia-shop products is-shortcode\" id=\"products\" data-sorder=\"hestia_shop\" >\n\t\t\t\t\t\t<div class=\"\">\n\t\t\t\t\t\t<div class=\"hestia-shop-content\">\n\t\t\t<div class=\"row\" data-aos=\"fade-up\" >\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/balanset-1\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/balanset-1\/\" title=\"Echilibrator portabil \u0219i analizor de vibra\u021bii Balanset-1A\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Balanset-1A kit complet \u2014 echilibrator portabil \u0219i analizor de vibra\u021bii\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-272x182.webp 272w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/ro\/product-category\/devices\/\" rel=\"tag\">Dispozitive<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/ro\/product\/balanset-1\/\" title=\"Echilibrator portabil \u0219i analizor de vibra\u021bii Balanset-1A\">Echilibrator portabil \u0219i analizor de vibra\u021bii Balanset-1A<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>1,975.00<\/span> + TVA (dac\u0103 este cazul)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/ro\/wp-json\/wp\/v2\/glossary\/86?add-to-cart=986\" data-quantity=\"1\" data-product_id=\"986\" data-product_sku=\"BS-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/ro\/wp-json\/wp\/v2\/glossary\/86?add-to-cart=986\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_986\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"986\" data-product_sku=\"BS-1\" aria-label=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Portable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201ePortable balancer &amp; Vibration analyzer Balanset-1A\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_986\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/vibration-sensor\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/vibration-sensor\/\" title=\"Senzor de vibra\u021bii\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Prim-plan senzor de vibra\u021bii Balanset-1A\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-1024x682.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3.webp 1280w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/ro\/product-category\/parts\/\" rel=\"tag\">Piese<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/ro\/product\/vibration-sensor\/\" title=\"Senzor de vibra\u021bii\">Senzor de vibra\u021bii<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>90.00<\/span> + TVA (dac\u0103 este cazul)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/ro\/wp-json\/wp\/v2\/glossary\/86?add-to-cart=1820\" data-quantity=\"1\" data-product_id=\"1820\" data-product_sku=\"VS-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/ro\/wp-json\/wp\/v2\/glossary\/86?add-to-cart=1820\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1820\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1820\" data-product_sku=\"VS-1\" aria-label=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Vibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201eVibration sensor\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1820\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/optical-sensor-for-balanset-and-arbalance\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Senzor optic (tahometru cu laser)\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Senzor optic (tahometru cu laser)\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-1024x682.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-1536x1023.webp 1536w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-460x306.webp 460w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU.webp 1600w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/ro\/product-category\/parts\/\" rel=\"tag\">Piese<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/ro\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Senzor optic (tahometru cu laser)\">Senzor optic (tahometru cu laser)<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>124.00<\/span> + TVA (dac\u0103 este cazul)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/ro\/wp-json\/wp\/v2\/glossary\/86?add-to-cart=1832\" data-quantity=\"1\" data-product_id=\"1832\" data-product_sku=\"Tach-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/ro\/wp-json\/wp\/v2\/glossary\/86?add-to-cart=1832\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1832\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1832\" data-product_sku=\"Tach-1\" aria-label=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Optical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201eOptical Sensor (Laser Tachometer)\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1832\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/balanset-4\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/balanset-4\/\" title=\"Balanset-4\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Kit de echilibrare a rotorului Vibromera: geant\u0103 de transport, condi\u021bioner de semnal multicanal, analizor portabil, baz\u0103 magnetic\u0103, senzori de vibra\u021bii \u0219i cabluri spiralate.\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-460x306.webp 460w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4.webp 640w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/ro\/product-category\/devices\/\" rel=\"tag\">Dispozitive<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/ro\/product\/balanset-4\/\" title=\"Balanset-4\">Balanset-4<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>6,803.00<\/span> + TVA (dac\u0103 este cazul)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/ro\/wp-json\/wp\/v2\/glossary\/86?add-to-cart=1833\" data-quantity=\"1\" data-product_id=\"1833\" data-product_sku=\"BS-4\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/ro\/wp-json\/wp\/v2\/glossary\/86?add-to-cart=1833\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1833\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1833\" data-product_sku=\"BS-4\" aria-label=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Balanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201eBalanset-4\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1833\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div><!-- \/.row --><div class=\"row\">\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/magnet-stand\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/magnet-stand\/\" title=\"Stand magnetic Insize-60-kgf\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Baza magnetic\u0103.\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-1024x682.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36.webp 1280w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/ro\/product-category\/parts\/\" rel=\"tag\">Piese<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/ro\/product\/magnet-stand\/\" title=\"Stand magnetic Insize-60-kgf\">Stand magnetic Insize-60-kgf<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>46.00<\/span> + TVA (dac\u0103 este cazul)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/ro\/wp-json\/wp\/v2\/glossary\/86?add-to-cart=1852\" data-quantity=\"1\" data-product_id=\"1852\" data-product_sku=\"MS-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/ro\/wp-json\/wp\/v2\/glossary\/86?add-to-cart=1852\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1852\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1852\" data-product_sku=\"MS-1\" aria-label=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Magnetic Stand Insize-60-kgf\u201d\" rel=\"nofollow\" data-success_message=\"\u201eMagnetic Stand Insize-60-kgf\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1852\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/reflective-tape\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/reflective-tape\/\" title=\"Band\u0103 reflectorizant\u0103\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Band\u0103 reflectorizant\u0103\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-16x12.webp 16w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-460x306.webp 460w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-272x182.webp 272w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/ro\/product-category\/parts\/\" rel=\"tag\">Piese<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/ro\/product\/reflective-tape\/\" title=\"Band\u0103 reflectorizant\u0103\">Band\u0103 reflectorizant\u0103<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>10.00<\/span> + TVA (dac\u0103 este cazul)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/ro\/wp-json\/wp\/v2\/glossary\/86?add-to-cart=2329\" data-quantity=\"1\" data-product_id=\"2329\" data-product_sku=\"rt-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/ro\/wp-json\/wp\/v2\/glossary\/86?add-to-cart=2329\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_2329\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"2329\" data-product_sku=\"rt-1\" aria-label=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Reflective tape\u201d\" rel=\"nofollow\" data-success_message=\"\u201eReflective tape\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_2329\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/dynamic-balancer-balanset-1a\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/dynamic-balancer-balanset-1a\/\" title=\"Echilibrator dinamic &quot;Balanset-1A&quot; OEM\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Con\u021binutul kitului Balanset-1A cu unitate de interfa\u021b\u0103, senzori, tahometru \u0219i accesorii\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-1024x683.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-1536x1024.webp 1536w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-2048x1366.webp 2048w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-e1732998877834.webp 708w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/ro\/product-category\/devices\/\" rel=\"tag\">Dispozitive<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/ro\/product\/dynamic-balancer-balanset-1a\/\" title=\"Echilibrator dinamic &quot;Balanset-1A&quot; OEM\">Echilibrator dinamic \"Balanset-1A\" OEM<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>1,735.00<\/span> + TVA (dac\u0103 este cazul)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/ro\/wp-json\/wp\/v2\/glossary\/86?add-to-cart=4193\" data-quantity=\"1\" data-product_id=\"4193\" data-product_sku=\"BS-1OEM\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/ro\/wp-json\/wp\/v2\/glossary\/86?add-to-cart=4193\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_4193\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"4193\" data-product_sku=\"BS-1OEM\" aria-label=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Dynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201eDynamic balancer \u201cBalanset-1A\u201d OEM\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_4193\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/section>\n\t\t\n<p><strong>Coroziune<\/strong> este deteriorarea treptat\u0103 a suprafe\u021belor metalice prin reac\u021bii electrochimice sau chimice cu mediul \u00eenconjur\u0103tor, rezult\u00e2nd pierderi de material, rugozitatea suprafe\u021bei, <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/pitting\/\">ciupituri<\/a>, precum \u0219i deteriorarea componentelor mecanice. \u00cen cazul ma\u0219inilor rotative, aceasta afecteaz\u0103 arborii, rulmen\u021bii, angrenajele, carcasele \u0219i elementele structurale, gener\u00e2nd concentr\u0103ri de tensiuni care pot provoca <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/fatigue\/\">oboseal\u0103<\/a> cr\u0103p\u0103turi, suprafe\u021be rugoase care accelereaz\u0103 <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/wear\/\">uzur\u0103<\/a>\u0219i \u2014 \u00een cazuri grave \u2014 poate provoca defectarea direct\u0103 a structurii prin pierderea materialului portant. De\u0219i este adesea considerat\u0103 un mecanism de degradare lent\u0103, pe termen lung, coroziunea poate accelera brusc defectarea mecanic\u0103, motiv pentru care trebuie controlat\u0103 prin alegerea atent\u0103 a materialelor, aplicarea de acoperiri protectoare, controlul condi\u021biilor de mediu \u0219i utilizarea lubrifian\u021bilor cu inhibitori de coroziune.<\/p>\n<h2>1. Defini\u021bie: Ce este coroziunea?<\/h2>\n<p>\u00cen esen\u021b\u0103, coroziunea reprezint\u0103 transformarea unui metal pur \u00eentr-un compus cu energie mai sc\u0103zut\u0103 \u0219i mai stabil \u2014 de obicei un oxid, un hidroxid sau o sare. Cea mai mare parte a coroziunii industriale este <em>electrochimice<\/em>: este nevoie de un anod (unde metalul se dizolv\u0103), un catod (unde are loc o reac\u021bie de reducere), o cale metalic\u0103 \u00eentre acestea \u0219i un electrolit, cum ar fi umezeala, condensul sau fluidul de proces. Dac\u0103 se elimin\u0103 oricare dintre aceste elemente, reac\u021bia se opre\u0219te, acesta fiind principiul care st\u0103 la baza aproape tuturor strategiilor de prevenire prezentate mai jos.<\/p>\n<p>Coroziunea ac\u021bioneaz\u0103 rareori singur\u0103. \u00cen cazul echipamentelor rotative, aceasta se combin\u0103 de obicei cu solicit\u0103rile mecanice, astfel \u00eenc\u00e2t pericolul real nu const\u0103 doar \u00een reducerea grosimii pere\u021bilor, ci \u0219i \u00een modul \u00een care coroziunea declan\u0219eaz\u0103 \u0219i alimenteaz\u0103 alte tipuri de defecte \u2014 fisurarea prin oboseal\u0103, abraziunea <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/wear\/\">uzur\u0103<\/a>, pierderea ajustajului \u0219i degradarea lubrifiantului. Un arbore care \u00ee\u0219i pierde c\u00e2teva zecimi de milimetru din cauza ruginii generale poate s\u0103 nu fie afectat, dar acela\u0219i arbore, dac\u0103 prezint\u0103 o singur\u0103 cavitate de coroziune ad\u00e2nc\u0103 la nivelul canelurii de fixare, poate suferi o defec\u021biune grav\u0103.<\/p>\n<h2>2. Tipuri de coroziune la utilaje<\/h2>\n<h3>Coroziune uniform\u0103 (general\u0103)<\/h3>\n<ul>\n<li><strong>Aspect:<\/strong> Atac uniform al suprafe\u021bei pe \u00eentreaga zon\u0103 expus\u0103.<\/li>\n<li><strong>Exemplu:<\/strong> Ruginirea suprafe\u021belor din o\u021bel carbon neprotejate.<\/li>\n<li><strong>Rat\u0103:<\/strong> Previzibil, exprimat ca pierdere material\u0103 anual\u0103 (mils pe an sau mm\/an).<\/li>\n<li><strong>Efect:<\/strong> Reducerea treptat\u0103 a grosimii peretelui \u0219i o cre\u0219tere general\u0103 a rugozit\u0103\u021bii suprafe\u021bei.<\/li>\n<li><strong>Risc:<\/strong> Cea mai pu\u021bin periculoas\u0103 form\u0103, deoarece evolu\u021bia este vizibil\u0103 \u0219i previzibil\u0103 \u0219i poate fi luat\u0103 \u00een calcul prin aplicarea unei marje de coroziune.<\/li>\n<\/ul>\n<h3>Coroziune punctiform\u0103<\/h3>\n<ul>\n<li><strong>Aspect:<\/strong> Leziune localizat\u0103 care produce mici cavit\u0103\u021bi sau ad\u00e2ncituri.<\/li>\n<li><strong>Mecanism:<\/strong> Deteriorarea peliculei pasive de protec\u021bie \u00een anumite puncte, unde un anod minuscul provoac\u0103 o pierdere profund\u0103 \u0219i concentrat\u0103 de metal.<\/li>\n<li><strong>Pericol:<\/strong> Fiecare cavitate ac\u021bioneaz\u0103 ca un punct de concentrare a tensiunilor care poate declan\u0219a o <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/fatigue\/\">oboseal\u0103<\/a> fisur\u0103 \u2014 mult mai d\u0103un\u0103toare dec\u00e2t ar sugera volumul redus pierdut.<\/li>\n<li><strong>Comun pe:<\/strong> O\u021beluri inoxidabile \u0219i aluminiu \u00een medii cu cloruri.<\/li>\n<li><strong>Detectare:<\/strong> Inspec\u021bia vizual\u0103 \u0219i testarea cu curen\u021bi turbionari.<\/li>\n<\/ul>\n<h3>Coroziune \u00een crevas\u0103<\/h3>\n<ul>\n<li><strong>Loca\u0163ie:<\/strong> \u00cen spa\u021biile libere, sub garnituri \u0219i \u00een racordurile filetate.<\/li>\n<li><strong>Mecanism:<\/strong> Solu\u021bia stagnant\u0103 prins\u0103 \u00eentr-o cr\u0103p\u0103tur\u0103 r\u0103m\u00e2ne f\u0103r\u0103 oxigen \u0219i devine agresiv\u0103 din punct de vedere chimic.<\/li>\n<li><strong>Natura ascuns\u0103:<\/strong> Adesea invizibil f\u0103r\u0103 a fi demontat.<\/li>\n<li><strong>Comun la:<\/strong> Flan\u0219e, sub garniturile inelare \u0219i la baza filetului.<\/li>\n<\/ul>\n<h3>Coroziune galvanic\u0103<\/h3>\n<ul>\n<li><strong>Cauza:<\/strong> Dou\u0103 metale diferite aflate \u00een contact electric \u00een prezen\u021ba unui electrolit.<\/li>\n<li><strong>Exemplu:<\/strong> Un arbore din o\u021bel care se rote\u0219te \u00eentr-un rulment din bronz contaminat cu ap\u0103.<\/li>\n<li><strong>Efect:<\/strong> Metalul mai anodic (mai activ din punct de vedere electrochimic) se corodeaz\u0103 \u00een mod preferen\u021bial, \u00een timp ce metalul mai nobil este protejat.<\/li>\n<li><strong>Prevenire:<\/strong> Izola\u021bi electric metalele incompatibile sau alege\u021bi materiale care se afl\u0103 aproape unul de altul \u00een seria galvanic\u0103.<\/li>\n<\/ul>\n<h3>Fisurarea prin coroziune sub tensiune (SCC)<\/h3>\n<ul>\n<li><strong>Mecanism:<\/strong> Solicitarea de \u00eentindere continu\u0103, combinat\u0103 cu un mediu coroziv specific, determin\u0103 propagarea fisurilor.<\/li>\n<li><strong>Pericol:<\/strong> Poate provoca ruperea brusc\u0103, cu aspect fragil, la solicit\u0103ri cu mult sub limita de curgere a materialului.<\/li>\n<li><strong>Combina\u021bii frecvente:<\/strong> O\u021bel inoxidabil cu cloruri; alam\u0103 cu amoniac.<\/li>\n<li><strong>Prevenire:<\/strong> Alegerea materialelor, eliminarea tensiunilor \u0219i controlul condi\u021biilor de mediu.<\/li>\n<\/ul>\n<h3>Coroziune prin frecare<\/h3>\n<ul>\n<li><strong>Mecanism:<\/strong> Mi\u0219c\u0103rile microscopice, combinate cu coroziunea, la \u00eembin\u0103rile prin presare sau la \u00eembin\u0103rile cu \u0219uruburi, unde alunec\u0103rile repetate, chiar \u0219i minime, zg\u00e2rie \u0219i reoxideaz\u0103 suprafa\u021ba.<\/li>\n<li><strong>Aspect:<\/strong> Oxid de fier de culoare maro-ro\u0219cat (\u201ecacao\u201d) sau o pulbere fin\u0103 neagr\u0103.<\/li>\n<li><strong>Efect:<\/strong> Sl\u0103be\u0219te fix\u0103rile cu interferen\u021b\u0103 \u0219i deterioreaz\u0103 suprafe\u021bele de contact.<\/li>\n<li><strong>Comun la:<\/strong> Interfe\u021bele rulment-arbore \u0219i asambl\u0103rile prin contrac\u021bie supuse <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/vibration\/\">vibra\u021bii<\/a>.<\/li>\n<\/ul>\n<h2>3. Efectele asupra componentelor utilajelor<\/h2>\n<h3>Rulmen\u021bi<\/h3>\n<ul>\n<li>Apari\u021bia punctelor de coroziune la suprafa\u021b\u0103 declan\u0219eaz\u0103 oboseala materialului <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/spalling\/\">exfoliere<\/a> pe c\u0103ile de rulare \u0219i elementele de rulare.<\/li>\n<li>Resturile rezultate din coroziune ac\u021bioneaz\u0103 ca un material abraziv str\u0103in \u00een interiorul rulmentului.<\/li>\n<li>Produsele de coroziune contamineaz\u0103 lubrifiantul \u0219i deterioreaz\u0103 pelicula de ulei.<\/li>\n<li>Durata de via\u021b\u0103 a rulmen\u021bilor poate fi redus\u0103 semnificativ \u2014 sunt posibile reduceri de 50\u201390%.<\/li>\n<\/ul>\n<h3>Arbori<\/h3>\n<ul>\n<li>Punctele de coroziune ac\u021bioneaz\u0103 ca puncte de ini\u021biere a fisurilor de oboseal\u0103, fiind precursorul unei <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/cracked-rotor\/\">rotor fisurat<\/a>.<\/li>\n<li>Pierderea de sec\u021biune reduce diametrul efectiv \u0219i rezisten\u021ba.<\/li>\n<li>Rugozitatea suprafe\u021bei afecteaz\u0103 func\u021bionarea rulmen\u021bilor \u0219i a garniturilor.<\/li>\n<li>Frecarea la asambl\u0103rile prin presare sl\u0103be\u0219te componentele montate \u0219i modific\u0103 echilibrul rotorului.<\/li>\n<\/ul>\n<h3>Angrenaje<\/h3>\n<ul>\n<li>Coroziunea suprafe\u021bei din\u021bilor accelereaz\u0103 oboseala prin contact (coroziune punctiform\u0103).<\/li>\n<li>O rugozitate crescut\u0103 a suprafe\u021bei duce la cre\u0219terea zgomotului \u0219i a pierderilor de angrenare.<\/li>\n<li>Flancurile corodate re\u021bin slab lubrifiantul, agrav\u00e2nd procesul de uzur\u0103.<\/li>\n<li>Coroziunea r\u0103d\u0103cinii dentare reduce rezisten\u021ba la \u00eencovoiere \u2014 vezi \u0219i <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/gear-defects\/\">defecte ale angrenajului<\/a>.<\/li>\n<\/ul>\n<h3>Componente structurale<\/h3>\n<ul>\n<li>Capacitate redus\u0103 de \u00eenc\u0103rcare din cauza pierderii sec\u021biunii transversale.<\/li>\n<li>Concentrarea tensiunilor la punctele de coroziune.<\/li>\n<li>Aspect deteriorat \u0219i fiabilitate general\u0103 redus\u0103.<\/li>\n<li>Coroziunea \u0219uruburilor de ancorare ale funda\u021biei care provoac\u0103 defecte mecanice <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/looseness\/\">joc axial<\/a> \u0219i reduce rigiditatea suportului.<\/li>\n<\/ul>\n<h2>4. Metode de detectare<\/h2>\n<h3>Inspec\u021bie vizual\u0103<\/h3>\n<ul>\n<li>Verifica\u021bi dac\u0103 exist\u0103 rugin\u0103, decolor\u0103ri sau coroziune punctiform\u0103.<\/li>\n<li>Verifica\u021bi dac\u0103 exist\u0103 urme de coroziune \u2014 depuneri de culoare alb\u0103, verde sau ro\u0219ie.<\/li>\n<li>Verifica\u021bi dac\u0103 elementele de fixare prezint\u0103 urme de rugin\u0103 sau semne de uzur\u0103.<\/li>\n<li>Fii atent la apari\u021bia scurgerilor la \u00eembin\u0103ri, un semn revelator al coroziunii ascunse \u00een fisuri.<\/li>\n<\/ul>\n<h3>Analiza vibra\u021biilor<\/h3>\n<p>Coroziunea nu este o cauz\u0103 principal\u0103 a zgomotului de joas\u0103 frecven\u021b\u0103 <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/vibration\/\">vibra\u021bii<\/a>, dar consecin\u021bele sale mecanice sunt foarte vizibile pentru un program de analiz\u0103 a vibra\u021biilor:<\/p>\n<ul>\n<li>Suprafe\u021bele aspre din cauza coroziunii genereaz\u0103 vibra\u021bii de \u00eenalt\u0103 frecven\u021b\u0103 \u00een band\u0103 larg\u0103.<\/li>\n<li>Coroziunile punctiforme produc urme de impact similare cu defectele mecanice localizate.<\/li>\n<li>Efectele secundare sunt cele mai importante: o fisur\u0103 provocat\u0103 de coroziune genereaz\u0103 caracteristica <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/harmonics\/\">2\u00d7 armonic<\/a> cre\u0219terea unei fisuri pe arbore \u0219i rulmen\u021bii coroda\u021bi prezint\u0103 semne clasice <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/bearing-defects\/\">defect de rulment<\/a> frecven\u021be.<\/li>\n<\/ul>\n<p>Deoarece simptomele apar treptat, periodic <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/trending\/\">tendin\u021be<\/a> Monitorizarea nivelurilor generale \u0219i a benzilor de frecven\u021b\u0103 ale rulmen\u021bilor reprezint\u0103 cea mai eficient\u0103 metod\u0103 de a depista deterior\u0103rile cauzate de coroziune \u00eenainte ca acestea s\u0103 se agraveze.<\/p>\n<h3>Testare nedistructiv\u0103<\/h3>\n<p>Atunci c\u00e2nd se suspecteaz\u0103 coroziune, <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/non-destructive-testing\/\">teste nedistructive<\/a> o cuantific\u0103 direct:<\/p>\n<ul>\n<li><strong>Testarea cu ultrasunete:<\/strong> m\u0103soar\u0103 grosimea r\u0103mas\u0103 a peretelui.<\/li>\n<li><strong>Curentul Foucault:<\/strong> detecteaz\u0103 coroziunea de suprafa\u021b\u0103 \u0219i coroziunea punctiform\u0103 prin intermediul unui <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/eddy-current-probe\/\">sond\u0103 cu curen\u021bi turbionari<\/a>.<\/li>\n<li><strong>Particule magnetice:<\/strong> eviden\u021biaz\u0103 fisuri superficiale cauzate de coroziune.<\/li>\n<li><strong>Radiografie:<\/strong> prezint\u0103 coroziune intern\u0103 \u00een zone inaccesibile.<\/li>\n<\/ul>\n<h3>Analiza uleiului<\/h3>\n<p><a href=\"https:\/\/vibromera.eu\/ro\/glossary\/oil-analysis\/\">Analiza uleiului<\/a> surprinde chimia \u00eenainte ca mecanica s\u0103 cedeze:<\/p>\n<ul>\n<li>Determinarea con\u021binutului de ap\u0103 (testul Karl Fischer).<\/li>\n<li>Contaminan\u021bi corozivi, precum acizii \u0219i s\u0103rurile.<\/li>\n<li>Particule metalice eliberate \u00een urma coroziunii.<\/li>\n<li>Testarea pH-ului pentru a identifica condi\u021biile acide care favorizeaz\u0103 coroziunea.<\/li>\n<\/ul>\n<h2>5. Prevenirea \u0219i controlul<\/h2>\n<h3>Selec\u021bia materialelor<\/h3>\n<ul>\n<li><strong>Aliaje rezistente la coroziune:<\/strong> O\u021bel inoxidabil, bronz, aliaje speciale pentru medii dure<\/li>\n<li><strong>Compatibilitatea materialelor:<\/strong> evita\u021bi cuplurile galvanice sau izola\u021bi metalele diferite.<\/li>\n<li><strong>Selectarea clasei:<\/strong> s\u0103 alege\u021bi aliajul potrivit pentru mediul coroziv respectiv.<\/li>\n<\/ul>\n<h3>Acoperiri de protec\u021bie<\/h3>\n<ul>\n<li><strong>Vopsea:<\/strong> protec\u021bie \u00eempotriva coroziunii pentru o\u021belul de construc\u021bii.<\/li>\n<li><strong>Placare:<\/strong> crom, nichel sau zinc pentru suprafe\u021bele critice.<\/li>\n<li><strong>Galvanizare:<\/strong> acoperire cu zinc pentru utilizare \u00een exterior sau \u00een medii umede.<\/li>\n<li><strong>Acoperiri speciale:<\/strong> Spray epoxidic, ceramic, termic pentru condi\u021bii severe<\/li>\n<\/ul>\n<h3>Lubrifiere<\/h3>\n<ul>\n<li>Folosi\u021bi lubrifian\u021bi care con\u021bin inhibitori de rugin\u0103 \u0219i coroziune.<\/li>\n<li>\u00cendep\u0103rta\u021bi umezeala \u0219i impurit\u0103\u021bile din sistem.<\/li>\n<li>Men\u021bine\u021bi un strat continuu de ulei care s\u0103 protejeze suprafa\u021ba \u2014 a se vedea <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/bearing-lubrication\/\">lubrifierea rulmen\u021bilor<\/a>.<\/li>\n<li>Schimba\u021bi uleiul la intervalele recomandate pentru a elimina apa \u0219i acizii acumula\u021bi.<\/li>\n<\/ul>\n<h3>Controlul mediului<\/h3>\n<ul>\n<li>Etan\u0219are eficient\u0103 pentru a \u00eempiedica p\u0103trunderea umezelii.<\/li>\n<li>Dezumidificare pentru echipamente \u00eenchise.<\/li>\n<li>Ventila\u021bie pentru prevenirea form\u0103rii condensului.<\/li>\n<li>Carcase pentru echipamente de exterior.<\/li>\n<li>Controlul temperaturii pentru a evita ciclurile repetate de condensare.<\/li>\n<\/ul>\n<h3>Practici de proiectare<\/h3>\n<ul>\n<li>Evita\u021bi cr\u0103p\u0103turile \u00een care coroziunea se poate ascunde \u0219i concentra.<\/li>\n<li>Asigura\u021bi un sistem de drenaj pentru a \u00eempiedica acumularea umezelii.<\/li>\n<li>Proiectat pentru a permite accesul \u00een vederea cur\u0103\u021b\u0103rii \u0219i inspect\u0103rii.<\/li>\n<li>Utiliza\u021bi anodi de sacrificiu acolo unde protec\u021bia catodic\u0103 este indicat\u0103.<\/li>\n<\/ul>\n<h2>6. Coroziunea \u0219i fluxul de lucru de echilibrare<\/h2>\n<p>Coroziunea afecteaz\u0103 \u00een t\u0103cere calitatea echilibrului. Materialul pierdut de pe o parte a unui <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/rotor\/\">rotor<\/a>, depunerile de murd\u0103rie pe zonele corodate sau o greutate de echilibrare care se deplaseaz\u0103 pe o fixare uzat\u0103 \u0219i sl\u0103bit\u0103 modific\u0103 distribu\u021bia masei \u0219i cresc valoarea 1\u00d7 <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/unbalance\/\">dezechilibru<\/a> r\u0103spuns. Din acest motiv, un rotor care a suferit coroziune \u00een timpul func\u021bion\u0103rii trebuie verificat din nou dup\u0103 cur\u0103\u021bare sau repara\u021bie, \u00een loc s\u0103 se considere c\u0103 este \u00een stare bun\u0103. \u00cen practic\u0103, aceast\u0103 opera\u021biune se efectueaz\u0103 f\u0103r\u0103 demontare, folosind un analizor portabil cu dou\u0103 canale, cum ar fi <a href=\"https:\/\/vibromera.eu\/ro\/produs\/balanset-1\/\">Balanset-1A<\/a>, care m\u0103soar\u0103 amplitudinea \u0219i faza la 1\u00d7 \u00een rulmen\u021bii proprii ai ma\u0219inii, v\u0103 permite s\u0103 corecta\u021bi noul punct greu \u0219i verific\u0103 <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/residual-unbalance\/\">dezechilibru rezidual<\/a> \u00een raport cu clasa corespunz\u0103toare din standardul ISO 21940-11. Combinarea acestei verific\u0103ri a vibra\u021biilor cu m\u0103surarea grosimii peretelui prin metode NDT ofer\u0103 o imagine complet\u0103 at\u00e2t asupra st\u0103rii mecanice, c\u00e2t \u0219i asupra st\u0103rii structurale a unui rotor corodat.<\/p>\n<p>Coroziunea, de\u0219i este \u00een primul r\u00e2nd un proces chimic, are consecin\u021be mecanice profunde asupra utilajelor rotative. Rolul s\u0103u \u00een apari\u021bia fisurilor de oboseal\u0103, accelerarea uzurii \u0219i generarea defectelor de suprafa\u021b\u0103 face ca prevenirea \u2014 prin alegerea corect\u0103 a materialelor, m\u0103suri de protec\u021bie \u0219i controlul mediului \u2014 s\u0103 fie esen\u021bial\u0103 pentru fiabilitatea \u0219i siguran\u021ba pe termen lung.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/ro\/glossary\/\">\u2190 \u00cenapoi la indexul principal<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Afla\u021bi despre coroziunea, deteriorarea electrochimic\u0103 a suprafe\u021belor metalice care provoac\u0103 coroziunea, concentrarea stresului \u0219i oboseala accelerat\u0103 a rulmen\u021bilor, arborilor \u0219i structurilor.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-86","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary\/86","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary\/86\/revisions"}],"predecessor-version":[{"id":101377,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary\/86\/revisions\/101377"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/media?parent=86"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/categories?post=86"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/tags?post=86"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}