Ni nini tofauti kati ya bar na atm?

Bar na atm (angahewa ya kawaida) ni vitengo viwili vya shinikizo. 1 atm = 1.01325 bar. Thamani zao ziko karibu sana — 1 bar ni takriban 0.987 atm. Bar hutumiwa kawaida katika tasnia na uhandisi, huku atm ikitumiwa katika kemia, usafiri wa anga, na kama kumbukumbu ya hali za kawaida.

Unabadilishaje PSI kuwa bar?

To convert PSI to bar, divide by 14.5038: bar = PSI / 14.5038. For example, 100 PSI = 100 / 14.5038 = 6.895 bar. Conversely, to convert bar to PSI, multiply by 14.5038: PSI = bar × 14.5038.

Ni nini tofauti kati ya shinikizo la gauge na shinikizo kamili?

Absolute pressure is measured relative to a perfect vacuum (zero reference). Gauge pressure is measured relative to atmospheric pressure. The relationship is: P_absolute = P_gauge + P_atmospheric. For example, a tire gauge reading 32 PSI (gauge) means 32 + 14.7 = 46.7 PSI absolute. Units often use 'g' or 'a' suffix: psig (gauge), psia (absolute), barg, bara.

mmHg inatumika kwa nini?

mmHg (milimita za zebaki), inayoitwa pia torr, hutumiwa kawaida katika dawa kwa kupima shinikizo la damu (k.m., 120/80 mmHg), katika teknolojia ya utupu, na katika hali ya hewa. 1 mmHg = 133.322 Pa. Shinikizo la kawaida la angahewa ni 760 mmHg.

Ni nini tofauti kati ya kPa na MPa?

Both are SI units of pressure. 1 MPa = 1000 kPa. kPa (kilopascal) is used for lower pressures like tire pressure and HVAC. MPa (megapascal) is used for higher pressures like hydraulic systems, material strength, and water jetting. For reference: 1 bar ≈ 100 kPa = 0.1 MPa.

Zana ya Uhandisi Isiyolipisha

Muonganishaji wa Vitengo vya Shinikizo

Badilisha kati ya vitengo vyote vya kawaida vya shinikizo papo hapo. Ingiza thamani na chagua kitengo cha ingizo — ubadilishaji wote huonyeshwa kwa wakati mmoja.

12 Units bar ↔ PSI ↔ MPa atm ↔ kgf/cm²

Results

Njia ya Ubadilishaji

Ubadilishaji wote hupita kupitia Pascal (Pa) kama kitengo cha msingi cha SI. Ili kubadilisha kutoka kitengo A hadi kitengo B:

Thamani_B = Thamani_A × (Kipengele_A / Kipengele_B)

Ambapo kila kipengele kinawakilisha Pascal ngapi sawa na kitengo kimoja.

Vipengele vya Ubadilishaji (hadi Pascal)

Unit	Symbol	1 unit = … Pa
Pascal	Pa	1
Kilopascal	kPa	1,000
Megapascal	MPa	1,000,000
Bar	bar	100,000
Millibar	mbar	100
PSI	PSI	6,894.76
Anga la kawaida	atm	101,325
Anga la kiufundi	kgf/cm² (at)	98,066.5
Milimita za zebaki	mmHg (torr)	133.322
Inchi za zebaki	inHg	3,386.39
Milimita za maji	mmH₂O	9.80665
Inchi za maji	inH₂O	249.089

Ubadilishaji wa Kawaida

Kumbuka Haraka

1 bar = 14.5038 PSI = 100 kPa = 0.1 MPa

1 atm = 1.01325 bar = 14.696 PSI = 101.325 kPa

1 MPa = 10 bar = 145.038 PSI

1 kgf/cm² = 0.98067 bar = 14.223 PSI

1 atm = 760 mmHg = 29.921 inHg

Shinikizo la Gauge dhidi ya Shinikizo Kamili

Muhimu: Kibadilishaji hiki kinashughulikia thamani kamili. Shinikizo la gauge (barg, psig) hupimwa kuhusiana na shinikizo la anga. Ili kubadilisha: P_absolute = P_gauge + P_atmospheric. Standard atmospheric pressure = 1 atm = 1.01325 bar = 14.696 PSI.

⚠️ Note: Thamani za mmH₂O na inH₂O zinategemea joto la maji (msongamano). Vipengele vinavyotumika hapa vipo katika 4 °C (msongamano wa juu zaidi). Katika joto la kawaida la chumba, thamani halisi zinaweza kutofautiana kwa ~0.2%.

Pressure Unit Converter | bar ↔ PSI ↔ MPa ↔ atm ↔ kgf/cm²

Published by Nikolai Shelkovenko on Febuari 15, 2026 Febuari 15, 2026

Results

Njia ya Ubadilishaji

Vipengele vya Ubadilishaji (hadi Pascal)

Ubadilishaji wa Kawaida

Shinikizo la Gauge dhidi ya Shinikizo Kamili

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