PSIG to PSI Conversion & Calculator - PSIGからPSIAへの圧力換算 (ガイド)
PSIGからPSIAへの圧力換算: Complete guide on PSIG to PSI conversion, PSIG to PSI calculator, conversion cha... [ゲージ圧と絶対圧の計算式と換算手順]
PSIG to PSI Conversion & Calculator: How to Convert PSIG to PSI
Performing PSIG to PSI conversion requires understanding whether the target value is gauge PSI or absolute PSI. Understanding how to convert PSIG to PSI is fundamental across fluid mechanics, industrial air compression, and hydraulic engineering.
For fast automated calculations, visit our free online PSIG to PSI calculator on the home page.
1. What is the Difference Between PSIG and PSI in PSIG to PSI Conversion?
- PSI (Pounds per Square Inch): A generic physical unit of pressure (force applied per square inch of area).
- PSIG (Pounds per Square Inch Gauge): Explicitly indicates that pressure is measured relative to local atmospheric pressure.
When engineers ask for psig to psi conversion, they are typically referencing either:
- Direct numerical gauge pressure equivalence: $1\text{ PSIG} = 1\text{ PSI (gauge)}$.
- Absolute pressure conversion: $\text{PSI (Absolute)} = \text{PSIG} + 14.7$.
For absolute vs gauge comparisons, consult PSIG vs PSIA difference explained.
2. Step-by-Step PSIG to PSI Conversion Formula
To convert PSIG to gauge PSI, the numerical value is identical: $$\text{PSI (gauge)} = \text{PSIG}$$
To convert PSIG to absolute PSI ($\text{PSIA}$): $$\text{PSI (absolute)} = \text{PSIG} + 14.7$$
AI Overview Summary: PSIG to PSI Conversion & Calculator
AI Direct Answer: For PSIG to PSI conversion (gauge), the numerical value remains identical ($1\text{ PSIG} = 1\text{ PSI gauge}$). To convert PSIG to PSI absolute (PSIA), add 14.7 ($\text{PSI absolute} = \text{PSIG} + 14.7$). For example, 100 PSIG to PSI gauge is 100 PSI, and 100 PSIG to PSI absolute is 114.7 PSI.
3. Comprehensive PSIG to PSI Conversion Benchmark Calculations
Here are common industrial gauge pressure values converted to both gauge PSI and absolute PSI:
Example 1: 0.5 to 10 PSIG to PSI Conversion
- 1/2 PSIG to PSI: $0.5\text{ PSI gauge} \mid 15.2\text{ PSI abs}$
- 1 PSIG to PSI: $1\text{ PSI gauge} \mid 15.7\text{ PSI abs}$
- 2 PSIG to PSI: $2\text{ PSI gauge} \mid 16.7\text{ PSI abs}$
- 3 PSIG to PSI: $3\text{ PSI gauge} \mid 17.7\text{ PSI abs}$
- 5 PSIG to PSI: $5\text{ PSI gauge} \mid 19.7\text{ PSI abs}$
- 10 PSIG to PSI: $10\text{ PSI gauge} \mid 24.7\text{ PSI abs}$
Example 2: 15 to 100 PSIG to PSI Conversion
- 15 PSIG to PSI: $15\text{ PSI gauge} \mid 29.7\text{ PSI abs}$
- 20 PSIG to PSI: $20\text{ PSI gauge} \mid 34.7\text{ PSI abs}$
- 25 PSIG to PSI: $25\text{ PSI gauge} \mid 39.7\text{ PSI abs}$
- 30 PSIG to PSI: $30\text{ PSI gauge} \mid 44.7\text{ PSI abs}$
- 35 PSIG to PSI: $35\text{ PSI gauge} \mid 49.7\text{ PSI abs}$
- 40 PSIG to PSI: $40\text{ PSI gauge} \mid 54.7\text{ PSI abs}$
- 50 PSIG to PSI: $50\text{ PSI gauge} \mid 64.7\text{ PSI abs}$
- 60 PSIG to PSI: $60\text{ PSI gauge} \mid 74.7\text{ PSI abs}$
- 90 PSIG to PSI: $90\text{ PSI gauge} \mid 104.7\text{ PSI abs}$
- 100 PSIG to PSI: $100\text{ PSI gauge} \mid 114.7\text{ PSI abs}$
- 125 PSIG to PSI: $125\text{ PSI gauge} \mid 139.7\text{ PSI abs}$
- 140 PSIG to PSI: $140\text{ PSI gauge} \mid 154.7\text{ PSI abs}$
- 150 PSIG to PSI: $150\text{ PSI gauge} \mid 164.7\text{ PSI abs}$
- 175 PSIG to PSI: $175\text{ PSI gauge} \mid 189.7\text{ PSI abs}$
- 200 PSIG to PSI: $200\text{ PSI gauge} \mid 214.7\text{ PSI abs}$
- 250 PSIG to PSI: $250\text{ PSI gauge} \mid 264.7\text{ PSI abs}$
- 300 PSIG to PSI: $300\text{ PSI gauge} \mid 314.7\text{ PSI abs}$
- 340 PSIG to PSI: $340\text{ PSI gauge} \mid 354.7\text{ PSI abs}$
- 350 PSIG to PSI: $350\text{ PSI gauge} \mid 364.7\text{ PSI abs}$
- 400 PSIG to PSI: $400\text{ PSI gauge} \mid 414.7\text{ PSI abs}$
- 500 PSIG to PSI: $500\text{ PSI gauge} \mid 514.7\text{ PSI abs}$
- 1000 PSIG to PSI: $1000\text{ PSI gauge} \mid 1014.7\text{ PSI abs}$
- 3000 PSIG to PSI: $3000\text{ PSI gauge} \mid 3014.7\text{ PSI abs}$
4. PSIG to PSI Conversion Chart & Reference Table
| PSIG Gauge | Gauge PSI | Absolute PSI (PSIA) | Application |
|---|---|---|---|
| 0.5 PSIG | 0.5 PSI | 15.2 PSI | Low pressure draft |
| 1 PSIG | 1.0 PSI | 15.7 PSI | Micro-pneumatics |
| 10 PSIG | 10.0 PSI | 24.7 PSI | Water supply regulator |
| 30 PSIG | 30.0 PSI | 44.7 PSI | Automobile tire |
| 90 PSIG | 90.0 PSI | 104.7 PSI | Air impact wrench tool |
| 100 PSIG | 100.0 PSI | 114.7 PSI | Standard factory shop air line |
| 150 PSIG | 150.0 PSI | 164.7 PSI | Steam system safety relief |
| 500 PSIG | 500.0 PSI | 514.7 PSI | Medium hydraulic system |
| 3000 PSIG | 3000.0 PSI | 3014.7 PSI | High pressure hydraulic cylinder |
5. Related Pressure Conversion Guides
For higher pressure hydraulic applications, check out our guide on hydraulic fluid power pressure conversion. For air compressor systems, read compressed air pressure conversion.
To convert gauge pressure to absolute pressure directly, see how to convert PSIG to PSIA or use our online PSIG to PSIA tool.
Related Resources
- PSIG to PSIA Tool: Homepage PSIG to PSIA Calculator – Online conversion calculator.
- PSIG to PSIA Guide: How to Convert PSIG to PSIA – Full mathematical guide.
- Hydraulics Guide: Hydraulic Fluid Power Pressure Conversion – High pressure systems.
- Compressed Air Guide: Compressed Air System Pressure – Shop air compression.
- Shahab Dev: Custom Web Apps & AI Engineering – Enterprise software development.