PSI to Newton per Square Meter Converter

Convert between pounds per square inch (PSI) and newtons per square meter (N/m²) for engineering, mechanical, and pressure system calculations

Pounds per Square Inch (psi)

1 psi = 6,895 N/m²

Newton per Square Meter (N/m²)

1 N/m² = 0.000145 psi

Enter a value to see the conversion result

Pressure Reference

PSI	⇔	N/m²
1 psi	⇔	6,895 N/m²
5 psi	⇔	34,474 N/m²
10 psi	⇔	68,948 N/m²
50 psi	⇔	344,738 N/m²
100 psi	⇔	689,476 N/m²
1,000 psi	⇔	6,894,757 N/m²

Common Pressures

Automotive:
• Tire pressure: 30-35 psi (206,843-241,316 N/m²)
• Engine oil: 10-80 psi (68,948-551,580 N/m²)
• Fuel injection: 40-60 psi (275,790-413,685 N/m²)
• Brake system: 800-2,000 psi

Industrial:
• Hydraulic systems: 1,000-3,000 psi
• Compressed air: 80-150 psi
• Steam boilers: 150-600 psi
• Water pressure: 40-80 psi

Aerospace:
• Cabin pressure: 11.3 psi (77,911 N/m²)
• Hydraulic flight controls: 3,000 psi
• Fuel systems: 50-300 psi
• Landing gear: 2,000-5,000 psi

Pressure Units

PSI: Pounds per square inch
N/m²: Newton per square meter (Pascal)
Conversion: 1 psi = 6,895 N/m²
Symbol: Pa (Pascal)

Usage Tips

PSI for US systems
N/m² for SI units
Engineering calculations
Pressure specifications

Applications

Mechanical: System design
Hydraulic: Power transmission
HVAC: Pressure drops
Process: Industrial control