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EN 1.4962 Stainless Steel vs. SAE-AISI P4 Steel

Both EN 1.4962 stainless steel and SAE-AISI P4 steel are iron alloys. They have 71% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.4962 stainless steel and the bottom bar is SAE-AISI P4 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
74
Tensile Strength: Ultimate (UTS), MPa 630 to 690
390 to 1980

Thermal Properties

Latent Heat of Fusion, J/g 280
260
Melting Completion (Liquidus), °C 1480
1460
Melting Onset (Solidus), °C 1440
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 14
41
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
8.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 23
4.4
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 4.1
1.8
Embodied Energy, MJ/kg 59
23
Embodied Water, L/kg 150
68

Common Calculations

PREN (Pitting Resistance) 21
7.0
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 21 to 24
14 to 70
Strength to Weight: Bending, points 20 to 21
15 to 45
Thermal Diffusivity, mm2/s 3.7
11
Thermal Shock Resistance, points 14 to 16
13 to 64

Alloy Composition

Boron (B), % 0.0015 to 0.0060
0
Carbon (C), % 0.070 to 0.15
0 to 0.12
Chromium (Cr), % 15.5 to 17.5
4.0 to 5.3
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 62.1 to 69
92.3 to 95.3
Manganese (Mn), % 0 to 1.5
0.2 to 0.6
Molybdenum (Mo), % 0
0.4 to 1.0
Nickel (Ni), % 12.5 to 14.5
0
Phosphorus (P), % 0 to 0.035
0 to 0.030
Silicon (Si), % 0 to 0.5
0.1 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0.4 to 0.7
0
Tungsten (W), % 2.5 to 3.0
0