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EN 1.4612 Stainless Steel vs. SAE-AISI P4 Steel

Both EN 1.4612 stainless steel and SAE-AISI P4 steel are iron alloys. They have 79% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is EN 1.4612 stainless steel and the bottom bar is SAE-AISI P4 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
74
Tensile Strength: Ultimate (UTS), MPa 1690 to 1850
390 to 1980

Thermal Properties

Latent Heat of Fusion, J/g 280
260
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 11
12

Otherwise Unclassified Properties

Base Metal Price, % relative 16
4.4
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.6
1.8
Embodied Energy, MJ/kg 50
23
Embodied Water, L/kg 140
68

Common Calculations

PREN (Pitting Resistance) 19
7.0
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 60 to 65
14 to 70
Strength to Weight: Bending, points 40 to 43
15 to 45
Thermal Shock Resistance, points 58 to 63
13 to 64

Alloy Composition

Aluminum (Al), % 1.4 to 1.8
0
Carbon (C), % 0 to 0.015
0 to 0.12
Chromium (Cr), % 11 to 12.5
4.0 to 5.3
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 71.5 to 75.5
92.3 to 95.3
Manganese (Mn), % 0 to 0.1
0.2 to 0.6
Molybdenum (Mo), % 1.8 to 2.3
0.4 to 1.0
Nickel (Ni), % 10.2 to 11.3
0
Nitrogen (N), % 0 to 0.010
0
Phosphorus (P), % 0 to 0.010
0 to 0.030
Silicon (Si), % 0 to 0.1
0.1 to 0.4
Sulfur (S), % 0 to 0.0050
0 to 0.030
Titanium (Ti), % 0.2 to 0.5
0

Comparable Variants