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EN 1.4530 Stainless Steel vs. SAE-AISI H12 Steel

Both EN 1.4530 stainless steel and SAE-AISI H12 steel are iron alloys. They have 83% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.4530 stainless steel and the bottom bar is SAE-AISI H12 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 76
75
Tensile Strength: Ultimate (UTS), MPa 1030 to 1370
690 to 1850

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Melting Completion (Liquidus), °C 1460
1480
Melting Onset (Solidus), °C 1410
1440
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 11
12

Otherwise Unclassified Properties

Base Metal Price, % relative 15
9.0
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.4
2.9
Embodied Energy, MJ/kg 46
41
Embodied Water, L/kg 130
76

Common Calculations

PREN (Pitting Resistance) 19
12
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 36 to 48
24 to 65
Strength to Weight: Bending, points 29 to 35
22 to 42
Thermal Shock Resistance, points 35 to 47
22 to 60

Alloy Composition

Aluminum (Al), % 0.6 to 0.8
0
Carbon (C), % 0 to 0.015
0.3 to 0.4
Chromium (Cr), % 11.5 to 12.5
4.8 to 5.5
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 74.4 to 77.3
87.8 to 91.7
Manganese (Mn), % 0 to 0.1
0.2 to 0.5
Molybdenum (Mo), % 1.9 to 2.2
1.3 to 1.8
Nickel (Ni), % 8.5 to 9.5
0 to 0.3
Nitrogen (N), % 0 to 0.010
0
Phosphorus (P), % 0 to 0.010
0 to 0.030
Silicon (Si), % 0 to 0.1
0.8 to 1.2
Sulfur (S), % 0 to 0.0050
0 to 0.030
Titanium (Ti), % 0.28 to 0.37
0
Tungsten (W), % 0
1.0 to 1.7
Vanadium (V), % 0
0 to 0.5