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S31727 Stainless Steel vs. SAE-AISI H13 Steel

Both S31727 stainless steel and SAE-AISI H13 steel are iron alloys. They have 65% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is S31727 stainless steel and the bottom bar is SAE-AISI H13 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 78
74
Tensile Strength: Ultimate (UTS), MPa 630
690 to 1820

Thermal Properties

Latent Heat of Fusion, J/g 290
270
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 16
10

Otherwise Unclassified Properties

Base Metal Price, % relative 24
6.0
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 4.7
4.3
Embodied Energy, MJ/kg 64
64
Embodied Water, L/kg 180
78

Common Calculations

PREN (Pitting Resistance) 35
9.9
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22
25 to 65
Strength to Weight: Bending, points 20
22 to 43
Thermal Shock Resistance, points 14
25 to 65

Alloy Composition

Carbon (C), % 0 to 0.030
0.32 to 0.45
Chromium (Cr), % 17.5 to 19
4.8 to 5.5
Copper (Cu), % 2.8 to 4.0
0 to 0.25
Iron (Fe), % 53.7 to 61.3
88.8 to 92
Manganese (Mn), % 0 to 1.0
0.2 to 0.5
Molybdenum (Mo), % 3.8 to 4.5
1.1 to 1.8
Nickel (Ni), % 14.5 to 16.5
0 to 0.3
Nitrogen (N), % 0.15 to 0.21
0
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 1.0
0.8 to 1.2
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0
0.8 to 1.2