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S38815 Stainless Steel vs. SAE-AISI H23 Steel

Both S38815 stainless steel and SAE-AISI H23 steel are iron alloys. They have 74% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is S38815 stainless steel and the bottom bar is SAE-AISI H23 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
80
Tensile Strength: Ultimate (UTS), MPa 610
760 to 1550

Thermal Properties

Latent Heat of Fusion, J/g 370
260
Melting Completion (Liquidus), °C 1360
1680
Melting Onset (Solidus), °C 1310
1630
Specific Heat Capacity, J/kg-K 500
440
Thermal Expansion, µm/m-K 15
12

Otherwise Unclassified Properties

Base Metal Price, % relative 19
34
Density, g/cm3 7.5
8.7
Embodied Carbon, kg CO2/kg material 3.8
6.9
Embodied Energy, MJ/kg 54
110
Embodied Water, L/kg 140
120

Common Calculations

PREN (Pitting Resistance) 18
32
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
22
Strength to Weight: Axial, points 22
24 to 49
Strength to Weight: Bending, points 21
21 to 34
Thermal Shock Resistance, points 15
23 to 47

Alloy Composition

Aluminum (Al), % 0 to 0.3
0
Carbon (C), % 0 to 0.030
0.25 to 0.35
Chromium (Cr), % 13 to 15
11 to 12.8
Copper (Cu), % 0.75 to 1.5
0 to 0.25
Iron (Fe), % 56.1 to 67
71.3 to 76.7
Manganese (Mn), % 0 to 2.0
0.15 to 0.4
Molybdenum (Mo), % 0.75 to 1.5
0
Nickel (Ni), % 13 to 17
0 to 0.3
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 5.5 to 6.5
0.15 to 0.6
Sulfur (S), % 0 to 0.020
0 to 0.030
Tungsten (W), % 0
11 to 12.8
Vanadium (V), % 0
0.75 to 1.3