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S38815 Stainless Steel vs. SAE-AISI D5 Steel

Both S38815 stainless steel and SAE-AISI D5 steel are iron alloys. They have 75% of their average alloy composition in common. There are 22 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 D5 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 34
5.4 to 14
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
75
Shear Strength, MPa 410
470 to 1180
Tensile Strength: Ultimate (UTS), MPa 610
770 to 2030

Thermal Properties

Latent Heat of Fusion, J/g 370
270
Melting Completion (Liquidus), °C 1360
1430
Melting Onset (Solidus), °C 1310
1390
Specific Heat Capacity, J/kg-K 500
480
Thermal Expansion, µm/m-K 15
11

Otherwise Unclassified Properties

Base Metal Price, % relative 19
13
Density, g/cm3 7.5
7.7
Embodied Carbon, kg CO2/kg material 3.8
3.5
Embodied Energy, MJ/kg 54
51
Embodied Water, L/kg 140
120

Common Calculations

PREN (Pitting Resistance) 18
15
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22
28 to 73
Strength to Weight: Bending, points 21
24 to 46
Thermal Shock Resistance, points 15
26 to 67

Alloy Composition

Aluminum (Al), % 0 to 0.3
0
Carbon (C), % 0 to 0.030
1.4 to 1.6
Chromium (Cr), % 13 to 15
11 to 13
Cobalt (Co), % 0
2.5 to 3.5
Copper (Cu), % 0.75 to 1.5
0 to 0.25
Iron (Fe), % 56.1 to 67
77.9 to 84.4
Manganese (Mn), % 0 to 2.0
0 to 0.6
Molybdenum (Mo), % 0.75 to 1.5
0.7 to 1.2
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 to 0.6
Sulfur (S), % 0 to 0.020
0 to 0.030
Vanadium (V), % 0
0 to 1.0