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S32615 Stainless Steel vs. ACI-ASTM CA40F Steel

Both S32615 stainless steel and ACI-ASTM CA40F steel are iron alloys. They have 67% of their average alloy composition in common. There are 28 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 S32615 stainless steel and the bottom bar is ACI-ASTM CA40F steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
230
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 28
13
Fatigue Strength, MPa 180
320
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
76
Tensile Strength: Ultimate (UTS), MPa 620
770
Tensile Strength: Yield (Proof), MPa 250
550

Thermal Properties

Latent Heat of Fusion, J/g 370
280
Maximum Temperature: Corrosion, °C 410
390
Maximum Temperature: Mechanical, °C 990
750
Melting Completion (Liquidus), °C 1350
1430
Melting Onset (Solidus), °C 1310
1390
Specific Heat Capacity, J/kg-K 500
480
Thermal Expansion, µm/m-K 15
10

Otherwise Unclassified Properties

Base Metal Price, % relative 24
7.5
Density, g/cm3 7.6
7.7
Embodied Carbon, kg CO2/kg material 4.4
2.0
Embodied Energy, MJ/kg 63
28
Embodied Water, L/kg 170
100

Common Calculations

PREN (Pitting Resistance) 21
14
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
94
Resilience: Unit (Modulus of Resilience), kJ/m3 160
790
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 23
28
Strength to Weight: Bending, points 21
24
Thermal Shock Resistance, points 15
28

Alloy Composition

Carbon (C), % 0 to 0.070
0.2 to 0.4
Chromium (Cr), % 16.5 to 19.5
11.5 to 14
Copper (Cu), % 1.5 to 2.5
0
Iron (Fe), % 46.4 to 57.9
81.6 to 88.3
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0.3 to 1.5
0 to 0.5
Nickel (Ni), % 19 to 22
0 to 1.0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 4.8 to 6.0
0 to 1.5
Sulfur (S), % 0 to 0.030
0.2 to 0.4