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S35500 Stainless Steel vs. ACI-ASTM CA40F Steel

Both S35500 stainless steel and ACI-ASTM CA40F steel are iron alloys. They have 90% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is S35500 stainless steel and the bottom bar is ACI-ASTM CA40F steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14
13
Fatigue Strength, MPa 690 to 730
320
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
76
Tensile Strength: Ultimate (UTS), MPa 1330 to 1490
770
Tensile Strength: Yield (Proof), MPa 1200 to 1280
550

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Maximum Temperature: Corrosion, °C 440
390
Maximum Temperature: Mechanical, °C 870
750
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1420
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 16
27
Thermal Expansion, µm/m-K 11
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
3.5

Otherwise Unclassified Properties

Base Metal Price, % relative 16
7.5
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.5
2.0
Embodied Energy, MJ/kg 47
28
Embodied Water, L/kg 130
100

Common Calculations

PREN (Pitting Resistance) 27
14
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180 to 190
94
Resilience: Unit (Modulus of Resilience), kJ/m3 3610 to 4100
790
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 47 to 53
28
Strength to Weight: Bending, points 34 to 37
24
Thermal Diffusivity, mm2/s 4.4
7.2
Thermal Shock Resistance, points 44 to 49
28

Alloy Composition

Carbon (C), % 0.1 to 0.15
0.2 to 0.4
Chromium (Cr), % 15 to 16
11.5 to 14
Iron (Fe), % 73.2 to 77.7
81.6 to 88.3
Manganese (Mn), % 0.5 to 1.3
0 to 1.0
Molybdenum (Mo), % 2.5 to 3.2
0 to 0.5
Nickel (Ni), % 4.0 to 5.0
0 to 1.0
Niobium (Nb), % 0.1 to 0.5
0
Nitrogen (N), % 0.070 to 0.13
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.5
Sulfur (S), % 0 to 0.030
0.2 to 0.4