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ACI-ASTM CA6NM Steel vs. S30601 Stainless Steel

Both ACI-ASTM CA6NM steel and S30601 stainless steel are iron alloys. They have 77% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CA6NM steel and the bottom bar is S30601 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
190
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 17
37
Fatigue Strength, MPa 380
250
Poisson's Ratio 0.28
0.28
Reduction in Area, % 40
56
Shear Modulus, GPa 76
75
Tensile Strength: Ultimate (UTS), MPa 850
660
Tensile Strength: Yield (Proof), MPa 620
300

Thermal Properties

Latent Heat of Fusion, J/g 280
370
Maximum Temperature: Corrosion, °C 390
410
Maximum Temperature: Mechanical, °C 770
950
Melting Completion (Liquidus), °C 1450
1360
Melting Onset (Solidus), °C 1400
1310
Specific Heat Capacity, J/kg-K 480
500
Thermal Expansion, µm/m-K 10
15

Otherwise Unclassified Properties

Base Metal Price, % relative 10
20
Density, g/cm3 7.8
7.6
Embodied Carbon, kg CO2/kg material 2.5
3.9
Embodied Energy, MJ/kg 34
55
Embodied Water, L/kg 110
150

Common Calculations

PREN (Pitting Resistance) 15
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
200
Resilience: Unit (Modulus of Resilience), kJ/m3 1000
230
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 30
24
Strength to Weight: Bending, points 26
22
Thermal Shock Resistance, points 31
16

Alloy Composition

Carbon (C), % 0 to 0.060
0 to 0.015
Chromium (Cr), % 11.5 to 14
17 to 18
Copper (Cu), % 0
0 to 0.35
Iron (Fe), % 78.4 to 84.6
56.9 to 60.5
Manganese (Mn), % 0 to 1.0
0.5 to 0.8
Molybdenum (Mo), % 0.4 to 1.0
0 to 0.2
Nickel (Ni), % 3.5 to 4.5
17 to 18
Nitrogen (N), % 0
0 to 0.050
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
5.0 to 5.6
Sulfur (S), % 0 to 0.030
0 to 0.013