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ACI-ASTM CA6N Steel vs. AISI 310S Stainless Steel

Both ACI-ASTM CA6N steel and AISI 310S stainless steel are iron alloys. They have 72% 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 ACI-ASTM CA6N steel and the bottom bar is AISI 310S stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 17
34 to 44
Fatigue Strength, MPa 640
250 to 280
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 75
79
Tensile Strength: Ultimate (UTS), MPa 1080
600 to 710
Tensile Strength: Yield (Proof), MPa 1060
270 to 350

Thermal Properties

Latent Heat of Fusion, J/g 280
310
Maximum Temperature: Corrosion, °C 390
450
Maximum Temperature: Mechanical, °C 740
1100
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 23
16
Thermal Expansion, µm/m-K 9.9
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 11
25
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.5
4.3
Embodied Energy, MJ/kg 35
61
Embodied Water, L/kg 110
190

Common Calculations

PREN (Pitting Resistance) 12
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
200 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 2900
190 to 310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 38
21 to 25
Strength to Weight: Bending, points 30
20 to 22
Thermal Diffusivity, mm2/s 6.1
4.1
Thermal Shock Resistance, points 40
14 to 16

Alloy Composition

Carbon (C), % 0 to 0.060
0 to 0.080
Chromium (Cr), % 10.5 to 12.5
24 to 26
Iron (Fe), % 77.9 to 83.5
48.3 to 57
Manganese (Mn), % 0 to 0.5
0 to 2.0
Nickel (Ni), % 6.0 to 8.0
19 to 22
Phosphorus (P), % 0 to 0.020
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.5
Sulfur (S), % 0 to 0.020
0 to 0.030