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AISI 310 Stainless Steel vs. ACI-ASTM CA6N Steel

Both AISI 310 stainless steel and ACI-ASTM CA6N 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 (4, in this case) are not shown.

For each property being compared, the top bar is AISI 310 stainless steel and the bottom bar is ACI-ASTM CA6N steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34 to 45
17
Fatigue Strength, MPa 240 to 280
640
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 78
75
Tensile Strength: Ultimate (UTS), MPa 600 to 710
1080
Tensile Strength: Yield (Proof), MPa 260 to 350
1060

Thermal Properties

Latent Heat of Fusion, J/g 310
280
Maximum Temperature: Corrosion, °C 440
390
Maximum Temperature: Mechanical, °C 1040
740
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
23
Thermal Expansion, µm/m-K 15
9.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
3.0

Otherwise Unclassified Properties

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

Common Calculations

PREN (Pitting Resistance) 25
12
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200 to 220
180
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 310
2900
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21 to 25
38
Strength to Weight: Bending, points 20 to 22
30
Thermal Diffusivity, mm2/s 3.9
6.1
Thermal Shock Resistance, points 14 to 17
40

Alloy Composition

Carbon (C), % 0 to 0.25
0 to 0.060
Chromium (Cr), % 24 to 26
10.5 to 12.5
Iron (Fe), % 48.2 to 57
77.9 to 83.5
Manganese (Mn), % 0 to 2.0
0 to 0.5
Nickel (Ni), % 19 to 22
6.0 to 8.0
Phosphorus (P), % 0 to 0.045
0 to 0.020
Silicon (Si), % 0 to 1.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.020