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AISI 310H Stainless Steel vs. ACI-ASTM CA6NM Steel

Both AISI 310H stainless steel and ACI-ASTM CA6NM steel are iron alloys. They have 71% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is AISI 310H stainless steel and the bottom bar is ACI-ASTM CA6NM steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
250
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
17
Fatigue Strength, MPa 200
380
Poisson's Ratio 0.27
0.28
Reduction in Area, % 51
40
Shear Modulus, GPa 79
76
Tensile Strength: Ultimate (UTS), MPa 580
850
Tensile Strength: Yield (Proof), MPa 230
620

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 450
390
Maximum Temperature: Mechanical, °C 1100
770
Melting Completion (Liquidus), °C 1410
1450
Melting Onset (Solidus), °C 1360
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
25
Thermal Expansion, µm/m-K 16
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
2.8
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
3.2

Otherwise Unclassified Properties

Base Metal Price, % relative 25
10
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.3
2.5
Embodied Energy, MJ/kg 61
34
Embodied Water, L/kg 190
110

Common Calculations

PREN (Pitting Resistance) 25
15
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
130
Resilience: Unit (Modulus of Resilience), kJ/m3 130
1000
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
30
Strength to Weight: Bending, points 20
26
Thermal Diffusivity, mm2/s 3.9
6.7
Thermal Shock Resistance, points 13
31

Alloy Composition

Carbon (C), % 0.040 to 0.1
0 to 0.060
Chromium (Cr), % 24 to 26
11.5 to 14
Iron (Fe), % 49.1 to 57
78.4 to 84.6
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0
0.4 to 1.0
Nickel (Ni), % 19 to 22
3.5 to 4.5
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030