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AISI 422 Stainless Steel vs. AWS E310

Both AISI 422 stainless steel and AWS E310 are iron alloys. They have 63% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is AISI 422 stainless steel and the bottom bar is AWS E310.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 15 to 17
34
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 76
79
Tensile Strength: Ultimate (UTS), MPa 910 to 1080
620

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Melting Completion (Liquidus), °C 1480
1400
Melting Onset (Solidus), °C 1470
1360
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 24
14
Thermal Expansion, µm/m-K 10
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.7
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 5.3
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 11
26
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.1
4.6
Embodied Energy, MJ/kg 44
65
Embodied Water, L/kg 100
200

Common Calculations

PREN (Pitting Resistance) 17
28
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32 to 38
22
Strength to Weight: Bending, points 26 to 30
20
Thermal Diffusivity, mm2/s 6.4
3.7
Thermal Shock Resistance, points 33 to 39
15

Alloy Composition

Carbon (C), % 0.2 to 0.25
0.080 to 0.2
Chromium (Cr), % 11 to 12.5
25 to 28
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 81.9 to 85.8
44.5 to 53.9
Manganese (Mn), % 0.5 to 1.0
1.0 to 2.5
Molybdenum (Mo), % 0.9 to 1.3
0 to 0.75
Nickel (Ni), % 0.5 to 1.0
20 to 22.5
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.5
0 to 0.75
Sulfur (S), % 0 to 0.025
0 to 0.030
Tungsten (W), % 0.9 to 1.3
0
Vanadium (V), % 0.2 to 0.3
0