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S31277 Stainless Steel vs. AWS E383

Both S31277 stainless steel and AWS E383 are iron alloys. They have 89% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is S31277 stainless steel and the bottom bar is AWS E383.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
210
Elongation at Break, % 45
34
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
80
Tensile Strength: Ultimate (UTS), MPa 860
580

Thermal Properties

Latent Heat of Fusion, J/g 310
320
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1410
1370
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 16
14

Otherwise Unclassified Properties

Base Metal Price, % relative 36
37
Density, g/cm3 8.1
8.1
Embodied Carbon, kg CO2/kg material 6.7
6.4
Embodied Energy, MJ/kg 90
89
Embodied Water, L/kg 220
240

Common Calculations

PREN (Pitting Resistance) 51
40
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 29
20
Strength to Weight: Bending, points 25
19
Thermal Shock Resistance, points 19
15

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.030
Chromium (Cr), % 20.5 to 23
26.5 to 29
Copper (Cu), % 0.5 to 1.5
0.6 to 1.5
Iron (Fe), % 35.5 to 46.2
28.8 to 39.2
Manganese (Mn), % 0 to 3.0
0.5 to 2.5
Molybdenum (Mo), % 6.5 to 8.0
3.2 to 4.2
Nickel (Ni), % 26 to 28
30 to 33
Nitrogen (N), % 0.3 to 0.4
0
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0 to 0.5
0 to 0.9
Sulfur (S), % 0 to 0.010
0 to 0.020