MakeItFrom.com
Menu (ESC)

S31277 Stainless Steel vs. AWS E320

Both S31277 stainless steel and AWS E320 are iron alloys. They have 90% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is S31277 stainless steel and the bottom bar is AWS E320.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 45
34
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
77
Tensile Strength: Ultimate (UTS), MPa 860
620

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Melting Completion (Liquidus), °C 1460
1410
Melting Onset (Solidus), °C 1410
1360
Specific Heat Capacity, J/kg-K 460
460
Thermal Expansion, µm/m-K 16
14

Otherwise Unclassified Properties

Base Metal Price, % relative 36
38
Density, g/cm3 8.1
8.2
Embodied Carbon, kg CO2/kg material 6.7
6.5
Embodied Energy, MJ/kg 90
91
Embodied Water, L/kg 220
220

Common Calculations

PREN (Pitting Resistance) 51
28
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 29
21
Strength to Weight: Bending, points 25
20
Thermal Shock Resistance, points 19
16

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.070
Chromium (Cr), % 20.5 to 23
19 to 21
Copper (Cu), % 0.5 to 1.5
3.0 to 4.0
Iron (Fe), % 35.5 to 46.2
31.8 to 43.5
Manganese (Mn), % 0 to 3.0
0.5 to 2.5
Molybdenum (Mo), % 6.5 to 8.0
2.0 to 3.0
Nickel (Ni), % 26 to 28
32 to 36
Niobium (Nb), % 0
0 to 1.0
Nitrogen (N), % 0.3 to 0.4
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 0.6
Sulfur (S), % 0 to 0.010
0 to 0.030