MakeItFrom.com
Menu (ESC)

S31730 Stainless Steel vs. AWS E3155

Both S31730 stainless steel and AWS E3155 are iron alloys. They have 68% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is S31730 stainless steel and the bottom bar is AWS E3155.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 40
23
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
81
Tensile Strength: Ultimate (UTS), MPa 540
770

Thermal Properties

Latent Heat of Fusion, J/g 290
310
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1390
1410
Specific Heat Capacity, J/kg-K 470
450
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 24
70
Density, g/cm3 8.0
8.4
Embodied Carbon, kg CO2/kg material 4.6
7.7
Embodied Energy, MJ/kg 63
110
Embodied Water, L/kg 180
300

Common Calculations

PREN (Pitting Resistance) 30
35
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 19
26
Strength to Weight: Bending, points 18
22
Thermal Shock Resistance, points 12
20

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.1
Chromium (Cr), % 17 to 19
20 to 22.5
Cobalt (Co), % 0
18.5 to 21
Copper (Cu), % 4.0 to 5.0
0 to 0.75
Iron (Fe), % 52.4 to 61
23.3 to 36.3
Manganese (Mn), % 0 to 2.0
1.0 to 2.5
Molybdenum (Mo), % 3.0 to 4.0
2.5 to 3.5
Nickel (Ni), % 15 to 16.5
19 to 21
Niobium (Nb), % 0
0.75 to 1.3
Nitrogen (N), % 0 to 0.045
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030
Tungsten (W), % 0
2.0 to 3.0