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AISI 308 Stainless Steel vs. AWS BAg-37

AISI 308 stainless steel belongs to the iron alloys classification, while AWS BAg-37 belongs to the otherwise unclassified metals. There are 17 material properties with values for both materials. Properties with values for just one material (19, in this case) are not shown.

For each property being compared, the top bar is AISI 308 stainless steel and the bottom bar is AWS BAg-37.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
94
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 78
36
Tensile Strength: Ultimate (UTS), MPa 590
180

Thermal Properties

Latent Heat of Fusion, J/g 290
150
Melting Completion (Liquidus), °C 1420
780
Melting Onset (Solidus), °C 1380
690
Specific Heat Capacity, J/kg-K 480
350
Thermal Expansion, µm/m-K 16
21

Otherwise Unclassified Properties

Density, g/cm3 7.8
8.5
Embodied Carbon, kg CO2/kg material 3.2
26
Embodied Energy, MJ/kg 46
410

Common Calculations

Stiffness to Weight: Axial, points 14
6.1
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 21
5.9
Strength to Weight: Bending, points 20
8.3
Thermal Shock Resistance, points 13
6.6

Alloy Composition

Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 19 to 21
0
Copper (Cu), % 0
39 to 41
Iron (Fe), % 64.1 to 71
0
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 10 to 12
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.75
0
Silver (Ag), % 0
24 to 26
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
1.5 to 2.5
Zinc (Zn), % 0
31 to 35
Residuals, % 0
0 to 0.15