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S30415 Stainless Steel vs. AWS BAu-3

S30415 stainless steel belongs to the iron alloys classification, while AWS BAu-3 belongs to the otherwise unclassified metals. There are 15 material properties with values for both materials. Properties with values for just one material (20, in this case) are not shown.

For each property being compared, the top bar is S30415 stainless steel and the bottom bar is AWS BAu-3.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Poisson's Ratio 0.28
0.37
Shear Modulus, GPa 77
41
Tensile Strength: Ultimate (UTS), MPa 670
220

Thermal Properties

Latent Heat of Fusion, J/g 300
160
Melting Completion (Liquidus), °C 1410
1030
Melting Onset (Solidus), °C 1370
970
Specific Heat Capacity, J/kg-K 480
300
Thermal Expansion, µm/m-K 17
16

Otherwise Unclassified Properties

Density, g/cm3 7.7
13

Common Calculations

Stiffness to Weight: Axial, points 14
5.0
Stiffness to Weight: Bending, points 25
13
Strength to Weight: Axial, points 24
4.9
Strength to Weight: Bending, points 22
6.4
Thermal Shock Resistance, points 15
8.7

Alloy Composition

Carbon (C), % 0.040 to 0.060
0
Cerium (Ce), % 0.030 to 0.080
0
Chromium (Cr), % 18 to 19
0
Copper (Cu), % 0
60.9 to 63
Gold (Au), % 0
34.5 to 35.5
Iron (Fe), % 67.8 to 71.8
0
Manganese (Mn), % 0 to 0.8
0
Nickel (Ni), % 9.0 to 10
2.5 to 3.5
Nitrogen (N), % 0.12 to 0.18
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 1.0 to 2.0
0
Sulfur (S), % 0 to 0.030
0
Residuals, % 0
0 to 0.15