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AWS BVAg-32 vs. AISI 418 Stainless Steel

AWS BVAg-32 belongs to the otherwise unclassified metals classification, while AISI 418 stainless steel belongs to the iron alloys. 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 AWS BVAg-32 and the bottom bar is AISI 418 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 93
200
Poisson's Ratio 0.37
0.28
Shear Modulus, GPa 34
77
Tensile Strength: Ultimate (UTS), MPa 180
1100

Thermal Properties

Latent Heat of Fusion, J/g 140
270
Melting Completion (Liquidus), °C 950
1500
Melting Onset (Solidus), °C 900
1460
Specific Heat Capacity, J/kg-K 270
470
Thermal Expansion, µm/m-K 17
10

Otherwise Unclassified Properties

Density, g/cm3 11
8.0

Common Calculations

Stiffness to Weight: Axial, points 4.9
14
Stiffness to Weight: Bending, points 14
24
Strength to Weight: Axial, points 4.7
38
Strength to Weight: Bending, points 6.7
29
Thermal Shock Resistance, points 8.0
40

Alloy Composition

Cadmium (Cd), % 0 to 0.0010
0
Carbon (C), % 0 to 0.0050
0.15 to 0.2
Chromium (Cr), % 0
12 to 14
Copper (Cu), % 20 to 22
0
Iron (Fe), % 0
78.5 to 83.6
Lead (Pb), % 0 to 0.0020
0
Manganese (Mn), % 0
0 to 0.5
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0
1.8 to 2.2
Palladium (Pd), % 23 to 27
0
Phosphorus (P), % 0 to 0.0020
0 to 0.040
Silicon (Si), % 0
0 to 0.5
Silver (Ag), % 53 to 55
0
Sulfur (S), % 0
0 to 0.030
Tungsten (W), % 0
2.5 to 3.5
Zinc (Zn), % 0 to 0.0010
0