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AWS BVAg-31 vs. AISI 204 Stainless Steel

AWS BVAg-31 belongs to the otherwise unclassified metals classification, while AISI 204 stainless steel belongs to the iron alloys. There are 15 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 AWS BVAg-31 and the bottom bar is AISI 204 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 90
200
Poisson's Ratio 0.36
0.28
Shear Modulus, GPa 33
77
Tensile Strength: Ultimate (UTS), MPa 180
730 to 1100

Thermal Properties

Latent Heat of Fusion, J/g 150
280
Melting Completion (Liquidus), °C 850
1410
Melting Onset (Solidus), °C 820
1370
Specific Heat Capacity, J/kg-K 280
480
Thermal Expansion, µm/m-K 18
17

Otherwise Unclassified Properties

Density, g/cm3 10
7.7

Common Calculations

Stiffness to Weight: Axial, points 4.9
14
Stiffness to Weight: Bending, points 15
25
Strength to Weight: Axial, points 4.9
27 to 40
Strength to Weight: Bending, points 7.0
24 to 31
Thermal Shock Resistance, points 7.8
16 to 24

Alloy Composition

Cadmium (Cd), % 0 to 0.0010
0
Carbon (C), % 0 to 0.0050
0 to 0.030
Chromium (Cr), % 0
15 to 17
Copper (Cu), % 31 to 33
0
Iron (Fe), % 0
69.6 to 76.4
Lead (Pb), % 0 to 0.0020
0
Manganese (Mn), % 0
7.0 to 9.0
Nickel (Ni), % 0
1.5 to 3.0
Nitrogen (N), % 0
0.15 to 0.3
Palladium (Pd), % 8.0 to 12
0
Phosphorus (P), % 0 to 0.0020
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Silver (Ag), % 57 to 59
0
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 0 to 0.0010
0