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AWS BVAg-29 vs. S40977 Stainless Steel

AWS BVAg-29 belongs to the otherwise unclassified metals classification, while S40977 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-29 and the bottom bar is S40977 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 73
190
Poisson's Ratio 0.37
0.28
Shear Modulus, GPa 27
76
Tensile Strength: Ultimate (UTS), MPa 180
510

Thermal Properties

Latent Heat of Fusion, J/g 120
270
Melting Completion (Liquidus), °C 710
1440
Melting Onset (Solidus), °C 620
1400
Specific Heat Capacity, J/kg-K 270
480
Thermal Expansion, µm/m-K 20
10

Otherwise Unclassified Properties

Density, g/cm3 9.7
7.8

Common Calculations

Stiffness to Weight: Axial, points 4.2
14
Stiffness to Weight: Bending, points 14
25
Strength to Weight: Axial, points 5.2
18
Strength to Weight: Bending, points 7.3
18
Thermal Shock Resistance, points 8.8
18

Alloy Composition

Cadmium (Cd), % 0 to 0.0010
0
Carbon (C), % 0 to 0.0050
0 to 0.030
Chromium (Cr), % 0
10.5 to 12.5
Copper (Cu), % 22.5 to 25.5
0
Indium (In), % 14 to 15
0
Iron (Fe), % 0
83.9 to 89.2
Lead (Pb), % 0 to 0.0020
0
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0
0.3 to 1.0
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 0.0020
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Silver (Ag), % 60.5 to 62.5
0
Sulfur (S), % 0
0 to 0.015
Zinc (Zn), % 0 to 0.0010
0