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ASTM B631 Class B vs. AWS BVAg-18

Both ASTM B631 class B and AWS BVAg-18 are otherwise unclassified metals. There are 12 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is ASTM B631 class B and the bottom bar is AWS BVAg-18.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
82
Poisson's Ratio 0.31
0.36
Shear Modulus, GPa 78 to 79
30

Thermal Properties

Latent Heat of Fusion, J/g 150
140
Melting Completion (Liquidus), °C 2460 to 2480
720
Specific Heat Capacity, J/kg-K 170
280
Thermal Expansion, µm/m-K 12
19

Otherwise Unclassified Properties

Density, g/cm3 14
9.7
Embodied Carbon, kg CO2/kg material 49
59
Embodied Energy, MJ/kg 760
930

Common Calculations

Stiffness to Weight: Axial, points 8.1
4.7
Stiffness to Weight: Bending, points 14
15