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ASTM A302 Alloy Steel vs. AWS BVAg-0

ASTM A302 alloy steel belongs to the iron alloys classification, while AWS BVAg-0 belongs to the otherwise unclassified metals. There are 15 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.

For each property being compared, the top bar is ASTM A302 alloy steel and the bottom bar is AWS BVAg-0.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
71
Poisson's Ratio 0.29
0.37
Shear Modulus, GPa 73
26
Tensile Strength: Ultimate (UTS), MPa 590 to 620
130

Thermal Properties

Latent Heat of Fusion, J/g 250
110
Melting Completion (Liquidus), °C 1460
960
Melting Onset (Solidus), °C 1420
960
Specific Heat Capacity, J/kg-K 470
240
Thermal Expansion, µm/m-K 13
20

Otherwise Unclassified Properties

Density, g/cm3 7.8 to 7.9
10

Common Calculations

Stiffness to Weight: Axial, points 13
3.8
Stiffness to Weight: Bending, points 24
13
Strength to Weight: Axial, points 21 to 22
3.4
Strength to Weight: Bending, points 20 to 21
5.4
Thermal Shock Resistance, points 17 to 18
6.6