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AWS BVAg-0 vs. SAE-AISI M7 Steel

AWS BVAg-0 belongs to the otherwise unclassified metals classification, while SAE-AISI M7 steel belongs to the iron alloys. There are 15 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is AWS BVAg-0 and the bottom bar is SAE-AISI M7 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
200
Poisson's Ratio 0.37
0.29
Shear Modulus, GPa 26
77
Tensile Strength: Ultimate (UTS), MPa 130
760 to 2210

Thermal Properties

Latent Heat of Fusion, J/g 110
270
Melting Completion (Liquidus), °C 960
1560
Melting Onset (Solidus), °C 960
1510
Specific Heat Capacity, J/kg-K 240
450
Thermal Expansion, µm/m-K 20
12

Otherwise Unclassified Properties

Density, g/cm3 10
8.1

Common Calculations

Stiffness to Weight: Axial, points 3.8
14
Stiffness to Weight: Bending, points 13
24
Strength to Weight: Axial, points 3.4
26 to 76
Strength to Weight: Bending, points 5.4
23 to 47
Thermal Shock Resistance, points 6.6
24 to 69

Alloy Composition

Cadmium (Cd), % 0 to 0.0010
0
Carbon (C), % 0 to 0.0050
1.0 to 1.1
Chromium (Cr), % 0
3.5 to 4.0
Copper (Cu), % 0 to 0.050
0 to 0.25
Iron (Fe), % 0
79.8 to 83.8
Lead (Pb), % 0 to 0.0020
0
Manganese (Mn), % 0
0.15 to 0.4
Molybdenum (Mo), % 0
8.2 to 9.2
Nickel (Ni), % 0
0 to 0.3
Phosphorus (P), % 0 to 0.0020
0 to 0.030
Silicon (Si), % 0
0.2 to 0.55
Silver (Ag), % 99.95 to 100
0
Sulfur (S), % 0
0 to 0.030
Tungsten (W), % 0
1.4 to 2.1
Vanadium (V), % 0
1.8 to 2.3
Zinc (Zn), % 0 to 0.0010
0