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AWS BVAg-18 vs. Type 4 Magnetic Alloy

AWS BVAg-18 belongs to the otherwise unclassified metals classification, while Type 4 magnetic alloy belongs to the nickel alloys. There are 17 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is AWS BVAg-18 and the bottom bar is Type 4 magnetic alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 82
190
Poisson's Ratio 0.36
0.31
Shear Modulus, GPa 30
73
Tensile Strength: Ultimate (UTS), MPa 180
620 to 1100

Thermal Properties

Latent Heat of Fusion, J/g 140
290
Melting Completion (Liquidus), °C 720
1420
Melting Onset (Solidus), °C 600
1370
Specific Heat Capacity, J/kg-K 280
440
Thermal Expansion, µm/m-K 19
11

Otherwise Unclassified Properties

Density, g/cm3 9.7
8.8
Embodied Carbon, kg CO2/kg material 59
10
Embodied Energy, MJ/kg 930
140

Common Calculations

Stiffness to Weight: Axial, points 4.7
12
Stiffness to Weight: Bending, points 15
22
Strength to Weight: Axial, points 5.1
19 to 35
Strength to Weight: Bending, points 7.3
18 to 27
Thermal Shock Resistance, points 8.1
21 to 37

Alloy Composition

Cadmium (Cd), % 0 to 0.0010
0
Carbon (C), % 0 to 0.0050
0 to 0.050
Chromium (Cr), % 0
0 to 0.3
Cobalt (Co), % 0
0 to 0.5
Copper (Cu), % 28.5 to 31.5
0 to 0.3
Iron (Fe), % 0
9.5 to 17.5
Lead (Pb), % 0 to 0.0020
0
Manganese (Mn), % 0
0 to 0.8
Molybdenum (Mo), % 0
3.5 to 6.0
Nickel (Ni), % 0
79 to 82
Phosphorus (P), % 0 to 0.0020
0 to 0.010
Silicon (Si), % 0
0 to 0.5
Silver (Ag), % 59 to 61
0
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 9.5 to 10.5
0
Zinc (Zn), % 0 to 0.0010
0