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AWS BAg-37 vs. C37700 Brass

AWS BAg-37 belongs to the otherwise unclassified metals classification, while C37700 brass belongs to the copper alloys. They have 73% of their average alloy composition in common. There are 17 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is AWS BAg-37 and the bottom bar is C37700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 94
100
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 36
39
Tensile Strength: Ultimate (UTS), MPa 180
400

Thermal Properties

Latent Heat of Fusion, J/g 150
170
Melting Completion (Liquidus), °C 780
890
Melting Onset (Solidus), °C 690
880
Specific Heat Capacity, J/kg-K 350
380
Thermal Expansion, µm/m-K 21
21

Otherwise Unclassified Properties

Density, g/cm3 8.5
8.1
Embodied Carbon, kg CO2/kg material 26
2.6
Embodied Energy, MJ/kg 410
45

Common Calculations

Stiffness to Weight: Axial, points 6.1
7.1
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 5.9
14
Strength to Weight: Bending, points 8.3
15
Thermal Shock Resistance, points 6.6
13

Alloy Composition

Copper (Cu), % 39 to 41
58 to 61
Iron (Fe), % 0
0 to 0.3
Lead (Pb), % 0
1.5 to 2.5
Silver (Ag), % 24 to 26
0
Tin (Sn), % 1.5 to 2.5
0
Zinc (Zn), % 31 to 35
35.7 to 40.5
Residuals, % 0
0 to 0.5