AWS BAg-35 vs. C82500 Copper

AWS BAg-35 belongs to the otherwise unclassified metals classification, while C82500 copper belongs to the copper alloys. They have a modest 32% of their average alloy composition in common, which, by itself, doesn't mean much. There are 17 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 AWS BAg-35 and the bottom bar is C82500 copper.

AWS BAg-35 (P07351) Filler Metal UNS C82500 (Alloy 20C) Beryllium Copper

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		91
Elastic (Young's, Tensile) Modulus, GPa		120

Poisson's Ratio		0.32
Poisson's Ratio		0.33

Shear Modulus, GPa		34
Shear Modulus, GPa		45

Tensile Strength: Ultimate (UTS), MPa		170
Tensile Strength: Ultimate (UTS), MPa		550 to 1100

Thermal Properties

Latent Heat of Fusion, J/g		140
Latent Heat of Fusion, J/g		240

Melting Completion (Liquidus), °C		750
Melting Completion (Liquidus), °C		980

Melting Onset (Solidus), °C		690
Melting Onset (Solidus), °C		860

Specific Heat Capacity, J/kg-K		330
Specific Heat Capacity, J/kg-K		390

Thermal Expansion, µm/m-K		21
Thermal Expansion, µm/m-K		17

Otherwise Unclassified Properties

Density, g/cm³		8.7
Density, g/cm³		8.8

Embodied Carbon, kg CO₂/kg material		35
Embodied Carbon, kg CO₂/kg material		10

Embodied Energy, MJ/kg		550
Embodied Energy, MJ/kg		160

Common Calculations

Stiffness to Weight: Axial, points		5.8
Stiffness to Weight: Axial, points		7.7

Stiffness to Weight: Bending, points		17
Stiffness to Weight: Bending, points		19

Strength to Weight: Axial, points		5.4
Strength to Weight: Axial, points		18 to 35

Strength to Weight: Bending, points		7.8
Strength to Weight: Bending, points		17 to 27

Thermal Shock Resistance, points		6.4
Thermal Shock Resistance, points		19 to 38

Alloy Composition

Aluminum (Al), %		0
Aluminum (Al), %		0 to 0.15

Beryllium (Be), %		0
Beryllium (Be), %		1.9 to 2.3

Chromium (Cr), %		0
Chromium (Cr), %		0 to 0.1

Cobalt (Co), %		0
Cobalt (Co), %		0.15 to 0.7

Copper (Cu), %		31 to 33
Copper (Cu), %		95.3 to 97.8

Iron (Fe), %		0
Iron (Fe), %		0 to 0.25

Lead (Pb), %		0
Lead (Pb), %		0 to 0.020

Nickel (Ni), %		0
Nickel (Ni), %		0 to 0.2

Silicon (Si), %		0
Silicon (Si), %		0.2 to 0.35

Silver (Ag), %		34 to 36
Silver (Ag), %		0

Tin (Sn), %		0
Tin (Sn), %		0 to 0.1

Titanium (Ti), %		0
Titanium (Ti), %		0 to 0.12

Zinc (Zn), %		31 to 35
Zinc (Zn), %		0 to 0.1

Residuals, %		0
Residuals, %		0 to 0.5