C35600 Brass vs. ASTM B617 Coin Silver

C35600 brass belongs to the copper alloys classification, while ASTM B617 coin silver belongs to the otherwise unclassified metals. 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 C35600 brass and the bottom bar is ASTM B617 coin silver.

UNS C35600 Leaded Brass ASTM B617 Coin Silver Electrical Contact Alloy

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		100
Elastic (Young's, Tensile) Modulus, GPa		75

Poisson's Ratio		0.31
Poisson's Ratio		0.37

Shear Modulus, GPa		39
Shear Modulus, GPa		28

Tensile Strength: Ultimate (UTS), MPa		340 to 650
Tensile Strength: Ultimate (UTS), MPa		290 to 520

Thermal Properties

Latent Heat of Fusion, J/g		170
Latent Heat of Fusion, J/g		120

Melting Completion (Liquidus), °C		900
Melting Completion (Liquidus), °C		870

Melting Onset (Solidus), °C		890
Melting Onset (Solidus), °C		780

Specific Heat Capacity, J/kg-K		380
Specific Heat Capacity, J/kg-K		250

Thermal Expansion, µm/m-K		21
Thermal Expansion, µm/m-K		19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS		26
Electrical Conductivity: Equal Volume, % IACS		83

Electrical Conductivity: Equal Weight (Specific), % IACS		29
Electrical Conductivity: Equal Weight (Specific), % IACS		72

Otherwise Unclassified Properties

Density, g/cm³		8.1
Density, g/cm³		10

Common Calculations

Stiffness to Weight: Axial, points		7.0
Stiffness to Weight: Axial, points		4.1

Stiffness to Weight: Bending, points		19
Stiffness to Weight: Bending, points		14

Strength to Weight: Axial, points		11 to 22
Strength to Weight: Axial, points		7.7 to 14

Strength to Weight: Bending, points		13 to 21
Strength to Weight: Bending, points		9.3 to 14

Thermal Shock Resistance, points		11 to 22
Thermal Shock Resistance, points		14 to 25

Alloy Composition

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Aluminum (Al), %		0
Aluminum (Al), %		0 to 0.0050

Cadmium (Cd), %		0
Cadmium (Cd), %		0 to 0.050

Copper (Cu), %		60 to 63
Copper (Cu), %		9.0 to 10.4

Iron (Fe), %		0 to 0.1
Iron (Fe), %		0 to 0.050

Lead (Pb), %		2.0 to 3.0
Lead (Pb), %		0 to 0.030

Nickel (Ni), %		0
Nickel (Ni), %		0 to 0.010

Phosphorus (P), %		0
Phosphorus (P), %		0 to 0.020

Silver (Ag), %		0
Silver (Ag), %		89.6 to 91

Zinc (Zn), %		33.4 to 38
Zinc (Zn), %		0 to 0.060

Residuals, %		0 to 0.5
Residuals, %		0 to 0.060