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C33000 Brass vs. ASTM B617 Coin Silver

C33000 brass belongs to the copper alloys classification, while ASTM B617 coin silver belongs to the otherwise unclassified metals. There are 19 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is C33000 brass and the bottom bar is ASTM B617 coin silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
75
Elongation at Break, % 7.0 to 60
1.1 to 22
Poisson's Ratio 0.31
0.37
Shear Modulus, GPa 40
28
Shear Strength, MPa 240 to 300
180 to 290
Tensile Strength: Ultimate (UTS), MPa 320 to 520
290 to 520

Thermal Properties

Latent Heat of Fusion, J/g 180
120
Melting Completion (Liquidus), °C 940
870
Melting Onset (Solidus), °C 900
780
Specific Heat Capacity, J/kg-K 390
250
Thermal Expansion, µm/m-K 20
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
83
Electrical Conductivity: Equal Weight (Specific), % IACS 29
72

Otherwise Unclassified Properties

Density, g/cm3 8.2
10

Common Calculations

Stiffness to Weight: Axial, points 7.2
4.1
Stiffness to Weight: Bending, points 19
14
Strength to Weight: Axial, points 11 to 18
7.7 to 14
Strength to Weight: Bending, points 13 to 18
9.3 to 14
Thermal Shock Resistance, points 11 to 17
14 to 25

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Cadmium (Cd), % 0
0 to 0.050
Copper (Cu), % 65 to 68
9.0 to 10.4
Iron (Fe), % 0 to 0.070
0 to 0.050
Lead (Pb), % 0.25 to 0.7
0 to 0.030
Nickel (Ni), % 0
0 to 0.010
Phosphorus (P), % 0
0 to 0.020
Silver (Ag), % 0
89.6 to 91
Zinc (Zn), % 30.8 to 34.8
0 to 0.060
Residuals, % 0
0 to 0.060