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C85700 Brass vs. C46500 Brass

Both C85700 brass and C46500 brass are copper alloys. They have a very high 98% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C85700 brass and the bottom bar is C46500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Elongation at Break, % 17
18 to 50
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 310
380 to 610
Tensile Strength: Yield (Proof), MPa 110
190 to 490

Thermal Properties

Latent Heat of Fusion, J/g 170
170
Maximum Temperature: Mechanical, °C 120
120
Melting Completion (Liquidus), °C 940
900
Melting Onset (Solidus), °C 910
890
Specific Heat Capacity, J/kg-K 380
380
Thermal Conductivity, W/m-K 84
120
Thermal Expansion, µm/m-K 21
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
26
Electrical Conductivity: Equal Weight (Specific), % IACS 25
29

Otherwise Unclassified Properties

Base Metal Price, % relative 24
23
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 2.8
2.7
Embodied Energy, MJ/kg 47
47
Embodied Water, L/kg 330
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 41
99 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 59
170 to 1170
Stiffness to Weight: Axial, points 7.2
7.2
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 11
13 to 21
Strength to Weight: Bending, points 13
15 to 20
Thermal Diffusivity, mm2/s 27
38
Thermal Shock Resistance, points 10
13 to 20

Alloy Composition

Aluminum (Al), % 0 to 0.8
0
Arsenic (As), % 0
0.020 to 0.060
Copper (Cu), % 58 to 64
59 to 62
Iron (Fe), % 0 to 0.7
0 to 0.1
Lead (Pb), % 0.8 to 1.5
0 to 0.2
Nickel (Ni), % 0 to 1.0
0
Silicon (Si), % 0 to 0.050
0
Tin (Sn), % 0.5 to 1.5
0.5 to 1.0
Zinc (Zn), % 32 to 40
36.2 to 40.5
Residuals, % 0
0 to 0.4