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C85900 Brass vs. C38000 Brass

Both C85900 brass and C38000 brass are copper alloys. They have a moderately high 94% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C85900 brass and the bottom bar is C38000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Elongation at Break, % 30
17
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 40
39
Tensile Strength: Ultimate (UTS), MPa 460
380
Tensile Strength: Yield (Proof), MPa 190
120

Thermal Properties

Latent Heat of Fusion, J/g 170
170
Maximum Temperature: Mechanical, °C 130
110
Melting Completion (Liquidus), °C 830
800
Melting Onset (Solidus), °C 790
760
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 89
110
Thermal Expansion, µm/m-K 20
21

Otherwise Unclassified Properties

Base Metal Price, % relative 24
22
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 2.9
2.7
Embodied Energy, MJ/kg 49
46
Embodied Water, L/kg 330
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
50
Resilience: Unit (Modulus of Resilience), kJ/m3 170
74
Stiffness to Weight: Axial, points 7.3
7.1
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 16
13
Strength to Weight: Bending, points 17
14
Thermal Diffusivity, mm2/s 29
37
Thermal Shock Resistance, points 16
13

Alloy Composition

Aluminum (Al), % 0.1 to 0.6
0 to 0.5
Antimony (Sb), % 0 to 0.2
0
Boron (B), % 0 to 0.2
0
Copper (Cu), % 58 to 62
55 to 60
Iron (Fe), % 0 to 0.5
0 to 0.35
Lead (Pb), % 0 to 0.090
1.5 to 2.5
Manganese (Mn), % 0 to 0.010
0
Nickel (Ni), % 0 to 1.5
0
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0 to 0.25
0
Sulfur (S), % 0.1 to 0.65
0
Tin (Sn), % 0 to 1.5
0 to 0.3
Zinc (Zn), % 31 to 41
35.9 to 43.5
Zirconium (Zr), % 0 to 0.2
0
Residuals, % 0
0 to 0.5