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C37100 Brass vs. C85400 Brass

Both C37100 brass and C85400 brass are copper alloys. They have 89% 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 C37100 brass and the bottom bar is C85400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Elongation at Break, % 8.0 to 40
23
Poisson's Ratio 0.31
0.32
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 370 to 520
220
Tensile Strength: Yield (Proof), MPa 150 to 390
85

Thermal Properties

Latent Heat of Fusion, J/g 170
180
Maximum Temperature: Mechanical, °C 120
130
Melting Completion (Liquidus), °C 900
940
Melting Onset (Solidus), °C 890
940
Specific Heat Capacity, J/kg-K 380
380
Thermal Conductivity, W/m-K 120
89
Thermal Expansion, µm/m-K 21
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
20
Electrical Conductivity: Equal Weight (Specific), % IACS 30
22

Otherwise Unclassified Properties

Base Metal Price, % relative 23
25
Density, g/cm3 8.0
8.3
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 45
46
Embodied Water, L/kg 320
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38 to 120
40
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 750
35
Stiffness to Weight: Axial, points 7.2
7.0
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 13 to 18
7.5
Strength to Weight: Bending, points 14 to 18
9.9
Thermal Diffusivity, mm2/s 39
28
Thermal Shock Resistance, points 12 to 17
7.6

Alloy Composition

Aluminum (Al), % 0
0 to 0.35
Copper (Cu), % 58 to 62
65 to 70
Iron (Fe), % 0 to 0.15
0 to 0.7
Lead (Pb), % 0.6 to 1.2
1.5 to 3.8
Nickel (Ni), % 0
0 to 1.0
Silicon (Si), % 0
0 to 0.050
Tin (Sn), % 0
0.5 to 1.5
Zinc (Zn), % 36.3 to 41.4
24 to 32
Residuals, % 0
0 to 1.1