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C38000 Brass vs. C46200 Brass

Both C38000 brass and C46200 brass are copper alloys. They have a moderately high 93% of their average alloy composition in common.

For each property being compared, the top bar is C38000 brass and the bottom bar is C46200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Elongation at Break, % 17
17 to 34
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 39
40
Shear Strength, MPa 230
240 to 290
Tensile Strength: Ultimate (UTS), MPa 380
370 to 480
Tensile Strength: Yield (Proof), MPa 120
120 to 290

Thermal Properties

Latent Heat of Fusion, J/g 170
170
Maximum Temperature: Mechanical, °C 110
120
Melting Completion (Liquidus), °C 800
840
Melting Onset (Solidus), °C 760
800
Specific Heat Capacity, J/kg-K 380
380
Thermal Conductivity, W/m-K 110
110
Thermal Expansion, µm/m-K 21
20

Otherwise Unclassified Properties

Base Metal Price, % relative 22
24
Density, g/cm3 8.0
8.1
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 46
46
Embodied Water, L/kg 330
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 50
69 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 74
72 to 400
Stiffness to Weight: Axial, points 7.1
7.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 13
13 to 16
Strength to Weight: Bending, points 14
14 to 17
Thermal Diffusivity, mm2/s 37
35
Thermal Shock Resistance, points 13
12 to 16

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Copper (Cu), % 55 to 60
62 to 65
Iron (Fe), % 0 to 0.35
0 to 0.1
Lead (Pb), % 1.5 to 2.5
0 to 0.2
Tin (Sn), % 0 to 0.3
0.5 to 1.0
Zinc (Zn), % 35.9 to 43.5
33.3 to 37.5
Residuals, % 0
0 to 0.4