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C38000 Brass vs. C27200 Brass

Both C38000 brass and C27200 brass are copper alloys. They have a moderately high 94% of their average alloy composition in common. There are 27 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 C38000 brass and the bottom bar is C27200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 17
10 to 50
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 39
40
Shear Strength, MPa 230
230 to 320
Tensile Strength: Ultimate (UTS), MPa 380
370 to 590
Tensile Strength: Yield (Proof), MPa 120
150 to 410

Thermal Properties

Latent Heat of Fusion, J/g 170
170
Maximum Temperature: Mechanical, °C 110
130
Melting Completion (Liquidus), °C 800
920
Melting Onset (Solidus), °C 760
870
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 110
120
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
45
Embodied Water, L/kg 330
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 50
30 to 270
Resilience: Unit (Modulus of Resilience), kJ/m3 74
110 to 810
Stiffness to Weight: Axial, points 7.1
7.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 13
13 to 20
Strength to Weight: Bending, points 14
14 to 19
Thermal Diffusivity, mm2/s 37
37
Thermal Shock Resistance, points 13
12 to 20

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 0.070
Lead (Pb), % 1.5 to 2.5
0 to 0.070
Tin (Sn), % 0 to 0.3
0
Zinc (Zn), % 35.9 to 43.5
34.6 to 38
Residuals, % 0
0 to 0.3