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C42200 Brass vs. C47940 Brass

Both C42200 brass and C47940 brass are copper alloys. They have 77% of their average alloy composition in common. There are 27 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 C42200 brass and the bottom bar is C47940 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 2.0 to 46
14 to 34
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 42
40
Shear Strength, MPa 210 to 350
250 to 310
Tensile Strength: Ultimate (UTS), MPa 300 to 610
380 to 520
Tensile Strength: Yield (Proof), MPa 100 to 570
160 to 390

Thermal Properties

Latent Heat of Fusion, J/g 200
170
Maximum Temperature: Mechanical, °C 170
130
Melting Completion (Liquidus), °C 1040
850
Melting Onset (Solidus), °C 1020
800
Specific Heat Capacity, J/kg-K 380
380
Thermal Conductivity, W/m-K 130
110
Thermal Expansion, µm/m-K 18
20

Otherwise Unclassified Properties

Base Metal Price, % relative 29
25
Density, g/cm3 8.6
8.2
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 44
47
Embodied Water, L/kg 320
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 110
68 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 49 to 1460
120 to 740
Stiffness to Weight: Axial, points 7.2
7.1
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 9.5 to 19
13 to 17
Strength to Weight: Bending, points 11 to 18
14 to 17
Thermal Diffusivity, mm2/s 39
36
Thermal Shock Resistance, points 10 to 21
13 to 17

Alloy Composition

Copper (Cu), % 86 to 89
63 to 66
Iron (Fe), % 0 to 0.050
0.1 to 1.0
Lead (Pb), % 0 to 0.050
1.0 to 2.0
Nickel (Ni), % 0
0.1 to 0.5
Phosphorus (P), % 0 to 0.35
0
Tin (Sn), % 0.8 to 1.4
1.2 to 2.0
Zinc (Zn), % 8.7 to 13.2
28.1 to 34.6
Residuals, % 0
0 to 0.4

Comparable Variants