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CC751S Brass vs. C43400 Brass

Both CC751S brass and C43400 brass are copper alloys. They have 78% of their average alloy composition in common. There are 28 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 CC751S brass and the bottom bar is C43400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 5.6
3.0 to 49
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 40
42
Tensile Strength: Ultimate (UTS), MPa 450
310 to 690
Tensile Strength: Yield (Proof), MPa 320
110 to 560

Thermal Properties

Latent Heat of Fusion, J/g 190
190
Maximum Temperature: Mechanical, °C 130
170
Melting Completion (Liquidus), °C 850
1020
Melting Onset (Solidus), °C 810
990
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 110
140
Thermal Expansion, µm/m-K 20
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
31
Electrical Conductivity: Equal Weight (Specific), % IACS 28
32

Otherwise Unclassified Properties

Base Metal Price, % relative 24
28
Density, g/cm3 8.1
8.6
Embodied Carbon, kg CO2/kg material 2.8
2.7
Embodied Energy, MJ/kg 46
44
Embodied Water, L/kg 330
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 23
19 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 480
57 to 1420
Stiffness to Weight: Axial, points 7.2
7.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 15
10 to 22
Strength to Weight: Bending, points 16
12 to 20
Thermal Diffusivity, mm2/s 35
41
Thermal Shock Resistance, points 15
11 to 24

Alloy Composition


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Aluminum (Al), % 0 to 0.1
0
Antimony (Sb), % 0 to 0.5
0
Copper (Cu), % 62.7 to 66
84 to 87
Iron (Fe), % 0.25 to 0.5
0 to 0.050
Lead (Pb), % 0.8 to 2.2
0 to 0.050
Manganese (Mn), % 0 to 0.15
0
Nickel (Ni), % 0 to 0.8
0
Silicon (Si), % 0.65 to 1.1
0
Tin (Sn), % 0 to 0.8
0.4 to 1.0
Zinc (Zn), % 27.9 to 35.6
11.4 to 15.6
Residuals, % 0
0 to 0.5