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C69710 Brass vs. CC751S Brass

Both C69710 brass and CC751S brass are copper alloys. They have 84% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C69710 brass and the bottom bar is CC751S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 25
5.6
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 41
40
Tensile Strength: Ultimate (UTS), MPa 470
450
Tensile Strength: Yield (Proof), MPa 230
320

Thermal Properties

Latent Heat of Fusion, J/g 240
190
Maximum Temperature: Mechanical, °C 160
130
Melting Completion (Liquidus), °C 930
850
Melting Onset (Solidus), °C 880
810
Specific Heat Capacity, J/kg-K 400
390
Thermal Conductivity, W/m-K 40
110
Thermal Expansion, µm/m-K 19
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
25
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
28

Otherwise Unclassified Properties

Base Metal Price, % relative 26
24
Density, g/cm3 8.3
8.1
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 44
46
Embodied Water, L/kg 310
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
23
Resilience: Unit (Modulus of Resilience), kJ/m3 250
480
Stiffness to Weight: Axial, points 7.3
7.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 16
15
Strength to Weight: Bending, points 16
16
Thermal Diffusivity, mm2/s 12
35
Thermal Shock Resistance, points 16
15

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Antimony (Sb), % 0
0 to 0.5
Arsenic (As), % 0.030 to 0.060
0
Copper (Cu), % 75 to 80
62.7 to 66
Iron (Fe), % 0 to 0.2
0.25 to 0.5
Lead (Pb), % 0.5 to 1.5
0.8 to 2.2
Manganese (Mn), % 0 to 0.4
0 to 0.15
Nickel (Ni), % 0
0 to 0.8
Silicon (Si), % 2.5 to 3.5
0.65 to 1.1
Tin (Sn), % 0
0 to 0.8
Zinc (Zn), % 13.8 to 22
27.9 to 35.6
Residuals, % 0 to 0.5
0