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CC750S Brass vs. C66900 Brass

Both CC750S brass and C66900 brass are copper alloys. They have 88% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is CC750S brass and the bottom bar is C66900 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 13
1.1 to 26
Poisson's Ratio 0.31
0.32
Shear Modulus, GPa 40
45
Tensile Strength: Ultimate (UTS), MPa 200
460 to 770
Tensile Strength: Yield (Proof), MPa 80
330 to 760

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Maximum Temperature: Mechanical, °C 130
150
Melting Completion (Liquidus), °C 860
860
Melting Onset (Solidus), °C 810
850
Specific Heat Capacity, J/kg-K 380
400
Thermal Expansion, µm/m-K 20
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 24
3.4
Electrical Conductivity: Equal Weight (Specific), % IACS 26
3.8

Otherwise Unclassified Properties

Base Metal Price, % relative 25
23
Density, g/cm3 8.2
8.2
Embodied Carbon, kg CO2/kg material 2.8
2.8
Embodied Energy, MJ/kg 46
46
Embodied Water, L/kg 330
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 22
4.6 to 200
Resilience: Unit (Modulus of Resilience), kJ/m3 30
460 to 2450
Stiffness to Weight: Axial, points 7.1
8.1
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 6.8
15 to 26
Strength to Weight: Bending, points 9.3
16 to 23
Thermal Shock Resistance, points 6.7
14 to 23

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Copper (Cu), % 62 to 67
62.5 to 64.5
Iron (Fe), % 0 to 0.8
0 to 0.25
Lead (Pb), % 1.0 to 3.0
0 to 0.050
Manganese (Mn), % 0 to 0.2
11.5 to 12.5
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 0.050
0
Tin (Sn), % 0 to 1.5
0
Zinc (Zn), % 26.3 to 36
22.5 to 26
Residuals, % 0
0 to 0.2