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CC753S Brass vs. CC750S Brass

Both CC753S brass and CC750S brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have a moderately high 93% of their average alloy composition in common.

For each property being compared, the top bar is CC753S brass and the bottom bar is CC750S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100
54
Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 17
13
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 340
200
Tensile Strength: Yield (Proof), MPa 170
80

Thermal Properties

Latent Heat of Fusion, J/g 170
170
Maximum Temperature: Mechanical, °C 120
130
Melting Completion (Liquidus), °C 820
860
Melting Onset (Solidus), °C 780
810
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 99
110
Thermal Expansion, µm/m-K 21
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
24
Electrical Conductivity: Equal Weight (Specific), % IACS 29
26

Otherwise Unclassified Properties

Base Metal Price, % relative 23
25
Density, g/cm3 8.1
8.2
Embodied Carbon, kg CO2/kg material 2.8
2.8
Embodied Energy, MJ/kg 47
46
Embodied Water, L/kg 330
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 47
22
Resilience: Unit (Modulus of Resilience), kJ/m3 140
30
Stiffness to Weight: Axial, points 7.1
7.1
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 12
6.8
Strength to Weight: Bending, points 13
9.3
Thermal Diffusivity, mm2/s 32
35
Thermal Shock Resistance, points 11
6.7

Alloy Composition

Aluminum (Al), % 0.4 to 0.8
0 to 0.1
Antimony (Sb), % 0 to 0.050
0
Copper (Cu), % 56.8 to 60.5
62 to 67
Iron (Fe), % 0.5 to 0.8
0 to 0.8
Lead (Pb), % 1.8 to 2.5
1.0 to 3.0
Manganese (Mn), % 0 to 0.2
0 to 0.2
Nickel (Ni), % 0.5 to 1.2
0 to 1.0
Phosphorus (P), % 0 to 0.020
0 to 0.050
Silicon (Si), % 0 to 0.050
0 to 0.050
Tin (Sn), % 0 to 0.8
0 to 1.5
Zinc (Zn), % 33.1 to 40
26.3 to 36