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CC754S Brass vs. CC752S Brass

Both CC754S brass and CC752S brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have a very high 96% of their average alloy composition in common.

For each property being compared, the top bar is CC754S brass and the bottom bar is CC752S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 90
100
Elastic (Young's, Tensile) Modulus, GPa 100
100
Elongation at Break, % 11
8.4
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 320
350
Tensile Strength: Yield (Proof), MPa 160
190

Thermal Properties

Latent Heat of Fusion, J/g 170
170
Maximum Temperature: Mechanical, °C 120
130
Melting Completion (Liquidus), °C 830
840
Melting Onset (Solidus), °C 780
800
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 95
110
Thermal Expansion, µm/m-K 21
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
25
Electrical Conductivity: Equal Weight (Specific), % IACS 30
28

Otherwise Unclassified Properties

Base Metal Price, % relative 23
24
Density, g/cm3 8.1
8.1
Embodied Carbon, kg CO2/kg material 2.8
2.7
Embodied Energy, MJ/kg 47
46
Embodied Water, L/kg 330
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
25
Resilience: Unit (Modulus of Resilience), kJ/m3 130
180
Stiffness to Weight: Axial, points 7.2
7.1
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 11
12
Strength to Weight: Bending, points 13
13
Thermal Diffusivity, mm2/s 31
35
Thermal Shock Resistance, points 10
12

Alloy Composition

Aluminum (Al), % 0 to 0.8
0.3 to 0.7
Antimony (Sb), % 0
0 to 0.14
Arsenic (As), % 0
0.040 to 0.14
Copper (Cu), % 57 to 63
61.5 to 64.5
Iron (Fe), % 0 to 0.7
0 to 0.3
Lead (Pb), % 0.5 to 2.5
1.5 to 2.2
Manganese (Mn), % 0 to 0.5
0 to 0.1
Nickel (Ni), % 0 to 1.0
0 to 0.2
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.3
0 to 0.020
Tin (Sn), % 0 to 1.0
0 to 0.3
Zinc (Zn), % 30.2 to 42.5
31.5 to 36.7