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CC750S Brass vs. CC763S Brass

Both CC750S brass and CC763S brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have a moderately high 94% of their average alloy composition in common. There are 27 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 CC750S brass and the bottom bar is CC763S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 54
130
Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 13
7.3
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 40
41
Tensile Strength: Ultimate (UTS), MPa 200
490
Tensile Strength: Yield (Proof), MPa 80
270

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Maximum Temperature: Mechanical, °C 130
140
Melting Completion (Liquidus), °C 860
870
Melting Onset (Solidus), °C 810
830
Specific Heat Capacity, J/kg-K 380
400
Thermal Expansion, µm/m-K 20
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 24
29
Electrical Conductivity: Equal Weight (Specific), % IACS 26
32

Otherwise Unclassified Properties

Base Metal Price, % relative 25
24
Density, g/cm3 8.2
8.0
Embodied Carbon, kg CO2/kg material 2.8
2.9
Embodied Energy, MJ/kg 46
49
Embodied Water, L/kg 330
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 22
30
Resilience: Unit (Modulus of Resilience), kJ/m3 30
340
Stiffness to Weight: Axial, points 7.1
7.5
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 6.8
17
Strength to Weight: Bending, points 9.3
17
Thermal Shock Resistance, points 6.7
16

Alloy Composition

Aluminum (Al), % 0 to 0.1
1.0 to 2.5
Antimony (Sb), % 0
0 to 0.080
Copper (Cu), % 62 to 67
56.5 to 67
Iron (Fe), % 0 to 0.8
0.5 to 2.0
Lead (Pb), % 1.0 to 3.0
0 to 1.5
Manganese (Mn), % 0 to 0.2
1.0 to 3.5
Nickel (Ni), % 0 to 1.0
0 to 2.5
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 0.050
0 to 1.0
Tin (Sn), % 0 to 1.5
0 to 1.0
Zinc (Zn), % 26.3 to 36
18.9 to 41