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C69700 Brass vs. C48600 Brass

Both C69700 brass and C48600 brass are copper alloys. They have 80% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C69700 brass and the bottom bar is C48600 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 25
20 to 25
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 41
39
Shear Strength, MPa 300
180 to 230
Tensile Strength: Ultimate (UTS), MPa 470
280 to 360
Tensile Strength: Yield (Proof), MPa 230
110 to 170

Thermal Properties

Latent Heat of Fusion, J/g 240
170
Maximum Temperature: Mechanical, °C 160
120
Melting Completion (Liquidus), °C 930
900
Melting Onset (Solidus), °C 880
890
Specific Heat Capacity, J/kg-K 400
380
Thermal Conductivity, W/m-K 43
110
Thermal Expansion, µm/m-K 19
21

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
47
Embodied Water, L/kg 310
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
55 to 59
Resilience: Unit (Modulus of Resilience), kJ/m3 250
61 to 140
Stiffness to Weight: Axial, points 7.3
7.1
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 16
9.5 to 12
Strength to Weight: Bending, points 16
12 to 14
Thermal Diffusivity, mm2/s 13
36
Thermal Shock Resistance, points 16
9.3 to 12

Alloy Composition

Arsenic (As), % 0
0.020 to 0.25
Copper (Cu), % 75 to 80
59 to 62
Iron (Fe), % 0 to 0.2
0
Lead (Pb), % 0.5 to 1.5
1.0 to 2.5
Manganese (Mn), % 0 to 0.4
0
Silicon (Si), % 2.5 to 3.5
0
Tin (Sn), % 0
0.3 to 1.5
Zinc (Zn), % 13.9 to 22
33.4 to 39.7
Residuals, % 0
0 to 0.4