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C46200 Brass vs. C69700 Brass

Both C46200 brass and C69700 brass are copper alloys. They have 82% of their average alloy composition in common.

For each property being compared, the top bar is C46200 brass and the bottom bar is C69700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 17 to 34
25
Poisson's Ratio 0.31
0.32
Shear Modulus, GPa 40
41
Shear Strength, MPa 240 to 290
300
Tensile Strength: Ultimate (UTS), MPa 370 to 480
470
Tensile Strength: Yield (Proof), MPa 120 to 290
230

Thermal Properties

Latent Heat of Fusion, J/g 170
240
Maximum Temperature: Mechanical, °C 120
160
Melting Completion (Liquidus), °C 840
930
Melting Onset (Solidus), °C 800
880
Specific Heat Capacity, J/kg-K 380
400
Thermal Conductivity, W/m-K 110
43
Thermal Expansion, µm/m-K 20
19

Otherwise Unclassified Properties

Base Metal Price, % relative 24
26
Density, g/cm3 8.1
8.3
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 46
44
Embodied Water, L/kg 330
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 69 to 100
99
Resilience: Unit (Modulus of Resilience), kJ/m3 72 to 400
250
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 13 to 16
16
Strength to Weight: Bending, points 14 to 17
16
Thermal Diffusivity, mm2/s 35
13
Thermal Shock Resistance, points 12 to 16
16

Alloy Composition

Copper (Cu), % 62 to 65
75 to 80
Iron (Fe), % 0 to 0.1
0 to 0.2
Lead (Pb), % 0 to 0.2
0.5 to 1.5
Manganese (Mn), % 0
0 to 0.4
Silicon (Si), % 0
2.5 to 3.5
Tin (Sn), % 0.5 to 1.0
0
Zinc (Zn), % 33.3 to 37.5
13.9 to 22
Residuals, % 0
0 to 0.5