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C46200 Brass vs. C69430 Brass

Both C46200 brass and C69430 brass are copper alloys. They have 78% 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 C46200 brass and the bottom bar is C69430 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 17 to 34
17
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 40
42
Shear Strength, MPa 240 to 290
350
Tensile Strength: Ultimate (UTS), MPa 370 to 480
570
Tensile Strength: Yield (Proof), MPa 120 to 290
280

Thermal Properties

Latent Heat of Fusion, J/g 170
260
Maximum Temperature: Mechanical, °C 120
170
Melting Completion (Liquidus), °C 840
920
Melting Onset (Solidus), °C 800
820
Specific Heat Capacity, J/kg-K 380
410
Thermal Conductivity, W/m-K 110
26
Thermal Expansion, µm/m-K 20
18

Otherwise Unclassified Properties

Base Metal Price, % relative 24
27
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
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 69 to 100
80
Resilience: Unit (Modulus of Resilience), kJ/m3 72 to 400
340
Stiffness to Weight: Axial, points 7.2
7.4
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 13 to 16
19
Strength to Weight: Bending, points 14 to 17
18
Thermal Diffusivity, mm2/s 35
7.7
Thermal Shock Resistance, points 12 to 16
20

Alloy Composition

Arsenic (As), % 0
0.030 to 0.060
Copper (Cu), % 62 to 65
80 to 83
Iron (Fe), % 0 to 0.1
0 to 0.2
Lead (Pb), % 0 to 0.2
0 to 0.3
Silicon (Si), % 0
3.5 to 4.5
Tin (Sn), % 0.5 to 1.0
0
Zinc (Zn), % 33.3 to 37.5
11.4 to 16.5
Residuals, % 0
0 to 0.5