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C35600 Brass vs. C37700 Brass

Both C35600 brass and C37700 brass are copper alloys. They have a very high 98% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C35600 brass and the bottom bar is C37700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Poisson's Ratio 0.31
0.31
Rockwell B Hardness 53 to 91
45
Shear Modulus, GPa 39
39
Tensile Strength: Ultimate (UTS), MPa 340 to 650
400

Thermal Properties

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

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
27
Electrical Conductivity: Equal Weight (Specific), % IACS 29
30

Otherwise Unclassified Properties

Base Metal Price, % relative 23
23
Density, g/cm3 8.1
8.1
Embodied Carbon, kg CO2/kg material 2.6
2.6
Embodied Energy, MJ/kg 45
45
Embodied Water, L/kg 320
320

Common Calculations

Stiffness to Weight: Axial, points 7.0
7.1
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 11 to 22
14
Strength to Weight: Bending, points 13 to 21
15
Thermal Diffusivity, mm2/s 38
39
Thermal Shock Resistance, points 11 to 22
13

Alloy Composition

Copper (Cu), % 60 to 63
58 to 61
Iron (Fe), % 0 to 0.1
0 to 0.3
Lead (Pb), % 2.0 to 3.0
1.5 to 2.5
Zinc (Zn), % 33.4 to 38
35.7 to 40.5
Residuals, % 0
0 to 0.5