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C85700 Brass vs. SAE-AISI M43 Steel

C85700 brass belongs to the copper alloys classification, while SAE-AISI M43 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C85700 brass and the bottom bar is SAE-AISI M43 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 40
77
Tensile Strength: Ultimate (UTS), MPa 310
810 to 2290

Thermal Properties

Latent Heat of Fusion, J/g 170
270
Melting Completion (Liquidus), °C 940
1550
Melting Onset (Solidus), °C 910
1500
Specific Heat Capacity, J/kg-K 380
450
Thermal Conductivity, W/m-K 84
19
Thermal Expansion, µm/m-K 21
12

Otherwise Unclassified Properties

Base Metal Price, % relative 24
33
Density, g/cm3 8.0
8.2
Embodied Carbon, kg CO2/kg material 2.8
8.5
Embodied Energy, MJ/kg 47
120
Embodied Water, L/kg 330
140

Common Calculations

Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 20
24
Strength to Weight: Axial, points 11
27 to 77
Strength to Weight: Bending, points 13
24 to 47
Thermal Diffusivity, mm2/s 27
5.3
Thermal Shock Resistance, points 10
25 to 71

Alloy Composition

Aluminum (Al), % 0 to 0.8
0
Carbon (C), % 0
1.2 to 1.3
Chromium (Cr), % 0
3.5 to 4.3
Cobalt (Co), % 0
7.8 to 8.8
Copper (Cu), % 58 to 64
0 to 0.25
Iron (Fe), % 0 to 0.7
70.8 to 76
Lead (Pb), % 0.8 to 1.5
0
Manganese (Mn), % 0
0.2 to 0.4
Molybdenum (Mo), % 0
7.5 to 8.5
Nickel (Ni), % 0 to 1.0
0 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.050
0.15 to 0.65
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0.5 to 1.5
0
Tungsten (W), % 0
2.3 to 3.0
Vanadium (V), % 0
1.5 to 1.8
Zinc (Zn), % 32 to 40
0
Residuals, % 0 to 1.3
0