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C68300 Brass vs. ACI-ASTM CA6N Steel

C68300 brass belongs to the copper alloys classification, while ACI-ASTM CA6N steel belongs to the iron alloys. There are 26 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 C68300 brass and the bottom bar is ACI-ASTM CA6N steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 15
17
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 40
75
Tensile Strength: Ultimate (UTS), MPa 430
1080
Tensile Strength: Yield (Proof), MPa 260
1060

Thermal Properties

Latent Heat of Fusion, J/g 180
280
Maximum Temperature: Mechanical, °C 120
740
Melting Completion (Liquidus), °C 900
1440
Melting Onset (Solidus), °C 890
1400
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 120
23
Thermal Expansion, µm/m-K 20
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 23
11
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 2.8
2.5
Embodied Energy, MJ/kg 46
35
Embodied Water, L/kg 340
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
180
Resilience: Unit (Modulus of Resilience), kJ/m3 330
2900
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 15
38
Strength to Weight: Bending, points 16
30
Thermal Diffusivity, mm2/s 38
6.1
Thermal Shock Resistance, points 14
40

Alloy Composition

Antimony (Sb), % 0.3 to 1.0
0
Cadmium (Cd), % 0 to 0.010
0
Carbon (C), % 0
0 to 0.060
Chromium (Cr), % 0
10.5 to 12.5
Copper (Cu), % 59 to 63
0
Iron (Fe), % 0
77.9 to 83.5
Lead (Pb), % 0 to 0.090
0
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0
6.0 to 8.0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0.3 to 1.0
0 to 1.0
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 0.050 to 0.2
0
Zinc (Zn), % 34.2 to 40.4
0
Residuals, % 0 to 0.5
0