MakeItFrom.com
Menu (ESC)

C69400 Brass vs. ACI-ASTM CG8M Steel

C69400 brass belongs to the copper alloys classification, while ACI-ASTM CG8M steel belongs to the iron alloys. There are 28 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 C69400 brass and the bottom bar is ACI-ASTM CG8M steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 17
45
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 42
79
Tensile Strength: Ultimate (UTS), MPa 570
550
Tensile Strength: Yield (Proof), MPa 270
300

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Maximum Temperature: Mechanical, °C 170
1020
Melting Completion (Liquidus), °C 920
1450
Melting Onset (Solidus), °C 820
1400
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 26
16
Thermal Expansion, µm/m-K 18
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.2
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 27
20
Density, g/cm3 8.3
7.9
Embodied Carbon, kg CO2/kg material 2.7
4.1
Embodied Energy, MJ/kg 44
56
Embodied Water, L/kg 300
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
210
Resilience: Unit (Modulus of Resilience), kJ/m3 340
220
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 19
19
Strength to Weight: Bending, points 18
19
Thermal Diffusivity, mm2/s 7.7
4.3
Thermal Shock Resistance, points 20
12

Alloy Composition

Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
18 to 21
Copper (Cu), % 80 to 83
0
Iron (Fe), % 0 to 0.2
58.8 to 70
Lead (Pb), % 0 to 0.3
0
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 0
3.0 to 4.0
Nickel (Ni), % 0
9.0 to 13
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 3.5 to 4.5
0 to 1.5
Sulfur (S), % 0
0 to 0.040
Zinc (Zn), % 11.5 to 16.5
0
Residuals, % 0 to 0.5
0