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C68300 Brass vs. AWS E120C-K4

C68300 brass belongs to the copper alloys classification, while AWS E120C-K4 belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C68300 brass and the bottom bar is AWS E120C-K4.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 15
17
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 40
73
Tensile Strength: Ultimate (UTS), MPa 430
950
Tensile Strength: Yield (Proof), MPa 260
840

Thermal Properties

Latent Heat of Fusion, J/g 180
250
Melting Completion (Liquidus), °C 900
1460
Melting Onset (Solidus), °C 890
1410
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 120
41
Thermal Expansion, µm/m-K 20
13

Otherwise Unclassified Properties

Base Metal Price, % relative 23
3.5
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 2.8
1.7
Embodied Energy, MJ/kg 46
23
Embodied Water, L/kg 340
54

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
160
Resilience: Unit (Modulus of Resilience), kJ/m3 330
1880
Stiffness to Weight: Axial, points 7.3
13
Stiffness to Weight: Bending, points 20
24
Strength to Weight: Axial, points 15
34
Strength to Weight: Bending, points 16
27
Thermal Diffusivity, mm2/s 38
11
Thermal Shock Resistance, points 14
28

Alloy Composition

Antimony (Sb), % 0.3 to 1.0
0
Cadmium (Cd), % 0 to 0.010
0
Carbon (C), % 0
0 to 0.15
Chromium (Cr), % 0
0.15 to 0.65
Copper (Cu), % 59 to 63
0 to 0.35
Iron (Fe), % 0
92.1 to 98.4
Lead (Pb), % 0 to 0.090
0
Manganese (Mn), % 0
0.75 to 2.3
Molybdenum (Mo), % 0
0.25 to 0.65
Nickel (Ni), % 0
0.5 to 2.5
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0.3 to 1.0
0 to 0.8
Sulfur (S), % 0
0 to 0.025
Tin (Sn), % 0.050 to 0.2
0
Vanadium (V), % 0
0 to 0.030
Zinc (Zn), % 34.2 to 40.4
0
Residuals, % 0
0 to 0.5