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C69700 Brass vs. AWS E70C-B2L

C69700 brass belongs to the copper alloys classification, while AWS E70C-B2L 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 C69700 brass and the bottom bar is AWS E70C-B2L.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 25
21
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 41
73
Tensile Strength: Ultimate (UTS), MPa 470
580
Tensile Strength: Yield (Proof), MPa 230
460

Thermal Properties

Latent Heat of Fusion, J/g 240
260
Melting Completion (Liquidus), °C 930
1460
Melting Onset (Solidus), °C 880
1420
Specific Heat Capacity, J/kg-K 400
470
Thermal Conductivity, W/m-K 43
39
Thermal Expansion, µm/m-K 19
13

Otherwise Unclassified Properties

Base Metal Price, % relative 26
3.0
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 2.7
1.6
Embodied Energy, MJ/kg 44
22
Embodied Water, L/kg 310
54

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
110
Resilience: Unit (Modulus of Resilience), kJ/m3 250
550
Stiffness to Weight: Axial, points 7.3
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 16
20
Strength to Weight: Bending, points 16
20
Thermal Diffusivity, mm2/s 13
11
Thermal Shock Resistance, points 16
17

Alloy Composition

Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0
1.0 to 1.5
Copper (Cu), % 75 to 80
0 to 0.35
Iron (Fe), % 0 to 0.2
95.1 to 98
Lead (Pb), % 0.5 to 1.5
0
Manganese (Mn), % 0 to 0.4
0.4 to 1.0
Molybdenum (Mo), % 0
0.4 to 0.65
Nickel (Ni), % 0
0 to 0.2
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 2.5 to 3.5
0.25 to 0.6
Sulfur (S), % 0
0 to 0.030
Vanadium (V), % 0
0 to 0.030
Zinc (Zn), % 13.9 to 22
0
Residuals, % 0
0 to 0.5