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AWS E312 vs. C87300 Bronze

AWS E312 belongs to the iron alloys classification, while C87300 bronze belongs to the copper alloys. There are 20 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is AWS E312 and the bottom bar is C87300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 25
22
Poisson's Ratio 0.27
0.34
Shear Modulus, GPa 80
43
Tensile Strength: Ultimate (UTS), MPa 740
350

Thermal Properties

Latent Heat of Fusion, J/g 310
280
Melting Completion (Liquidus), °C 1410
970
Melting Onset (Solidus), °C 1360
820
Specific Heat Capacity, J/kg-K 480
410
Thermal Expansion, µm/m-K 15
17

Otherwise Unclassified Properties

Base Metal Price, % relative 20
29
Density, g/cm3 7.7
8.6
Embodied Carbon, kg CO2/kg material 3.6
2.7
Embodied Energy, MJ/kg 52
42
Embodied Water, L/kg 200
300

Common Calculations

Stiffness to Weight: Axial, points 15
7.5
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 27
11
Strength to Weight: Bending, points 24
13
Thermal Shock Resistance, points 18
13

Alloy Composition

Carbon (C), % 0 to 0.15
0
Chromium (Cr), % 28 to 32
0
Copper (Cu), % 0 to 0.75
94 to 95.7
Iron (Fe), % 52.3 to 63.5
0 to 0.2
Lead (Pb), % 0
0 to 0.2
Manganese (Mn), % 0.5 to 2.5
0.8 to 1.5
Molybdenum (Mo), % 0 to 0.75
0
Nickel (Ni), % 8.0 to 10.5
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
3.5 to 5.0
Sulfur (S), % 0 to 0.030
0
Zinc (Zn), % 0
0 to 0.25
Residuals, % 0
0 to 0.5