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AWS E33-31 vs. C94900 Bronze

AWS E33-31 belongs to the iron alloys classification, while C94900 bronze belongs to the copper alloys. There are 20 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is AWS E33-31 and the bottom bar is C94900 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
110
Elongation at Break, % 29
17
Poisson's Ratio 0.27
0.34
Shear Modulus, GPa 81
41
Tensile Strength: Ultimate (UTS), MPa 810
300

Thermal Properties

Latent Heat of Fusion, J/g 320
190
Melting Completion (Liquidus), °C 1380
980
Melting Onset (Solidus), °C 1330
910
Specific Heat Capacity, J/kg-K 480
370
Thermal Expansion, µm/m-K 14
18

Otherwise Unclassified Properties

Base Metal Price, % relative 36
32
Density, g/cm3 7.9
8.8
Embodied Carbon, kg CO2/kg material 6.0
3.4
Embodied Energy, MJ/kg 86
55
Embodied Water, L/kg 260
350

Common Calculations

Stiffness to Weight: Axial, points 14
6.9
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 28
9.4
Strength to Weight: Bending, points 24
11
Thermal Shock Resistance, points 19
11

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 31 to 35
0
Copper (Cu), % 0.4 to 0.8
79 to 81
Iron (Fe), % 24.7 to 34.8
0 to 0.3
Lead (Pb), % 0
4.0 to 6.0
Manganese (Mn), % 2.5 to 4.0
0 to 0.1
Molybdenum (Mo), % 1.0 to 2.0
0
Nickel (Ni), % 30 to 32
4.0 to 6.0
Nitrogen (N), % 0.3 to 0.5
0
Phosphorus (P), % 0 to 0.020
0 to 0.050
Silicon (Si), % 0 to 0.9
0 to 0.0050
Sulfur (S), % 0 to 0.010
0 to 0.080
Tin (Sn), % 0
4.0 to 6.0
Zinc (Zn), % 0
4.0 to 6.0
Residuals, % 0
0 to 0.8