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C94300 Bronze vs. ASTM A387 Grade 2 Steel

C94300 bronze belongs to the copper alloys classification, while ASTM A387 grade 2 steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C94300 bronze and the bottom bar is ASTM A387 grade 2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
190
Elongation at Break, % 9.7
25
Poisson's Ratio 0.36
0.29
Shear Modulus, GPa 32
73
Tensile Strength: Ultimate (UTS), MPa 180
470 to 550
Tensile Strength: Yield (Proof), MPa 120
260 to 350

Thermal Properties

Latent Heat of Fusion, J/g 150
250
Maximum Temperature: Mechanical, °C 110
420
Melting Completion (Liquidus), °C 820
1470
Melting Onset (Solidus), °C 760
1420
Specific Heat Capacity, J/kg-K 320
470
Thermal Conductivity, W/m-K 63
45
Thermal Expansion, µm/m-K 20
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 28
2.6
Density, g/cm3 9.3
7.9
Embodied Carbon, kg CO2/kg material 2.9
1.6
Embodied Energy, MJ/kg 47
20
Embodied Water, L/kg 370
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 15
98 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 77
180 to 320
Stiffness to Weight: Axial, points 5.2
13
Stiffness to Weight: Bending, points 16
24
Strength to Weight: Axial, points 5.2
16 to 20
Strength to Weight: Bending, points 7.4
17 to 19
Thermal Diffusivity, mm2/s 21
12
Thermal Shock Resistance, points 7.1
14 to 16

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.8
0
Carbon (C), % 0
0.050 to 0.21
Chromium (Cr), % 0
0.5 to 0.8
Copper (Cu), % 67 to 72
0
Iron (Fe), % 0 to 0.15
97.1 to 98.3
Lead (Pb), % 23 to 27
0
Manganese (Mn), % 0
0.55 to 0.8
Molybdenum (Mo), % 0
0.45 to 0.6
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 1.5
0 to 0.025
Silicon (Si), % 0 to 0.0050
0.15 to 0.4
Sulfur (S), % 0 to 0.080
0 to 0.025
Tin (Sn), % 4.5 to 6.0
0
Zinc (Zn), % 0 to 0.8
0
Residuals, % 0 to 1.0
0