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C64800 Bronze vs. ASTM A372 Grade J Steel

C64800 bronze belongs to the copper alloys classification, while ASTM A372 grade J steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C64800 bronze and the bottom bar is ASTM A372 grade J steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 8.0
17 to 22
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 44
73
Shear Strength, MPa 380
410 to 630
Tensile Strength: Ultimate (UTS), MPa 640
650 to 1020
Tensile Strength: Yield (Proof), MPa 630
430 to 850

Thermal Properties

Latent Heat of Fusion, J/g 220
250
Maximum Temperature: Mechanical, °C 200
420
Melting Completion (Liquidus), °C 1090
1460
Melting Onset (Solidus), °C 1030
1420
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 260
44
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 65
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 66
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 33
2.4
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 2.7
1.5
Embodied Energy, MJ/kg 43
20
Embodied Water, L/kg 310
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 51
130 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 1680
500 to 1930
Stiffness to Weight: Axial, points 7.4
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 20
23 to 36
Strength to Weight: Bending, points 19
21 to 29
Thermal Diffusivity, mm2/s 75
12
Thermal Shock Resistance, points 23
19 to 30

Alloy Composition

Carbon (C), % 0
0.35 to 0.5
Chromium (Cr), % 0 to 0.090
0.8 to 1.2
Cobalt (Co), % 1.0 to 3.0
0
Copper (Cu), % 92.4 to 98.8
0
Iron (Fe), % 0 to 1.0
96.7 to 97.8
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
0.75 to 1.1
Molybdenum (Mo), % 0
0.15 to 0.25
Nickel (Ni), % 0 to 0.5
0
Phosphorus (P), % 0 to 0.5
0 to 0.015
Silicon (Si), % 0.2 to 1.0
0.15 to 0.35
Sulfur (S), % 0
0 to 0.010
Tin (Sn), % 0 to 0.5
0
Zinc (Zn), % 0 to 0.5
0
Residuals, % 0 to 0.5
0