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C61500 Bronze vs. ASTM A232 Spring Steel

C61500 bronze belongs to the copper alloys classification, while ASTM A232 spring steel belongs to the iron alloys. There are 28 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 C61500 bronze and the bottom bar is ASTM A232 spring steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 3.0 to 55
14
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 42
73
Shear Strength, MPa 350 to 550
1090
Tensile Strength: Ultimate (UTS), MPa 480 to 970
1790
Tensile Strength: Yield (Proof), MPa 150 to 720
1610

Thermal Properties

Latent Heat of Fusion, J/g 220
250
Maximum Temperature: Mechanical, °C 220
420
Melting Completion (Liquidus), °C 1040
1460
Melting Onset (Solidus), °C 1030
1410
Specific Heat Capacity, J/kg-K 430
470
Thermal Conductivity, W/m-K 58
52
Thermal Expansion, µm/m-K 18
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 13
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 29
2.3
Density, g/cm3 8.4
7.8
Embodied Carbon, kg CO2/kg material 3.2
2.0
Embodied Energy, MJ/kg 52
28
Embodied Water, L/kg 380
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27 to 200
250
Stiffness to Weight: Axial, points 7.5
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 16 to 32
64
Strength to Weight: Bending, points 16 to 26
42
Thermal Diffusivity, mm2/s 16
14
Thermal Shock Resistance, points 17 to 34
53

Alloy Composition

Aluminum (Al), % 7.7 to 8.3
0
Carbon (C), % 0
0.48 to 0.53
Chromium (Cr), % 0
0.8 to 1.1
Copper (Cu), % 89 to 90.5
0
Iron (Fe), % 0
96.8 to 97.7
Lead (Pb), % 0 to 0.015
0
Manganese (Mn), % 0
0.7 to 0.9
Nickel (Ni), % 1.8 to 2.2
0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0.15 to 0.35
Sulfur (S), % 0
0 to 0.035
Vanadium (V), % 0
0.15 to 0.3
Residuals, % 0 to 0.5
0