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C93500 Bronze vs. ASTM A229 Spring Steel

C93500 bronze belongs to the copper alloys classification, while ASTM A229 spring steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C93500 bronze and the bottom bar is ASTM A229 spring steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 15
14
Poisson's Ratio 0.35
0.29
Shear Modulus, GPa 38
72
Tensile Strength: Ultimate (UTS), MPa 220
1690 to 1890
Tensile Strength: Yield (Proof), MPa 110
1100 to 1230

Thermal Properties

Latent Heat of Fusion, J/g 180
250
Maximum Temperature: Mechanical, °C 160
400
Melting Completion (Liquidus), °C 1000
1450
Melting Onset (Solidus), °C 850
1410
Specific Heat Capacity, J/kg-K 360
470
Thermal Conductivity, W/m-K 70
50
Thermal Expansion, µm/m-K 18
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 15
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 31
1.8
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 3.0
1.4
Embodied Energy, MJ/kg 49
19
Embodied Water, L/kg 350
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
200 to 230
Resilience: Unit (Modulus of Resilience), kJ/m3 59
3260 to 4080
Stiffness to Weight: Axial, points 6.3
13
Stiffness to Weight: Bending, points 17
24
Strength to Weight: Axial, points 6.9
60 to 67
Strength to Weight: Bending, points 9.1
40 to 43
Thermal Diffusivity, mm2/s 22
14
Thermal Shock Resistance, points 8.5
54 to 60

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.3
0
Carbon (C), % 0
0.55 to 0.85
Copper (Cu), % 83 to 86
0
Iron (Fe), % 0 to 0.2
97.5 to 99
Lead (Pb), % 8.0 to 10
0
Manganese (Mn), % 0
0.3 to 1.2
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 1.5
0 to 0.040
Silicon (Si), % 0 to 0.0050
0.15 to 0.35
Sulfur (S), % 0 to 0.080
0 to 0.050
Tin (Sn), % 4.3 to 6.0
0
Zinc (Zn), % 0 to 2.0
0
Residuals, % 0 to 1.0
0