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C93200 Bronze vs. ASTM A387 Grade 12 Steel

C93200 bronze belongs to the copper alloys classification, while ASTM A387 grade 12 steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C93200 bronze and the bottom bar is ASTM A387 grade 12 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 20
25
Fatigue Strength, MPa 110
190 to 230
Poisson's Ratio 0.35
0.29
Shear Modulus, GPa 38
73
Tensile Strength: Ultimate (UTS), MPa 240
470 to 520
Tensile Strength: Yield (Proof), MPa 130
260 to 310

Thermal Properties

Latent Heat of Fusion, J/g 180
250
Maximum Temperature: Mechanical, °C 160
430
Melting Completion (Liquidus), °C 980
1470
Melting Onset (Solidus), °C 850
1420
Specific Heat Capacity, J/kg-K 360
470
Thermal Conductivity, W/m-K 59
44
Thermal Expansion, µm/m-K 18
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 12
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 32
2.8
Density, g/cm3 8.8
7.8
Embodied Carbon, kg CO2/kg material 3.2
1.6
Embodied Energy, MJ/kg 52
21
Embodied Water, L/kg 370
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40
98 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 76
180 to 250
Stiffness to Weight: Axial, points 6.5
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 7.5
16 to 18
Strength to Weight: Bending, points 9.7
17 to 18
Thermal Diffusivity, mm2/s 18
12
Thermal Shock Resistance, points 9.3
14 to 15

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.35
0
Carbon (C), % 0
0.050 to 0.17
Chromium (Cr), % 0
0.8 to 1.2
Copper (Cu), % 81 to 85
0
Iron (Fe), % 0 to 0.2
97 to 98.2
Lead (Pb), % 6.0 to 8.0
0
Manganese (Mn), % 0
0.4 to 0.65
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), % 6.3 to 7.5
0
Zinc (Zn), % 2.0 to 4.0
0
Residuals, % 0 to 1.0
0