MakeItFrom.com
Menu (ESC)

C91700 Bronze vs. C93700 Bronze

Both C91700 bronze and C93700 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have a moderately high 91% of their average alloy composition in common. There are 28 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 C91700 bronze and the bottom bar is C93700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
99
Elongation at Break, % 13
20
Poisson's Ratio 0.34
0.35
Shear Modulus, GPa 41
37
Tensile Strength: Ultimate (UTS), MPa 330
240
Tensile Strength: Yield (Proof), MPa 170
130

Thermal Properties

Latent Heat of Fusion, J/g 190
170
Maximum Temperature: Mechanical, °C 170
140
Melting Completion (Liquidus), °C 1020
930
Melting Onset (Solidus), °C 850
760
Specific Heat Capacity, J/kg-K 370
350
Thermal Conductivity, W/m-K 71
47
Thermal Expansion, µm/m-K 18
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
10
Electrical Conductivity: Equal Weight (Specific), % IACS 10
10

Otherwise Unclassified Properties

Base Metal Price, % relative 36
33
Density, g/cm3 8.7
8.9
Embodied Carbon, kg CO2/kg material 3.9
3.5
Embodied Energy, MJ/kg 63
57
Embodied Water, L/kg 400
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 35
40
Resilience: Unit (Modulus of Resilience), kJ/m3 140
79
Stiffness to Weight: Axial, points 6.9
6.2
Stiffness to Weight: Bending, points 18
17
Strength to Weight: Axial, points 11
7.5
Strength to Weight: Bending, points 12
9.6
Thermal Diffusivity, mm2/s 22
15
Thermal Shock Resistance, points 12
9.4

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.0050
Antimony (Sb), % 0 to 0.2
0 to 0.5
Copper (Cu), % 84.2 to 87.5
78 to 82
Iron (Fe), % 0 to 0.2
0 to 0.15
Lead (Pb), % 0 to 0.25
8.0 to 11
Nickel (Ni), % 1.2 to 2.0
0 to 1.0
Phosphorus (P), % 0 to 0.3
0 to 1.5
Silicon (Si), % 0 to 0.0050
0 to 0.0050
Sulfur (S), % 0 to 0.050
0 to 0.080
Tin (Sn), % 11.3 to 12.5
9.0 to 11
Zinc (Zn), % 0 to 0.25
0 to 0.8
Residuals, % 0
0 to 1.0