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C65400 Bronze vs. C51100 Bronze

Both C65400 bronze and C51100 bronze are copper alloys. They have a very high 97% of their average alloy composition in common.

For each property being compared, the top bar is C65400 bronze and the bottom bar is C51100 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 2.6 to 47
2.5 to 50
Poisson's Ratio 0.34
0.34
Rockwell B Hardness 82 to 120
67 to 93
Rockwell Superficial 30T Hardness 71 to 92
33 to 79
Shear Modulus, GPa 43
42
Shear Strength, MPa 350 to 530
230 to 410
Tensile Strength: Ultimate (UTS), MPa 500 to 1060
330 to 720
Tensile Strength: Yield (Proof), MPa 170 to 910
93 to 700

Thermal Properties

Latent Heat of Fusion, J/g 260
200
Maximum Temperature: Mechanical, °C 200
190
Melting Completion (Liquidus), °C 1020
1060
Melting Onset (Solidus), °C 960
970
Specific Heat Capacity, J/kg-K 400
380
Thermal Conductivity, W/m-K 36
84
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
20
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
20

Otherwise Unclassified Properties

Base Metal Price, % relative 31
32
Density, g/cm3 8.7
8.9
Embodied Carbon, kg CO2/kg material 2.8
3.0
Embodied Energy, MJ/kg 45
48
Embodied Water, L/kg 310
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 10 to 480
18 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 3640
38 to 2170
Stiffness to Weight: Axial, points 7.3
7.1
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 16 to 34
10 to 22
Strength to Weight: Bending, points 16 to 27
12 to 20
Thermal Diffusivity, mm2/s 10
25
Thermal Shock Resistance, points 18 to 39
12 to 26

Alloy Composition

Chromium (Cr), % 0.010 to 0.12
0
Copper (Cu), % 93.8 to 96.1
93.8 to 96.5
Iron (Fe), % 0
0 to 0.1
Lead (Pb), % 0 to 0.050
0 to 0.050
Phosphorus (P), % 0
0.030 to 0.35
Silicon (Si), % 2.7 to 3.4
0
Tin (Sn), % 1.2 to 1.9
3.5 to 4.9
Zinc (Zn), % 0 to 0.5
0 to 0.3
Residuals, % 0
0 to 0.5

Comparable Variants