MakeItFrom.com
Menu (ESC)

C85900 Brass vs. C95200 Bronze

Both C85900 brass and C95200 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 61% of their average alloy composition in common.

For each property being compared, the top bar is C85900 brass and the bottom bar is C95200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 85
120
Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 30
29
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
42
Tensile Strength: Ultimate (UTS), MPa 460
520
Tensile Strength: Yield (Proof), MPa 190
190

Thermal Properties

Latent Heat of Fusion, J/g 170
230
Maximum Temperature: Mechanical, °C 130
220
Melting Completion (Liquidus), °C 830
1050
Melting Onset (Solidus), °C 790
1040
Specific Heat Capacity, J/kg-K 390
430
Thermal Conductivity, W/m-K 89
50
Thermal Expansion, µm/m-K 20
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
11
Electrical Conductivity: Equal Weight (Specific), % IACS 28
12

Otherwise Unclassified Properties

Base Metal Price, % relative 24
28
Density, g/cm3 8.0
8.3
Embodied Carbon, kg CO2/kg material 2.9
3.0
Embodied Energy, MJ/kg 49
50
Embodied Water, L/kg 330
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
120
Resilience: Unit (Modulus of Resilience), kJ/m3 170
170
Stiffness to Weight: Axial, points 7.3
7.6
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 16
17
Strength to Weight: Bending, points 17
17
Thermal Diffusivity, mm2/s 29
14
Thermal Shock Resistance, points 16
19

Alloy Composition

Aluminum (Al), % 0.1 to 0.6
8.5 to 9.5
Antimony (Sb), % 0 to 0.2
0
Boron (B), % 0 to 0.2
0
Copper (Cu), % 58 to 62
86 to 89
Iron (Fe), % 0 to 0.5
2.5 to 4.0
Lead (Pb), % 0 to 0.090
0
Manganese (Mn), % 0 to 0.010
0
Nickel (Ni), % 0 to 1.5
0
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0 to 0.25
0
Sulfur (S), % 0.1 to 0.65
0
Tin (Sn), % 0 to 1.5
0
Zinc (Zn), % 31 to 41
0
Zirconium (Zr), % 0 to 0.2
0
Residuals, % 0
0 to 1.0