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H01 C66900 Brass vs. H01 C71520 Copper-nickel

Both H01 C66900 brass and H01 C71520 copper-nickel are copper alloys. Both are furnished in the H01 (quarter hard) temper. They have 64% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is H01 C66900 brass and the bottom bar is H01 C71520 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
140
Elongation at Break, % 26
17
Poisson's Ratio 0.32
0.33
Rockwell B Hardness 65
74
Rockwell Superficial 30T Hardness 60
66
Shear Modulus, GPa 45
51
Shear Strength, MPa 290
280
Tensile Strength: Ultimate (UTS), MPa 460
460
Tensile Strength: Yield (Proof), MPa 330
340

Thermal Properties

Latent Heat of Fusion, J/g 190
230
Maximum Temperature: Mechanical, °C 150
260
Melting Completion (Liquidus), °C 860
1170
Melting Onset (Solidus), °C 850
1120
Specific Heat Capacity, J/kg-K 400
400
Thermal Expansion, µm/m-K 20
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.4
5.7
Electrical Conductivity: Equal Weight (Specific), % IACS 3.8
5.8

Otherwise Unclassified Properties

Base Metal Price, % relative 23
40
Density, g/cm3 8.2
8.9
Embodied Carbon, kg CO2/kg material 2.8
5.0
Embodied Energy, MJ/kg 46
73
Embodied Water, L/kg 310
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
71
Resilience: Unit (Modulus of Resilience), kJ/m3 460
420
Stiffness to Weight: Axial, points 8.1
8.6
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 15
14
Strength to Weight: Bending, points 16
15
Thermal Shock Resistance, points 14
16

Alloy Composition

Carbon (C), % 0
0 to 0.050
Copper (Cu), % 62.5 to 64.5
65 to 71.6
Iron (Fe), % 0 to 0.25
0.4 to 1.0
Lead (Pb), % 0 to 0.050
0 to 0.020
Manganese (Mn), % 11.5 to 12.5
0 to 1.0
Nickel (Ni), % 0
28 to 33
Phosphorus (P), % 0
0 to 0.2
Sulfur (S), % 0
0 to 0.020
Zinc (Zn), % 22.5 to 26
0 to 0.5
Residuals, % 0
0 to 0.5