Nickel Brass, Cupro Nickel, Nickel Silver and Aluminium Bronze, manufactured by us, are highly demanded in coinage applications. Cupro Nickel is widely being used in chemical industry and several others, while Nickel Silver meets the exact requirements of the market.
Alloy Names (as per RoHS specifications)
UNS C71300
Chemical Composition Weight percentage
Nickel [Ni] 23.5-26.5 %
Mangnese [Mn] 0.1-0.5%
Zinc [Zn] Zinc=1% Max
Lead [Pb] 0.05 % Maximum
Copper [Cu] 71.5-76.5 %
Iron [Fe] 0.2% max
Characterists
  • Highly anti corrosive resistance in fresh & sea water.
  • Antimicrobial Properties.
  • Durability and Malleability.
  • Recyclable
Main Applications
Coinage : coins, medals, medallions
Electrical : Resistance wires
Marine application

Properties

Properties Metric Imperial
Density 8.94 g/cm  30.323 ib/in³
Properties Metric Imperial
Hardness, Rockwell B (Hard drawn-H80 for tubing/Rolled- H04 for flat products 69 69
Tensile Strength (Annealed) 359 Mpa 52000 psi
Tensile strength (Hard drawn-H80 for tubing/rolled-H04 for flat products 538 Mpa 78000 psi
Yield strength (Annealed) 103 Mpa 15000 psi
Elongation at break (Hard drawn-H80 for tubing/rolled-H04 for flat products 11.00% 11.00%
Elongation at break (Annealed) 40% 40%
Elastic Modulus (C71500 Annealed) 152 Gpa 22000 ksi
Poisson's ration (C71500 Annealed) 0.325 0.325
Machinability (Based on free-cutting brass = 100 20 20
Shear Modulus (C71500 Annealed) 57.2 8300 ksi

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