Gold Member Since 2012
Audited Supplier
Hangzhou Ualloy Material Co., Ltd.

Nickel Silver Strip, White Copper Strip, Cunizn Alloy Strip manufacturer / supplier in China, offering Perfect Surface Nickel Silver Strip for Jewelry, Stranded Nichrome Heating Wire (0.523mm*18+0.574mm*1), Cr20ni80 Insulated Nichrome Heating Wire and so on.

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Supplier Homepage Product Cupronickel Alloy Perfect Surface Nickel Silver Strip for Jewelry

Perfect Surface Nickel Silver Strip for Jewelry

Purchase Qty.:
20-49 50+
FOB Unit Price: US $16 US $15.5
Purchase Qty. (Kilogram) FOB Unit Price
20-49 US $16
50+ US $15.5
Get Latest Price
Port: Shanghai, China
Production Capacity: 500tons/Year
Payment Terms: L/C, T/T, Western Union, Paypal
Basic Info
  • Model NO.: C7521 C7701
  • Material: Cu,Ni,Zn
  • Condition: Bright
  • Electrical Conductivity %Iacs: 5
  • Modulus of Elasticity Gpa: 125
  • Machinability: Suitable
  • Hot DIP Tin Plating Property: Excellent
  • Trademark: Ualloy
  • Specification: RoHS, SGS
  • HS Code: 74094000
  • Product Type: Strip
  • Carbon Content: Low Carbon
  • Density g/cm3: 8.7
  • Thermal Conductivity W/(M.K): 32
  • Specific Heat J/(G.K): 0.34
  • Electric Plating Property: Excellent
  • Weldability: Good
  • Transport Package: in Coil, Carton, Wooden Case, Pallet
  • Origin: Zhejiang, China
Product Description
Perfect surface Nickel Silver Strip for Jewelry

Copper-Nickel-Zinc alloy, also called nickel silver, German silver, new silver, nickel brass, albata, or electrum, is a copper alloy with nickel and often zinc. Nickel silver is named for its silvery appearance, but it contains no elemental silver unless plated.
1) Good color
2) High toughness
3) High strength
4) High stability
5) Excellent elasticity with fine silver gloss
6) Good fatigue
7) Rust and corrosion resistance properties
8) C7521 and C7701 have very good deep-drawing performance 
Main application:
Copper-nickel-zinc alloy strip is widely used in antenna, cellphone shielding case,crystal resonator shell, silverware, jewelry, glasses, medical apparatus and instruments, zipper and keys' industry.
Mechanical Properties
Symbol or BrandsTemperTension testHardness testChemical Composition
GBJISUNSthickness mmtensile strength MPaelongation%thickness mmVickers Hardness HVCuNiZn
Bzn18-18C7521C7520000.08-10.0≥375≥20  63.5-66.516.5-19.5Balance
EH0.08-10.0705-805 ≥0.06210-260
SH0.08-10.0765-865  230-270
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