C75200 Copper Nickel Zinc Strip
  • C75200 Copper Nickel Zinc StripC75200 Copper Nickel Zinc Strip
  • C75200 Copper Nickel Zinc StripC75200 Copper Nickel Zinc Strip
  • C75200 Copper Nickel Zinc StripC75200 Copper Nickel Zinc Strip
  • C75200 Copper Nickel Zinc StripC75200 Copper Nickel Zinc Strip

C75200 Copper Nickel Zinc Strip

C75200 Copper Nickel Zinc Strip, has excellent abrasiveness, brazing and stress relaxation resistance, high strength and elasticity, good corrosion resistance, and is easy to electroplating, hot and cold processing and other technical process performance.

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Product Description

C75200 Copper Nickel Zinc Strip

Nickel silver alloy factory, more than 10 years manufacture experience, attained ISO9001, work on OEM and ODM projects..



1.   Introduction of the C75200 Copper Nickel Zinc strip


C75200 CuNi18Zn20 Nickel Silver Alloys, has excellent abrasiveness, brazing and stress relaxation resistance, high strength and elasticity, good corrosion resistance, and is easy to electroplating, hot and cold processing and other technical process performance.

C75200 Copper Nickel Zinc Strip introduction


2.   Grade and temper for C75200 Copper Nickel Zinc strip


Grade:  UNS C75200, CDA752 , CuNi18Zn20, JIS C7521, BZn18-18, CW409J

Temper:  O(M), 1/4H(Y4), 1/2H(Y2), H(Y), HH(T)



3.   Chemical composition of C75200 Copper Nickel Zinc strip


C75200 CuNi18Zn20 Chemical Composition:

Cu: 62.0-66.00%
Ni: 16.5.00-19.5%
Fe: 0.25% Max.
Pb: 0.05% Max.
Mn: 0.50% Max.
Zn: Balance


GB

UNS

EN

JIS

Cu%

Ni%

Zn%

   BZn18-18    

   C75200   

   CuNi18Zn20   

   C7521   

   62-66   

   16.5-19.5   

   Rem   



4.   Properties of C75200 Copper Nickel Zinc strip


Physical properties for C75200 alloy

 Density g/cm3 

 Electrical conductivity %IACS 

 Thermal conductivity W/(m.K) 

 Modulus of elasticity GPa 

 Specific heat J/(g.K) 

8.73

6

32

125

0.34


Fabrication properties for C75200 alloy

 cold-workability 

 machinability 

 electric plating property 

 hot dip tin plating property 

 weldability 

 corrosion 

excellent

suitable

excellent

excellent

good

excellent


Mechanical Properties for C75200 alloy

  Alloy No  

  Quality  

Tensile

 Elongation % 

 Hardness Test HV 

Grade

Strength




(Kgf/mm)



C75200

O

≥38.5

≥20

~

1/2H

45~58

≥5

120~180

H

≥55

≥3

≥150



5.   Application of C75200 Copper Nickel Zinc strip


C75200 CuNi18Zn20 Nickel Silver is mainly used in manufacture of corrosion-resistant structural parts, such as various precision instruments, springs, sockets, covers and other parts of advanced electronic components.

It is also used in musical instruments, tableware, glasses frames and decoration works .


6.   Manufacture plant of C75200 Copper Nickel Zinc strip



7.   Tests and inspection for C75200 Copper Nickel Zinc strip


Test instrument : Metallographic Microscope; Digital Light Processor; Strength Tester; Hardness Tester.

C75200 Copper Nickel Zinc Strip test


8.   Mill certificate for C75200 Copper Nickel Zinc strip


C75200 Copper Nickel Zinc Strip certification


9. Packing and shipping for C75200 Copper Nickel Zinc strip


  Packing:

 First wrapped by anti-rust paper, second wrapped by plastic film, then packed by wooden box or wooden pallet ..

C75200 Copper Nickel Zinc Strip packing



Shipping:

We will choose the best way according to customer’s requests.
1. By Air, to the indicated airport.

2. By Express (FedEx, UPS, DHL, TNT,EMS), to the indicated address.
2. By Sea, to the indicated sea port.

C75200 Copper Nickel Zinc Strip delivery



10.Questions and Answers


a1. Do you have ISO certificate?

Yes, we obtained ISO9001


a2. How long is your delivery time forCopper Nickel Zinc strip?

If the master coil is available,  3-7 days do slitting will be ready , if not, will need 20-25 days for new production.


a3. Can you help us to choose suitable material?

 Yes, we can recommend the most suitable material according to your application.


a4. How do you control quality?

We produce strictly according to customer’s drawings and requests, here are strict control plan in every process, full check of each parts, strive to provide customer 100% quality products, ROHS/SGS test report, material certificate are available.


a5. Do you provide sample? Free or charge?

Yes, if the sample in stock available, free of charge, if not, need to charge some mfg cost.









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