Product Description

CuSn8 Phosphor Bronze Strip possesses the best spring properties of all 500 series Phosphor Bronze. High hardness, high strength, coupled with good formability and resistance to fatigue make this alloy an excellent choice where the most severe forming and functional requirements must be met.

Product Detail

CuSn8 Phosphor Bronze Strip


Phosphor bronze factory, more than 10 years manufacture experience, attained ISO9001, work on OEM and ODM projects..



1.   Introduction of the CuSn8 Phosphor Bronze strip


CuSn8 / C52100 Phosphor Bronze Strip possesses the best spring properties of all 500 series Phosphor Bronze.  High hardness, high strength, coupled with good formability and resistance to fatigue make this alloy an excellent choice where the most severe forming and functional requirements must be met.


2.   Grade and temper for CuSn8 Phosphor Bronze strip


Grade:  C5210, C52100, CDA521, C521, PB104, CuSn8

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


Different countries’Standard comparison table of bronze

GB

DIN

EN

ISO

UNS

JIS

-

   CuSn5   

   2.1018   

   CuSn5   

   CW451K   

   CuSn5   

   C51000   

   C5102   

   QSn6.5-0.1   

CuSn6

2.1020

CuSn6

CW452K

CuSn6

C51900

C5191

QSn8-0.3

CuSn8

2.1030

CuSn8

CW453K

CuSn8

C52100

C5210


3.   Chemical composition of CuSn8 Phosphor Bronze strip


Grade

Cu

Fe

Pb

P

Sn

Zn

  C52100  

  Balance  

  0.1max  

  0.05max  

  0.15-0.35  

  7.0 – 9.0  

  0.2max  



4.   Dimension and tolerance of CuSn8 Phosphor Bronze strip


Specification(mm)

Thickness

  Width  

0.08~0.12

≤300

>0.12~0.15

≤600

  >0.15~<0.50  

≤600

0.5~3.0

≤1000


5.   Characteristics of CuSn8 Phosphor Bronze strip

 

 Mechanical Properties


Tensile Strength(N/mm²)

 elongation(N/mm²)

HV

≥345

≥40

/

390-500

≥35

130-160

490-600

≥27

160-190

590-705

≥20

190-210

685-785

≥11

  210-230  

≥785

≥5

≥230



6.   Application of CuSn8 Phosphor Bronze strip


CuSn8 /C52100 is manly used inStamped Parts, springs, Components of Electrical Engineering, Terminals, Contacts, Switch Parts, Electromechanical Spring Components, Resistance Wire, Electrical Flexing Contact Blades, Electrical Connectors, Electronic Connectors, Wire Brushes, Electronic and Precision Instrument Parts, Fuse Clips, Terminal Brackets.etc.


7.   Manufacture plant of CuSn8 Phosphor Bronze strip




8.   Tests and inspection for CuSn8 Phosphor Bronze strip


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


9.   Quality certificate for CuSn8 Phosphor Bronze strip




10. Packing and shipping for CuSn8 Phosphor Bronze strip


  Packing:

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



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.


11.Questions and Answers


a1. Do you have ISO certificate?

Yes, we obtained ISO9001


a2. How long is your delivery time forCuSn8 Phosphor Bronze 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.






Products Categorys

Featured Products

Navigation