High precision zinc copper nickel alloy strip C75200

PRODUCT DETAILS
C75200
Grade:C7541 C7521 C7701
Form: sheet / plate / strip / bar / rod
Cu-Ni-Zn alloy
Excellent corrosion resistance
good mechanical strength
High precision zinc copper nickel alloy strip C75200
high precision nickel silver strips or sheet: JIS alloy No: C7521, C7701, C7541, C7451...
Parameter forNickel Silver Strips/Copper Nickel Zinc Strips: Alloy No.Chemical CompositionCuMnNiZnC752162.0-660-0.516.5-19.5RemainderC754160.0-640-0.512.5-15.5RemainderC770154.0-580-0.516.5-19.5Remainder
C7521 Nickel Silver
CuNi18Zn20 –UNS.C75200ZincCupronickelAlloys
C7521 (CuNi18Zn20) -UNS.C75200NickelSilverAlloys,alsocalledCopper-Nickel-Zincalloys,65-18-18respectively,
whichhasgoodformability,goodcorrosionandtarnish-resistanceperformance,andthisalloyhasthepleasing
silver-likecolor.
AvailableProducts(forms):
Strip,Plate,Wire,Roundbars,Flatbars,Squarebars,Rectangularbars,Hexagonbars
Chemical composition

Articles
Chemicalcomposition
GB
UNS
EN
JIS
Cu%
Ni%
Zn%
BZn18-18
C75200
CuNi18Zn20
C7521
62-66
16.5-19.5
Rem
Physicalproperties

Physicalproperties
fabricationproperties
density
g/cm3
electrical
conductivity
%IACS
thermal
conductivity
W/(m.K)
modulus
of
elasticity
GPa
specific
heat
J/(g.K)
cold-workability
machinability
electric
plating
property
hotdip
tin
plating
property
weldability
corrosion
8.73
6
32
125
0.34
excellent
suitable
excellent
excellent
good
excellent
Mechanicalproperties
Mechanicalproperties
State
HardnessHV
Tensiontest
bendingtest
Thicknessmm
TensilestrengthMPa
elongation%
thickness
angles
ID
0
-
0.1-5.0
≥375
≥20
≤1.6
180°
stickingclosely
1/2H
120-180
0.1-5.0
440-570
≥5
≤1.6
180°
100%ofthickness
≤0.5
200%ofthickness
H
150-210
0.1-0.15
540-640
-
≤1.6
180°
200%ofthickness
>0.15-5.0
≥3
≤0.5
400%ofthickness
EH
≥185
0.1-5.0
≥610
-
-
-
-
Features for Nickel Silver Strips/Copper Nickel Zinc Strips:

1)Goodcolor
2)Hightoughness
3)Highstrength
4)Highstability
5)Excellentelasticitywithfinesilvergloss
6)Goodfatigue
7)Rustandcorrosionresistanceproperties
8)C7521andC7541haveverygooddeep-drawingperformancePRODUCT APPLICATION
ApplicationsforNickelSilverStrips/CopperNickelZincStrips:
1)Shieldingmaterialforcommunicationelectronics
2)Antennamaterial
3)EMI-shieldingmaterial
4)Springcontact
5)Flexibleterminal
6)Environmentally-friendlyplating-freeelectronicpartsandcomponents
7)Quartzoscillator
8)High-levelmaterial
9)ElectricmaterialPRODUCT PROCESSPRODUCT PACKAGECERTIFICATESPayment & Shipping
Payment
1)YoumaypaybyPayPal/WesternUnionorT/T;
2)30%depositand70%balanceforlargeorderquantity.
Shipping
1).DeliveredbyDHL,EMS,UPS,FedEx,TNTorHKairmail.

2).3-7workingdaysdeliveryafterpayment

3).Properlowercustomsvalueisacceptedtowriteoncommercialinvoicetoavoidpayingimporttaxforbuyer.
4).Offerthetrackingnumbertocustomers.Contact us
Q1.Can I have a sample order?
A:Yes,welcometoplacesampleorderstotestandcheckourquality.
Q2.Do you have any MOQ limt?
A:OurE-cigaretteswire’sMOQis1kg.
Q3.InformationneededifIwantaquotation?
AName,Standard,MaterialGrade(ChemicalComposition),SizeQuantity,Weight.
Q4.Canwevisityourcompany/factorybeforeplacetheorder?
A.Yes.Welcomeanytime
Q5:Howdoesyourfactorydoregardingqualitycontrol?

A.Qualityispriority.Wealwaysattachgreatimportancetoqualitycontrollingfrombeginningtoend.
Q6:.HowtoproceedtheorderifIhavelogotoprint?
A:1)Pleasesendusthelogofiles,oncereceivingyourpayment(largeorder30%),wewillarrangetodesignthelogo;
2)Afterreceivedyour/confirm/iationofthelogo,wewilldosampleandsendittoyouforchecking;
3)Ifyou/confirm/ithesampleisok,wewillproducethemass;
4)Onceready,pleasepaytherestpaymentandwewillsendoutgoodsASAPandtellyouthetrackingnumber;
Howtocontactus?
Sendyourinquirydetailsinthebelowforfreesample,click"send"now.