• Copper Nickel alloy Nickel Silver strip C7521 (CuNi18Zn20)
  • Copper Nickel alloy Nickel Silver strip C7521 (CuNi18Zn20)
  • Copper Nickel alloy Nickel Silver strip C7521 (CuNi18Zn20)
  • Copper Nickel alloy Nickel Silver strip C7521 (CuNi18Zn20)

Copper Nickel alloy Nickel Silver strip C7521 (CuNi18Zn20)

Product Type: Strip
Material: FeMn
Carbon Content: Low Carbon
PCD: 100mm
ET: 15mm
Hole: 5
Customization:

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Basic Info.

Model NO.
C7521
Size
T:0.01-5mm
surface
bright
standard
GB/ASTM/JIS/BIS/DIN
Transport Package
500m/Spool
Specification
0.01-3mm*0.3-600mm
Trademark
TANKII
Origin
Shanghai, China
HS Code
7409400000
Production Capacity
3000ton/Year

Product Description

Copper Nickel alloy Nickel Silver strip C7521 (CuNi18Zn20)
Grade:C7541 C7521 C7701 
Form: sheet / plate / strip / bar / rod
Cu-Ni-Zn alloy
Excellent corrosion resistance
good mechanical strength
\
high precision nickel silver strips or sheet: JIS alloy No: C7521, C7701, C7541, C7451...
 
Parameter for Nickel Silver Strips/Copper Nickel Zinc Strips:   

 
Alloy No. Chemical Composition
Cu Mn Ni Zn
C7521 62.0-66 0-0.5 16.5-19.5 Remainder
C7541 60.0-64 0-0.5 12.5-15.5 Remainder
C7701 54.0-58 0-0.5 16.5-19.5 Remainder
 
 
Grade. Condition Thickness
(mm)
Tensile strength
(Mpa)
Elongation
(%)
Hardness
(HV)
CuNi15Zn20 M ≥0.3 ≥340 ≥35  
Y2 440~570 ≥5  
Y 540~690 ≥1.5  
T ≥640 ≥1  
CuNi18Zn20 M 0.15~1.2 ≥375 ≥20 ---
Y2 440~570 ≥5 120~180
Y ≥540 ≥3 ≥150
CuNi18Zn27 M 0.15~1.0 ≥400 ≥40 ---
Y2 540~655 ≥8 150~210
Y 630~735 ≥4 180~240
T 705~805 --- 210~260
CuNi19 M ≥0.2 ≥290 ≥25 --
Y ≥390 ≥3 --
CuNi30 M ≥0.2 370 ≥23 85-125
Y 540 3 150

Copper Nickel alloy Nickel Silver strip C7521 (CuNi18Zn20)
Copper Nickel alloy Nickel Silver strip C7521 (CuNi18Zn20)
Copper Nickel alloy Nickel Silver strip C7521 (CuNi18Zn20)
Copper Nickel alloy Nickel Silver strip C7521 (CuNi18Zn20)

 

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