C7701 C7521 C7541 Copper Nickel Zinc Strip
(Other Name: CuNi18Zn18; BZn18-18; C75200; C7521.)
| BZn18-18 | CuNi18Zn20 | C75200 | C7521 |
| BZn18-26 | CuNi18Zn27 | C77000 | C7701 |
| BZn15-20 | CuNi15Zn21 | C75400 | C7541 |
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| BZn18-18 | 63.0-66.5 | 16.5-19.5 | less than 0.25 | less than 0.50 | less than 0.05 | |
| BZn18-26 | 53.5-56.5 | 16.5-19.5 | less than 0.25 | less than 0.50 | less than 0.05 | |
| BZn15-20 | 62.0-65.0 | 13.5-16.5 | less than 0.5 | less than 0.30 | less than 0.02 | |
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 C7541 have very good deep-drawing performance
1) Shielding material for communication electronics
2) Antenna material
3) EMI-shielding material
4) Spring contact
5) Flexible terminal
6) Environmentally-friendly plating-free electronic parts and components
7) Quartz oscillator
8) High-level material
9) Electric material




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Wall thickness: 0.2-120mm
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Outside Diameter: 2mm~910mm
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Wall thickness: 0.2mm~910mm
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Size: 2mm*4mm~1016mm*1219mm
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1/16 hard,1/8 hard,3/8 hard,1/4 hard,1/2hard,full hard,soft,etc
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GB/T5231-2001.GB/T1527-2006.JISH3100-2006, JISH3250-2006, JISH3300-2006, ASTM-B152M-06, ASTM-B187, ASTM-B75M-02, ASTM-B42-02, ASTM-B370 /ASTM-B152 etc
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T1,T2,C10100,C10200,C10300,C10400,C10500,C10700,C10800,
C10910,C10920,TP1,TP2,C10930,C11000,C11300,C11400,C11500,
C11600,C12000,C12200,C12300,TU1,TU2,C12500,C14200,C14420,
C14500,C14510,C14520,C14530,C17200,C19200,C21000,C23000,
C26000,C27000,C27400,C28000,C33000,C33200,C37000,C44300,
C44400,C44500,C60800,C63020,C65500,C68700,C70400,C70600,
C70620,C71000,C71500,C71520,C71640,C72200,etc.
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Standard export package,suit for all kind of transport,or as required.
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C10100,C11000,C12200,C21000,C22000,C23000,C24000,C26000, |
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G/B |
TU1,T2,TP2,H96,H90,H85,H80,H70,H65,H63,H62,H59,HPb63-3, |
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C 1011,C 1100,C 1220,C3604,C 2100,C 2200,C 2300,C 2400, C 2600, |
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Cu-OFE,C 101,Cu-DHP,CZ 125,CZ 101,CZ 102,CZ 103,CZ 106,CZ 107, CZ 108,CZ 109, CZ 123,CZ 124,CZ 121,CZ 111,CZ 133, Pb 104, |
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CuZn5,CuZn10,CuZn15,CuZn20,CuZn30,CuZn35,CuZn33,CuZn36, |
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Round, Square, Flat, Hexagon, Oval, Half-round or Customized |
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Standard(Diameter 5-160 mm) or Customized |
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Standard(Diameter 0.02-6 mm) or Customized |
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Standard(T 0.2-50 mm/W 200-3000 mm/L 6000 mm) or Customized |
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Standard(T 0.05-1.5 mm/W 20-600 mm/L 20000 mm) or Customized |
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Standard(OD 3-360mm/Wall thickness 0.5-50 mm) or Customized |
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GB/T,JIS,ASTM, ISO, DIN, BS, NF etc. |
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1/16 hard,1/8 hard,3/8 hard,1/4 hard,1/2hard,full hard. |
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Plastic film + Wooden case or as per customer requirement |
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According to order's quantity. |
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By sea, by air, DHL, UPS, FedEx etc. or as required |
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500-2000mm or as customer request |
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0.2-120mm or as customer request |
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1000-6000mm or as customer request |
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0.6mm / 0.8mm / 0.9mm / 1.0mm / 1.2mm / 1.6mm |
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0.12mm-3.0mm |
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99.998% |
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Alu-Zinc coating |
30-180g/m2 |
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C21000,C22000,C22600,C23000,C24000,C26000,C26130,C26800,C27000,C27200,C27400, etc. |
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3 layers of packing, inside is kraft paper, water plastic film is in the middle and outside |
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8-20 days |
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T/T, LC, Western Union, Paypal, etc. |
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1 Ton |
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CNC Turning,CNC Milling,Laser Cutting,Bending,Spining,Wire Cutting,Stamping, Electric Discharge Machining(EDM),Injection Molding,3D Printing,Rapid Prototype,Moulds etc. |
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Aluminum:2000 series,6000 series,7075,5052,etc. |
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Stainlesss steel:SUS303,SUS304,SS316,SS316L,17-4PH,etc. |
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Steel:1214L/1215/1045/4140/SCM440/40CrMo,etc. |
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Brass:260,C360,H59,H60,H62,H63,H65,H68,H70,Bronze,Copper |
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Titanium:Grade F1-F5 |
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Plastic:Acetal/POM/PA/Nylon/PC/PMMA/PVC/PU/Acrylic/ABS/PTFE/PEEK etc. |
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+ / - 0 . 0 1 m m |
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Min Ra 0.1~3.2 |
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ISO9001:2015,IOS14001:2015,ROSH. |

Since our establishment in 2008, our company has specialized in the production and export of copper products. We utilize advanced production lines and a comprehensive quality control system. From raw materials to finished products, every step is rigorously inspected using precision instruments (such as spectrometers, metallographic microscopes, and conductivity testers) to ensure that our products meet international standards for composition, dimensions, and performance. We are committed to providing high-quality, high-precision copper products and reliable service to our global customers.
sales@gneesteel.com







