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Cupro Nickel Fasteners

About Cupro Nickel Fasteners

Cupro Nickel Fastenersare designed to resist corrosion in harsh environments, particularly those where saltwater is present such as marine and underwater applications. The material is made up of copper (Cu) and nickel (Ni) alloy that provides superior corrosion resistance when compared to traditional steel or iron-based fasteners. This makes them a great choice for use in areas where corrosion could be an issue.

CUPRO NICKEL SCREWS, CU-NI HEAVY HEX NUTS, COPPER NICKEL THREADED ROD, CUPRO NICKEL FASTENERS CHEMICAL COMPOSITION, CUPRO NICKEL FASTENERS MANUFACTURERS, CUPRO NICKEL ROUND HEAD BOLTS MANUFACTURER & STOCKIST

Cupro Nickel Fasteners are a type of fastener made from a copper-nickel alloy. They are known for their corrosion resistance, strength, & durability. Cupro Nickel Fasteners offer excellent resistance to corrosion, particularly in seawater & other harsh environments. Fasteners also have high strength & durability, making them ideal for heavy-duty applications. Additionally, Cupro Nickel Fasteners have good thermal and electrical conductivity properties.


ALLOY 20 FASTENERS SPECIFICATION

Specifications : IS, BS, ASTM

Standard : ASTM / ASME - B/ SB 366

Size : 3 mm to 200 mm

Length :M02 to M33

Type : Bolts, nuts, Washers, Anchor Fasteners, Stud Bolts, Eye Bolt, Stud, Threaded Rod, Cotter Pin, Socket Screw, Fine Fasteners & Spares, Foundation Fasteners, etc.


Copper Nickel Fasteners Specification List
Standard ASTM, BS, ASME, ISO, UNI, ANSI, GB, IS, DIN, JIS
Threads: BSF, BSW, UNF, UNC, METRIC or as per need
Copper Nickel Fasteners Standard ANSI
  • ANSI B 18.2.4 2M
  • ANSI B 28.2.4 1M
  • ASME B16.5 standard
  • ASME B18.2.2
  • ASME B18.5

DIN: DIN 912, DIN 603, DIN 933, DIN 6923, DIN 970, DIN 931, DIN 7981, DIN 934, DIN916, DIN 7985, DIN 7982, DIN 913, B.S.

UTS : UNEF, UNS, NPTF, UNC, NPT, UNF

ISO :ISO 7380, ISO 4033, JIS standards, ISO 4017, ISO 4032

Fasteners/ Bolts Size M30, M10, (M45), M36, (M14), (M18), M8, (M27), M4, M3, M12, M42, M48, M6, M20, M33, M160, M2, (M3.5), M16, M24, M5, (M22) and as per need
Length 3 milimeter - 200 milimeter
Head drive: Slotted, Six-Lobe, Phillips/Slot, Phillips, etc
Test Certificate EN 10204 / 3.1
Form Square, Hex, Threading as per Gauge, Round Etc.
Process of Production
  • for CNC and Machining : M100 / 4” Diameter, 1500 milimeter long
  • Hot forging: 1-1/2” Diameter, M24 to M100, 1100 milimeter long
  • Cold Froging : M2 to M24
Copper Nickel Fasteners Surface Coating
  • Xylon Coated Copper Nickel Fasteners
  • Zinc Coated Copper Nickel Fasteners
  • Ptfe Coated Copper Nickel Fasteners
  • Hot Dipped Galvanizing Coated Copper Nickel Fasteners
  • Phosphate Coated Copper Nickel Fasteners
  • Teflon Coated Copper Nickel Fasteners
  • Cadmium Coated Copper Nickel Fasteners
Chemical Composition of Cupro Nickel Bolts
copper nickel fasteners Cu Pb Mn Fe Zn Ni
88.6 min 0.05 max 1.0 max 1.8 max 1 max 9-11 max
ASME SB151 Cupro Nickel Fasteners Mechanical Properties
Density Melting Point Yield Strength (0.2%Offset) Tensile Strength Elongation
8.1 g/cm3 1443 °C (2430 °F) Psi – 35,000, MPa – 241 Psi -80,000, MPa -551 30 %
Equivalent Grades of ASTM B151 Cupro Nickel Studs
STANDARD UNS WERKSTOFF NR.
copper nickel fasteners C706002.0872

Bolt Types


Nuts Types

 

Washer Type