Copper Nickel Bolts

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Copper Nickel Bolts Manufacturer and Supplier in Canberra, Australia

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At Hazlewood Fasteners in Canberra, Australia, our copper-nickel bolts are built for environments where seawater, biofouling, and corrosive marine atmospheres challenge every fastener. Designed for naval engineering, desalination infrastructure, offshore rigs, and shipbuilding, these bolts deliver unwavering stability in brine-rich and turbulent environments. Their innate resistance to saltwater erosion, stress fatigue, and microbial attack ensures dependable performance even in long-term immersion. When assemblies must survive waves, currents, vibration, and corrosive ions, Hazlewood’s copper-nickel bolts stand resolute — securing marine and industrial structures with lasting confidence and ocean-grade durability.

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Copper-nickel bolts feature a balanced copper-nickel alloy composition, often enhanced with iron and manganese for amplified strength and erosion resistance. This metallurgy offers superior corrosion resistance in seawater, excellent thermal stability, and dependable mechanical strength under fluctuating loads. Immune to biofouling and impingement attack, these bolts deliver stable clamping force, dependable ductility, and vibration-resistant integrity. Engineered for long-term performance in wet, saline, and high-pressure zones, they ensure reliable fastening endurance in demanding marine applications.

Copper Nickel Bolts Chemical Composition

Grade Cu Mn Pb Ni Fe Zn
Copper Nickel 65.0 min 1 max .05 max 29-33 0.4-1.0 1 max

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Copper Nickel Bolts Mechanical Properties

Properties Metric Imperial
Tensile strength, ultimate 372-517 MPa 54000-75000 psi
Tensile strength, yield (depending on temper) 88.0-483 MPa 12800-70100 psi
Elongation at break (in 381 mm) 45.0% 45.0%
Charpy impact 107 J 78.9 ft-lb
Machinability (UNS C36000 (free-cutting brass) = 100%) 20% 20%
Shear modulus 57.0 GPa 8270 ksi
Poisson’s ratio 0.34 0.34
Elastic modulus 150 GPa 21800 ksi

Copper Nickel Bolts Specification

Grade Cupro Nickel
Specifications ASTM / ASME SB 151, SB 152
Standards DIN, ASTM, BS and all International Standards
Length UPTO 5 METERS
Size M4 To M100 | Custom Sizes
Form Nuts, Bolts, Washers, Screw
Types Hex Bolts, Flange Bolts, Hex Head Bolts, Lag Bolts, Square Bolts, Eye Bolts, U Bolts, T Bolts, Counter sunk Bolts, Hex Head Nut, Eye Nut, Dome Nut, Coupling Nut, Square Nut, Acorn Nut, Hex Head Cap Screws, Socket Set Screws, Anchor Screws, Socket Head Screws, Concrete Screws, Shoulder Screws, Threaded Screws, Machine Screws, Machine Washers, Flat Washer, Star Washers, Sealing Washer, Lock Washer etc.

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Commited to High Quality Service

To satisfy our clients needs by providing high quality products at competitive price as per the schedule and to maintain long term relationship with our clients.

Galvanized washers play a crucial role in outdoor construction, infrastructure, and heavy-duty industrial installations. They reinforce fastening integrity in structural steel assemblies, timber frameworks, fencing posts, roofing and cladding systems, utility poles, agricultural equipment, solar panel mounts, marine-adjacent structures, and transport installations. Ideal for environments affected by rain, condensation, salt exposure, and fluctuating temperatures, these washers prevent joint deterioration and protect surfaces from deformation. When your project demands long-term fastening strength in challenging outdoor or damp environments, galvanized washers provide reliable, corrosion-defensive support and enduring joint protection.

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Types of Copper Nickel Bolts

Copper Nickel Hex Head Bolts
Copper Nickel Hex Bolts
Copper Nickel U Bolts
Copper Nickel Square Bolt
Copper Nickel T Bolts
Copper Nickel Eye Bolts

At Hazlewood Fasteners, we make sure that our Copper Nickel bolts are packed in a way that will not affect their quality and effectiveness. Every bolt is packed in individual protection to avoid damage, rusting or any form of contamination in the course of transportation. Our packaging is safe and secure using robust cartons and we also have the ability to provide customized packaging. Proper labeling and packing also help in easy identification and handling of the products as part of our core values of offering quality products in good condition.

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Aerospace Industry
Petrochemical Industry
Defence Industry

Copper Nickel Bolts Applications