Copper Nickel 90/10 Nuts

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Copper Nickel 90/10 Nuts Manufacturer and Supplier in Canberra, Australia

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At Hazlewood Fasteners, we are a trusted manufacturer and supplier of Copper Nickel 90/10 Nuts in Canberra, Australia, delivering reliable fastening solutions for marine and industrial environments. These nuts are crafted from a high-quality 90% copper and 10% nickel alloy, known for its outstanding corrosion resistance and durability in seawater and brine conditions. Copper Nickel 90/10 Nuts are designed to provide strong, secure, and long-lasting connections, even under high pressure and temperature. Their excellent mechanical properties make them an ideal choice for shipbuilding, offshore platforms, desalination plants, and heat exchanger systems

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Copper Nickel 90/10 Nuts are composed of 90% copper and 10% nickel, with minor additions of iron and manganese to enhance strength and corrosion resistance. This alloy provides excellent protection against oxidation, biofouling, and stress corrosion cracking in marine and industrial environments. With a tensile strength of around 350 MPa and yield strength near 105 MPa, these nuts offer superior ductility, thermal conductivity, and long-term stability. Their balanced composition ensures dependable performance and resistance to erosion, even in harsh, high-salinity conditions.

Copper Nickel 90/10 Nuts Chemical Composition

Grade	Cu	Mn	Pb	Ni	Fe	Zn
Cupro Nickel 90/10	88.6 min	1.0 max	0.05 max	9-11 max	1.8 max	1 max

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Copper Nickel 90/10 Nuts Mechanical Properties

Element	Density	Melting Point	Tensile Strength	Yield Strength (0.2%Offset)	Elongation
Cupro Nickel 90/10	0.323 lb/in3 at 68 F	2260 F	50000 psi	20000 psi	30 %

Copper Nickel 90/10 Nuts Specification

Specifications	ASTM B151 / ASME SB151
Standard	DIN, ISO ,JIS ,GB, IS, BS, ASTM and all International Standards
Size	M3 – M100 \| 3/6″ – 4″ \| Custom Sizes
Length	3 mm – 200 mm \| Custom Sizes
Dimensions	DIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3
Threads available	UNF, BSW, BSF, METRIC, UNC, or as required
Threads Configuration	ASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads
Form	Hex, Threading, Square, Round as per Gauge Etc.
Head	Hex, Square, Round, Hex flange, Flat, T-head & Triangular etc.
Neck type	Hex, Square, Triangular, Oval & Knurled etc.
Surface Treatment	Passivation /plain
Others Factor	OEM, ODM, ±0.03MM tolerance
Manufacturing Process	Wire Drawing, Cold Heading, Insert tapping, Heat Treatment, Surface Plating, Inspection, Packing.
Packing	IN BULK: carton, pallet, Small Boxes or customer request
Surface Coating	Black Oxide, Cadmium, Galvanized, Teflon, Xylan, Zinc, Others Upon Request
Test Certificate	As per EN 10204 / 3.1 Manufacturer Test Certificate, PED 97/23/EC Certified, Merk blatt AD 2000 W2 Certified
Certification	Dual Certified As per ASTM & ASME Codes

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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.

Copper Nickel 90/10 Nuts are extensively used in marine engineering, shipbuilding, offshore structures, and seawater piping systems. Their excellent corrosion resistance makes them perfect for desalination plants, heat exchangers, valves, and condensers. They are also used in power generation units and chemical processing industries where reliability and resistance to corrosion are crucial. These nuts ensure secure fastening and long service life even in continuous seawater exposure. Hazlewood Fasteners’ Copper Nickel 90/10 Nuts are known for their precision, endurance, and performance — making them a trusted choice for challenging marine and industrial applications.

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Types of Copper Nickel 90/10 Nuts

Our Copper Nickel 90/10 Nuts at Hazlewood Fasteners are properly packed so that they do not reach the client in a damaged state. Every nut is covered and packed separately in strong and moisture-proof packets to avoid the spoilage and deterioration. Proper labeling helps in quick identification and management of the items. Our packing process ensures that the nuts do not lose their quality and are ready for use, which is a clear depiction of our quality products and excellent customer relations.