Home > Copper Nickel > Copper Nickel 70/30 Stud Bolts
Copper Nickel 70/30 Stud Bolts are threaded rods custom–built from a blend of 70% copper and 30% nickel, engineered to deliver exceptional corrosion resistance and robust performance, particularly in maritime environments. These specialized fasteners play a vital role in securing critical connections in piping systems, flanges, and structural components within marine and offshore applications. With their unique composition, Copper Nickel 70/30 stud bolts offer a harmonious balance between mechanical strength and resistance to corrosion, making them a preferred choice for installations where protection against seawater-induced corrosion is paramount.
Specifications | ASTM F593, F594, F1554 / ASME SF593, F594, F1554 |
Standard | DIN : DIN 934, DIN 931, DIN 970, DIN 933 UTS : UNEF, NPT, UNC, UNS, UNF, NPTF ISO : JIS standards, ISO 4033, ISO 4032, ANSI – American National Standards Institute ASME B18.5 ANSI B 28.2.4 1M as per defined in ASME B16.5 standard length ANSI B 18.2.4 2M as per defined in ASME B18.2.2 |
Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
Length | 3 mm to 200 mm | Custom Sizes |
Dimensions | DIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3 |
Form | Hex, Threading, Square, Round as per Gauge Etc. |
Threads | Unless otherwise specified, the threads shall be rolled or cut and tapped horizontally or vertically |
Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
Cupro Nickel 70/30 | 0.323 lb/in3 at 68 F | 2260 F | 50000 psi | 20000 psi | 30 % |
Grade | Cu | Mn | Pb | Ni | Fe | Zn |
Cupro Nickel 70/30 | 65 min | 1.0 max | 0.05 max | 29-33 max | 0.4-1.0 max | 1 max |
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We offer These Copper Nickel 70/30 Stud Bolts as per DIN, ISO, JIS or ANSI Standard.
Corrosion resistance: One of the main advantages of copper-nickel 70/30 stud bolts is exceptional corrosion resistance in marine environments. The 70/30 composition of 70% copper and 30% nickel provides excellent corrosion protection, making these bolts ideal for seawater and other harsh environments.
Easy to manufacture: Copper nickel alloys are extremely easy to manufacture, allowing studs and bolts to be machined to meet the needs of a specific application, welded and manufactured with relative ease, and simplifying and reducing manufacturing costs.
Thermal Stability: Copper Nickel 70/30 stud bolts exhibit excellent thermal stability, retaining their mechanical properties over a wide range of temperatures. These properties make them suitable for use in high-temperature and cryogenic applications. . .
Biocompatibility: Copper-nickel alloys are biocompatible, which means they are non-toxic and well-suited for use in applications requiring contact with human skin or biological systems. This property makes them suitable for medical devices, food processing equipment and other applications requiring biocompatible materials.
High Strength: Copper Nickel 70/30 stud bolts have excellent mechanical strength, resisting high stresses and strains. This robustness ensures the reliability and durability of connections under industrial conditions.
Copper Nickel 70/30 Stud Bolts applications are as diverse as the industries they serve driven primarily by the aerospace, railway, construction and automotive industries with petrochemical, nuclear, medical, Oil & Gas, Chemical, Pharmaceutical, Food & Beverage, Nuclear, Thermal Power plants, Paper and Pulp, marine and mining, etc.
Marine applications: Copper-nickel 70/30 stud bolts are widely used in the marine environment due to their exceptional resistance to sea corrosion. They are used in marine applications, shipbuilding, offshore structures and marine pipelines.
Heat Exchangers: These stud bolts are used in heat exchange systems for high temperatures and hot environments. Their excellent thermal conductivity and corrosion resistance make them suitable for such applications.
Desalination Plants: Due to their resistance to seawater corrosion, copper-nickel 70/30 stud bolts find advantages in desalination plants, where seawater is a good source of water
Chemical applications: In chemical plants, where chemical corrosives are controlled, copper-nickel 70/30 stud bolts are preferred to resist various corrosive agents, including acids and alkalis
Oil and Gas Industry: These studs and bolts are used in the oil and gas industry to construct projects like pipelines, offshore platforms, processing equipment, etc. They provide corrosion protection in salt zones and erosion resistance in high-velocity seawater flows.
Corrosion Resistance: Determine where the stud bolt will be used. Copper Nickel 70/30 is known for its excellent corrosion resistance, especially in marine and salty environments. Make sure the mixture is compatible with the catalysts in your application.
Quality and Certification: Choose stud bolts from reputable manufacturers known for high-quality products. Look for certifications and quality assurance procedures, such as ISO (International Organization for Standardization) certification, to ensure reliability and accuracy.
Standards and Specifications: Refer to industry standards and specifications, such as ASTM (American Society for Testing and Materials) standards, to ensure stud bolts meet quality and performance requirements. Adherence to appropriate standards ensures reliability and consistency across a range of products.
Size and Thread Type: Specifies the appropriate stud bolt size and thread type based on application requirements and mating components. Check alignment with other nuts and fasteners for proper and tight bonding.
Heat and Pressure Requirements: Consider the heat and pressure conditions experienced by stud bolts. Copper Nickel 70/30 has excellent mechanical properties and can withstand moderate to high temperatures and pressures. Ensure that the selected stud bolts can handle the operating conditions without performance loss.
Yes, Copper Nickel 70/30 stud bolts are recyclable. Copper is highly recyclable and retains its properties even after multiple recycling processes. Recycling helps conserve resources, reduce energy consumption, and minimize environmental impact, making it a sustainable choice for stud bolts and other copper-based materials.
Yes, Copper Nickel 70/30 stud bolts can be used for underground applications. They offer excellent corrosion resistance, making them suitable for environments with soil, moisture, and underground conditions. Proper installation methods and corrosion protection measures should be implemented to ensure long-term performance and durability.
When installing Copper Nickel 70/30 stud bolts, consider factors such as surface preparation, torque values, thread lubrication, and bolt tightening procedures to ensure proper assembly. Additionally, corrosion protection measures and environmental factors must be addressed to maximize performance and longevity in various applications.
Copper Nickel 70/30 stud bolts are available in various configurations, including fully threaded, partially threaded, double end, and tap end studs. They come in different lengths, diameters, and thread pitches to accommodate specific application requirements, offering versatility for diverse industrial and marine applications.
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