Sachiya Steel International is one of the Leading Manufacturer And Exporter Of High Quality Cupro Nickel 70 Nuts And Bolts , which are recognized for fitting reason in the business sector. Cu-Ni 70 / 30 Hex Head Bolts is often used in Salt Water Flanges, Salt Water Piping, Valve Bodies, Sea Water Service, Fittings, Sea Water Condensers, Salt Water Pipe Fittings, Water Boxes – Salt Water Applications, Pump Bodies and Internal Parts-Sea Water. Applications of Cupro Nickel 70 / 30 Hex Head Nuts include condenser, heat exchanger and distiller tubes, tube sheets and baffles, sale water piping, water boxes, tanks, vats, pressure vessels, process equipment, pumps and valves.
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The small iron content, up to 0.5 %, gives Copper Nickel 70 / 30 Square Bolts an extraordinary resistance to general corrosion and stress corrosion cracking, making it very suitable and ideal for the marine or industrial industries. Cu-Ni 70 / 30 Square Nuts have been used in auto components, tools for marine exploration and in power plants; additionally, it is applied in coinage. The soluble nature of nickel in copper provides Cupro Nickel 70 / 30 Eye Bolts with single phase alpha structures.
For this reason, Cupro Nickel 70 / 30 Eye Nuts is used for piping, heat exchangers and condensers in seawater systems, marine hardware, and sometimes for the propellers, crankshafts. Being a well-established organization, we are offering a huge range of Copper Nickel 70 / 30 T-Bolts.
Cu-Ni 70/30 Bolt/Nut Specifications |
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| Specifications | : | ASTM B 151 ASME SB 151 |
| Standard | : | DIN, ASTM, BS and all International Standards |
| Length | : | 3 mm to 70/30 mm |
| Size | : | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Type | : | Hex Head Bolts, Square Bolts, U bolts, Eye bolts, T bolt, Hex Bolt, Lag Bolts, Counter sunk Bolts, Hex Head nuts, Square nuts, Lock nuts, Eye nuts, wing nuts, T nuts, Panel Nuts, Coupling Nuts, Dome nuts, Acorn Nuts. |
70/30 Cupro Nickel Bolt/Nut Chemical Composition
| Cu-Ni 70/30 | Cu | Pb | Mn | Fe | Zn | Ni |
| 88.6 min | 0.05 max | 1.0 max | 1.8 max | 1 max | 9-11 max |
Copper Nickel 70/30 Bolt/Nut 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 for 70/30 Cu-Ni Bolt/Nut
| STANDARD | UNS | WERKSTOFF NR. |
| Cupro Nickel 70/30 | C71500 | 2.0882 |
Cu-Ni 70/30 Bolt/Nut Application Industries
- Off-Shore Oil Drilling Companies
- Power Generation
- Petrochemicals
- Gas Processing
- Specialty Chemicals
- Pharmaceuticals
- Pharmaceutical Equipment
- Chemical Equipment
- Sea Water Equipment
- Heat Exchangers
- Condensers
- Pulp and Paper Industry
70/30 Cupro Nickel Bolt/Nut Test Certificates
We at Sachiya Steel International provide Manufacturer TC (Test Certificate) in accordance to EN 10204/3.1B, Raw Materials Certificate, 100% Radiography Test Report, Third Party Inspection Report. We also provide Standard certificates like EN 10204 3.1 and additional requirement like. NACE MR 01075. FERRIT CONTENT as per norms if requested by clients.
• EN 10204/3.1B,
• Raw Materials Certificate
• 100% Radiography Test Report
• Third Party Inspection Report, etc
Material Testing
We at Sachiya Steel International ensure that all our materials go through strict quality tests before dispatching them to our clients.
• Mechanical Testing Such as Tensile of Area
• Hardness Test
• Chemical Analysis – Spectro Analysis
• Positive Material Identification – PMI Testing
• Flattening Test
• Micro and Macro Test
• Pitting Resistance Test
• Flaring Test
• Intergranular Corrosion (IGC) Test
Documentation
• Commercial Invoice which includes HS Code
• Packing List including net weight and gross weight, number of boxes, Marks and Numbers
• Certificate of Origin legalized/attested by Chamber of Commerce or Embassy
• Fumigation Certificates
• Raw Material Test Reports
• Material Traceability Records
• Quality Assurance Plan (QAP)
• Heat Treatment Charts
• Test Certificates certifying NACE MR0103, NACE MR0175
• Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2
• Guarantee Letter
• NABL approved Laboratory Test Reports
• Welding Procedure Specification/Procedure Qualification Record, WPS/PQR
• Form A for the purposes of the Generalized System of Preferences (GSP)
Cupro Nickel 70 Nuts
Sachiya Steel International is one of the Leading Manufacturer And Exporter Of High Quality Cupro Nickel 70 Nuts And Bolts , which are recognized for fitting reason in the business sector. Cu-Ni 70 / 30 Hex Head Bolts is often used in Salt Water Flanges, Salt Water Piping, Valve Bodies, Sea Water Service, Fittings, Sea Water Condensers, Salt Water Pipe Fittings, Water Boxes – Salt Water Applications, Pump Bodies and Internal Parts-Sea Water.
Product Brand: Sachiya Steel International
Product In-Stock: InStock
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