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Ramu Fasteners, located in Hyderabad, has built a solid reputation as a reliable manufacturer and supplier of top-notch industrial fasteners. They’re particularly known for their precision, durability, and consistent performance. Among their standout products are the Copper Nickel 70/30 Fasteners, which are celebrated for their remarkable corrosion resistance and strength, especially in tough marine and industrial settings. Crafted with cutting-edge technology and stringent quality controls, these fasteners promise dependable, long-lasting performance. Ramu Fasteners is dedicated to delivering superior quality products on time, ensuring customer satisfaction, and has become a trusted supplier in Hyderabad and throughout India, catering to the marine, offshore, chemical, and power generation sectors.
Copper Nickel 70/30 Fasteners are made up of about 70% copper and 30% nickel, with small amounts of iron and manganese added to boost their strength and corrosion resistance. This alloy is known for its outstanding resistance to seawater corrosion, biofouling, and stress corrosion cracking. In terms of mechanical properties, these fasteners offer high tensile strength, good toughness, and excellent fatigue resistance. They maintain their shape even with temperature changes and have low magnetic permeability, making them ideal for challenging marine and industrial applications.
| Grade | Cu | Mn | Pb | Ni | Fe | Zn |
|---|---|---|---|---|---|---|
| Copper Nickel | 65.0 min | 1 max | .05 max | 29-33 | 0.4-1.0 | 1 max |
| 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 |
| 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. |
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 70/30 Fasteners are commonly found in settings where resistance to seawater and harsh conditions is crucial. They’re frequently used in shipbuilding, offshore oil and gas platforms, marine piping systems, heat exchangers, and desalination plants. Additionally, these fasteners play a vital role in the power generation and chemical processing industries, where they come into contact with corrosive fluids. Their exceptional resistance to biofouling and erosion makes them a preferred choice for these demanding applications.
At Ramu Fasteners are packaged in a way that retains the quality of Copper Nickel 70/30. The fasteners are also protected and packed separately in strong and moisture proof packs to avoid rusting and contamination. Proper labeling makes it easier to identify the product and also makes handling easier. Our accurate packaging ensures that the fasteners reach the customers in the right condition and are usable immediately, which is a testimony of our quality products and excellent customer relations.
Ramu Fasteners is a leading manufacturer and supplier of high-quality fasteners in Hyderabad, India, with over 8 years of experience serving global industries.
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