Quan Flanges and Plates, located in Da Nang, Vietnam, has built a solid reputation as a reliable manufacturer and supplier of Copper Nickel 70/30 Flanges. They serve a variety of industries, particularly in Dubai, UAE, and beyond. These flanges are celebrated for their durability and impressive resistance to seawater corrosion, making them a go-to choice for both marine and industrial applications. The company is dedicated to providing high-quality products that adhere to international standards, ensuring they deliver reliability, precision, and long-lasting performance. With cutting-edge manufacturing techniques and a strong focus on customer satisfaction, Quan Flanges tailors solutions to meet the needs of even the most demanding environments.
Copper Nickel 70/30 Flanges are made up of about 70% copper and 30% nickel, with small amounts of iron and manganese added to boost their corrosion resistance and mechanical strength. They are known for their exceptional resistance to seawater, brine, and biofouling, which makes them ideal for tough conditions. On the mechanical side, these flanges provide moderate tensile strength, good ductility, and excellent thermal stability. Their ability to handle high pressure and temperatures, along with their remarkable resistance to erosion and stress corrosion cracking, makes them a preferred option in marine and industrial engineering.
| Size | : | ½” to 12″ |
| Specification | : | ASTM / ASME SB 61 / 62 / 151 / 152. |
| Standard | : | ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc. |
| Class | : | 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS DIN. |
| Dimensions | : | ANSI/ASME B16.5, B16.48, BS4504, BS 10, EN-1092, DIN, etc. |
| Grades | : | UNS C71500 (CU -NI- 70/30) |
| Grade | Cu | Mn | Pb | Ni | Fe | Zn |
| Copper Nickel 70/30 | 65.0 min | 1 max | .05 max | 29-33 | 0.4-1.0 | 1 max |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 0.323 lb/in3 at 68 F | 0.323 lb/in3 at 68 F | 50000 psi | 20000 psi | 30 % |
Quan Flanges, a leading supplier in Da Nang, Vietnam, offers an extensive selection of Copper Nickel 70/30 Flanges, including weld neck flanges, slip-on flanges, blind flanges, threaded flanges, and lap joint flanges. Designed for diverse industrial applications, our high-quality inventory and commitment to exceptional service make us a trusted choice for flange products in the region.
| STANDARD | WERKSTOFF NR. | UNS |
| Copper Nickel 70/30 | 2.0882 | N71500 |
These Copper Nickel 70/30 Flanges find extensive use in marine engineering, especially in seawater piping, condenser systems, and shipbuilding, thanks to their outstanding corrosion resistance. They’re also utilized in offshore oil and gas platforms, desalination plants, and power generation systems where resistance to biofouling and erosion is crucial. Their thermal stability and durability make them perfect for heat exchangers, cooling systems, and the chemical processing industry. Additionally, they are favored in firewater systems, ballast systems, and hydraulic lines, ensuring safe and efficient operation in highly corrosive and challenging environments.
Yes, we offer custom sizes for Copper Nickel 70/30 Flanges to meet specific project needs. Our team at Quan Flanges is committed to providing tailored solutions for all your requirements. For more details, contact us at sales@quanflanges.com.
We are renowned for delivering products with precise, accurate dimensions. Each product undergoes thorough testing, both destructive and non-destructive, to ensure quality before being shipped to our customers.
Our team is ready to assist you. Contact us for any queries or personalized solutions.
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