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Pengkumta Fasteners, a reputable manufacturer and supplier located in Bangkok, Thailand, specializes in crafting top-notch Copper Nickel 70/30 Washers that adhere to international standards. With a strong dedication to quality, the company offers washers that are not only durable but also resistant to corrosion, making them perfect for marine, chemical, and industrial uses. Each washer is meticulously designed to ensure reliable performance even in the toughest conditions. Pengkumta Fasteners prioritizes customer satisfaction by providing exceptional products, competitive pricing, and prompt delivery, establishing themselves as a trustworthy partner for industries in need of high-quality Copper Nickel 70/30 fastener solutions.
Copper Nickel 70/30 Washers are made up of around 70% copper and 30% nickel, with small amounts of iron and manganese added to boost their corrosion resistance and strength. This alloy is known for its outstanding resistance to seawater, biofouling, and stress corrosion cracking, making it incredibly durable in marine environments. On a mechanical level, it boasts high tensile strength, good ductility, and excellent toughness, ensuring dependable performance in high-pressure and high-temperature situations. These characteristics make Copper Nickel 70/30 Washers a fantastic option for demanding applications that require both strength and resistance to corrosion.
Grade | Cu | Mn | Pb | Ni | Fe | Zn |
Cupro Nickel 70/30 | 88.6 min | 1.0 max | 0.05 max | 9-11 max | 1.8 max | 1 max |
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 % |
| Specifications | ASTM / ASME SB 61 / 62 / 151 / 152 |
| Dimensions | ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings |
| Size | 1/2” to 12″ |
| Standards | ASTM, ASME Washer, ANSI Washer, DIN Washer, EN Washer, BS Washer etc |
| Grade | Copper & Copper Nickel Nickel 70/30 (C71500) |
| Class | 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS DIN |
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.
These washers are commonly found in marine engineering, shipbuilding, desalination plants, and offshore industries, thanks to their remarkable resistance to seawater corrosion. They play a crucial role in heat exchangers, condensers, pumps, and piping systems where durability and longevity are essential. Additionally, these washers are utilized in the power generation, oil and gas, and chemical processing sectors, providing secure fastening solutions in challenging conditions. Their ability to endure high temperatures and mechanical stress makes them ideal for both industrial and commercial applications that demand robust performance.
Our Copper Nickel 70/30 washers at Pengkumta Fasteners are carefully packed to ensure that they do not lose their quality. These washers are protected and packed separately in hard containers to avoid any harm and contamination from moisture. Proper labeling makes it easier to locate and manage the items for the best results. The packaging process is very accurate to ensure that the washers reach their destination in perfect condition and are usable as soon as they get to the client, which is a clear indication of our dedication to providing high-quality products and excellent services to our clients.
Pengkumta Fasteners is a leading manufacturer and supplier of high-quality fasteners in Bangkok, Thailand, with over 8 years of experience serving global industries.
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