Curtis Tube Fittings, located in Manila, Philippines, stands out as a top manufacturer and supplier of high-quality Hastelloy BSP/NPT Fittings. Renowned for their precision engineering, durability, and remarkable resistance to corrosion, these fittings are crafted to ensure secure, leak-proof connections in some of the most challenging chemical and industrial settings. Curtis takes pride in guaranteeing that each Hastelloy BSP/NPT Fitting adheres to international standards, providing mechanical strength, reliability, and a long service life. Catering to sectors like oil and gas, chemical processing, marine, and power generation, Curtis offers robust solutions that prioritize operational safety, efficiency, and consistent performance, even in demanding conditions.
Hastelloy BSP/NPT Fittings are constructed from nickel-molybdenum-chromium alloys, with trace amounts of tungsten and iron, which give them exceptional resistance to both oxidizing and reducing chemicals, as well as pitting, crevice corrosion, and stress corrosion cracking. These fittings boast impressive tensile strength, ductility, and toughness, ensuring they maintain their structural integrity under high pressure, high temperature, and highly corrosive environments. The alloy’s outstanding chemical stability guarantees leak-tight connections in critical applications that require long-lasting durability.
| Hastelloy BSP / NPT | Ni | C | Mo | Mn | Si | Fe | P | S | Co | Cr |
| Balance | 0.010 max | 15.00 – 17.00 | 1.00 max | 0.08 max | 4.00 – 7.00 | 0.04 max | 0.03 max | 2.5 max | 14.50 – 16.50 |
| Elongation | Density | Yield Strength (0.2%Offset) | Melting Point | Tensile Strength |
| 40 % | 8.89 g/cm3 | Psi – 52,000 , MPa – 355 | 1370 °C (2500 °F) | Psi – 1,15,000 , MPa – 790 |
| STANDARD | WERKSTOFF NR. | UNS | JIS | GOST | EN | OR |
| Hastelloy BSP C276 | 2.4819 | N10276 | NW 0276 | ХН65МВУ | NiMo16Cr15W | ЭП760 |
| Hastelloy NPT C22 | 2.4602 | N06022 | NW 6022 | – | NiCr21Mo14W | – |
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You’ll find Hastelloy BSP/NPT Fittings commonly used in chemical and petrochemical plants, offshore and onshore oil and gas operations, marine systems, and industrial process pipelines, where they securely connect pipes, tubes, and instrumentation lines. They excel at handling aggressive acids, halides, and other corrosive fluids, even under extreme pressures and temperatures. Moreover, they are vital in process control and instrumentation systems, where leak-tight performance, reliability, and low maintenance are crucial. Their exceptional corrosion resistance and mechanical strength ensure safe, efficient, and long-lasting operation in tough industrial environments.
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