Hastelloy BSP / NPT Fittings
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Rudra Tubefittings, located in Kolkata, India, stands out as a top-notch manufacturer and supplier of high-quality Hastelloy BSP/NPT Fittings. Renowned for their precision engineering and durability, the company offers an extensive selection of fittings that meet international standards. By blending cutting-edge manufacturing techniques with rigorous quality control, Rudra guarantees that each Hastelloy fitting operates reliably even in the toughest environments. Trusted by the chemical, petrochemical, and pharmaceutical industries, these fittings ensure secure connections for high-pressure and high-temperature applications, making Rudra Tubefittings the go-to choice for businesses that prioritize safety, longevity, and efficiency in fluid handling systems.
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Hastelloy BSP/NPT Fittings are primarily crafted from nickel, molybdenum, and iron, with small amounts of copper and cobalt added to boost corrosion resistance. They showcase remarkable mechanical strength, high tensile and yield strength, and outstanding resistance to pitting, crevice corrosion, and oxidizing chemicals. Capable of enduring extreme temperatures and pressures, these fittings maintain their structural integrity in harsh chemical environments. Their toughness, hardness, and durability guarantee a long service life and repeated use without wear, making them perfect for industrial and chemical processing applications.
Hastelloy BSP / NPT Fittings Specifications
- Specifications: ASTM B564/ ASME SB564
- Size: 1/8” NB to 4” NB (Socketweld & Screwed-Threaded)
- Dimensions : ASME 16.11, MSS SP-79, 83, 95, 97, BS 3799
- Types : Socketweld Fittings, Screwed-Threaded Fittings
- Pressure Rating: Threaded End-2000lb/ 3000lb/ 6000lbs /
Socket-weld End-3000/ 6000/ 9000lbs - Thread: NPT, BSPT, BSPP
Hastelloy BSP / NPT Fittings Chemical Composition
| 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 |
Hastelloy BSP / NPT Fittings Mechanical Properties
| 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 |
Types of Hastelloy BSP / NPT Fittings






Equivalent Grades of Hastelloy BSP / NPT Fittings
| 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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We offer These Products as per DIN, ISO, JIS or ANSI Standard.
Largest Manufacturer and Supplier of Hastelloy BSP / NPT Fittings in Kolkata, Kolkata
At Rudra Tube Fittings, we are proud to be the largest supplier, manufacturer, and exporter of Hastelloy BSP / NPT Fittings in Kolkata, Kolkata. Our cutting-edge solutions cater to all your piping needs. With state-of-the-art production facilities strategically located in the Kolkata, we maintain a vast inventory of over 16,000 tons of premium-quality materials, ensuring we have the stock readily available to meet your demands.
Hastelloy BSP / NPT Fittings Uses
These fittings are widely utilized in the chemical processing, petrochemical, pharmaceutical, and marine industries, where resistance to corrosive and oxidizing agents is crucial. They create leak-proof connections in piping systems that transport aggressive acids, alkalis, and other reactive fluids. Essential for high-pressure and high-temperature operations, they ensure system safety and reliability. Common applications include reactors, heat exchangers, pressure vessels, and pipelines. The combination of chemical resistance and mechanical stability makes them ideal for efficient, safe, and long-lasting fluid handling across various industrial sectors.



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