Jassem Tube Fittings stands out as a top manufacturer and supplier based in Doha, Qatar, focusing on delivering high-quality piping and connection solutions tailored for tough industrial settings. The company specializes in Duplex Steel BSP / NPT Fittings, designed to offer exceptional strength, corrosion resistance, and durability even in the most challenging conditions. Built to comply with international standards, these fittings ensure leak-proof threaded connections and long-lasting performance. Catering to sectors like oil and gas, chemical processing, petrochemicals, power generation, and marine industries, Jassem Tube Fittings provides precision-engineered products, supported by stringent quality control, technical know-how, and dependable supply, guaranteeing safe and efficient operation in critical piping systems.
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Table of Contents
Duplex Steel BSP / NPT Fittings are crafted from duplex stainless steel, which merges austenitic and ferritic microstructures to deliver high strength and remarkable corrosion resistance. This alloy is enriched with chromium, nickel, molybdenum, and nitrogen, ensuring outstanding protection against pitting, stress corrosion cracking, and general corrosion. The mechanical properties boast high tensile and yield strength, along with good ductility and toughness at elevated temperatures. Precision machining guarantees accurate BSP/NPT threads and leak-tight connections. These fittings maintain their structural integrity, endure high pressure, and ensure reliable performance in aggressive chemical and industrial settings.
Duplex BSP / NPT Fittings Specifications
- Specifications: ASTM A182/ ASME SA182
- 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
Duplex BSP / NPT Fittings Chemical Composition
| MATERIAL | C | MN | SI | P | S | CR | MO | NI | N | FE |
| Duplex BSP / NPT Fittings | .030 Max | 2.00 Max | 1.00 Max | .030 Max | .020 Max | 22.0-23.0 | 3.00-3.50 | 4.50-6.50 | 0.14-0.20 | Balance |
Duplex BSP / NPT Fittings Mechanical Properties
| DENSITY | MELTING POINT | TENSILE STRESS | YIELD STRESS (0.2%OFFSET) | ELONGATION |
| 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 116000 , MPa – 800 | Psi – 80000 , MPa – 550 | 15 % |
Types of Duplex BSP / NPT Fittings
Equivalent Grades of Duplex 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 Duplex BSP / NPT Fittings in Doha, Qatar
Duplex BSP / NPT Fittings Uses
Duplex Steel BSP / NPT Fittings find extensive use in industrial systems that face corrosive and high-pressure conditions. Common applications include oil and gas pipelines, chemical and petrochemical plants, desalination units, power generation facilities, and offshore platforms. They are ideal for connecting instrumentation lines, process piping, heat exchangers, and high-pressure systems, making them a go-to choice for engineers and technicians looking for reliable and durable solutions in demanding environments.
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