Home > Super Duplex Steel > Super Duplex Steel Tube Fittings
Nasib Tube Fittings, based in Amman, Jordan, is a respected manufacturer and supplier of premium Super Duplex Steel tube fittings designed for high-performance fluid and gas systems. These fittings are built to deliver exceptional strength, corrosion resistance, and reliability, even in the most demanding industrial environments. Nasib Tube Fittings focuses on precision engineering, strict quality control, and durable materials to ensure every fitting meets international standards. Their Super Duplex Steel tube fittings are trusted for their long service life, leak-proof performance, and superior resistance to harsh conditions, making them an ideal choice for industries that require safe and efficient piping solutions.
Super Duplex Steel tube fittings from Nasib Tube Fittings are manufactured using duplex alloys enriched with chromium, molybdenum, and nitrogen. This composition provides outstanding resistance to pitting, crevice corrosion, and stress corrosion cracking. Mechanically, these fittings offer high tensile strength, excellent fatigue resistance, and superior toughness even under high pressure and fluctuating temperatures. Their duplex microstructure enhances durability and stability, ensuring reliable performance in corrosive or high-stress environments. These properties make Super Duplex Steel tube fittings ideal for demanding and long-term industrial applications.
| Specifications | ASTM A276 ASME SA 479 |
| Size | 6mm to 38mm to 1/4″ to 1 1/2″ |
| Thread | NPT, BSP, BSPT, UNF, ISO, SAE etc. |
| Standards | ASTM B16 ASTM B 453 |
|
OD |
OD Actual |
Thread Designation – Nominal Size |
Thread per inch |
|
|
(fraction inch) |
(inches) |
(inches) |
NPT |
BSP |
|
5/16 |
0.3125 |
1/16 |
27 |
28 |
|
13/32 |
0.405 |
1/8 |
27 |
28 |
|
35/64 |
0.540 |
1/4 |
18 |
19 |
|
43/64 |
0.675 |
3/8 |
18 |
19 |
|
27/32 |
0.840 |
1/2 |
14 |
14 |
|
1-3/64 |
1.050 |
3/4 |
14 |
14 |
|
1-5/16 |
1.315 |
1 |
11-1/2 |
11 |
|
1-21/32 |
1.660 |
1-1/4 |
11-1/2 |
11 |
|
1-29/32 |
1.900 |
1-1/2 |
11-1/2 |
11 |
|
2-3/8 |
2.375 |
2 |
8 |
11 |
|
2-7/8 |
2.875 |
2-1/2 |
8 |
11 |
|
3-1/2 |
3.5 |
3 |
8 |
11 |
|
4 |
4.0 |
3-1/2 |
8 |
11 |
|
4-1/2 |
4.5 |
4 |
8 |
11 |
|
5-5/8 |
5.563 |
5 |
8 |
11 |
|
6-5/8 |
6.625 |
6 |
8 |
11 |
Contact us to get a quick quote for your requirement.
Super Duplex Steel tube fittings are widely used in industries where high strength, corrosion resistance, and long-term reliability are essential. They are ideal for offshore platforms, subsea systems, chemical processing plants, petrochemical units, power generation facilities, and desalination plants. These fittings provide secure, leak-free connections in fluid and gas handling systems exposed to seawater, aggressive chemicals, and high pressures. Their ability to withstand harsh environments makes them suitable for oil and gas pipelines, marine engineering, and high-chloride applications. Nasib Tube Fittings’ Super Duplex Steel tube fittings ensure safe, efficient, and uninterrupted operation across critical industrial processes.
Please feel free to contact us if you need any further information or for enquiry.
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