Nguyen Fittings and Plates, Da Nang, Vietnam’s leading manufacturer and supplier of Alloy Steel Pipe Fittings, is an industry leader in precision engineering and high-performance quality. Using superior forging and heat-treatment techniques, our fittings exhibit superior mechanical integrity for key industrial applications. Available in all dimensions and specifications, it adheres to international standards including ASTM A234 and ASME B16.9. Our Vad Nang plant guarantees every fitting delivers superior reliability in tough applications within petrochemical, energy, and structural industries.
| Specifications Standard | Astm A234/ ASME SA 234 |
|---|---|
| Alloy Steel Pipe Fittings Size Range | Welded Fittings: 1/2″ – 48″ Seamless Fittings: 1/2″ – 10″ |
| Connection | Welding |
| Type | DN15 to DN1200 |
| Radius of bending | R=3D, 1D, 8D, 10D, 5D, 2D, Custom MSS Sp-43, 6D |
| Alloy Steel Pipe Fittings Manufacturing process | Forge, Press, Cast, Push etc. |
| Thickness | SCH10, SCH40, XS, SCH30, SCH 160, SCH 80, SCH 140, SCH60, SCH20, STD , SCH 120, SCH 100, XXS |
| Pressure Ratings | 2000#, 150#, 6000#, 3000#, 9000# |
| End Connections: | socket weld and Threaded |
| Alloy Steel Pipe Fittings manufacturer | 90º Tee, Elbows, Pipe Cap, Stub End, 45º Elbows, Crosses, Pipe Bend, Reducers |
| Dimensions | ASME B16.28, BS4504, MSS-SP-43, ASME/ANSI B16.9, BS1560, BS4504, BS10 |
| Elbows | Angle : 2.0D, 1.5D, 5D, 3D, 1.0D, 6D, 4D, 2.5D, 7D-40D . Standard: JISB2312, MSS SP-75, 22.5 deg, JISB2313, 30deg, ASME B16.9, 180 deg, 45 deg, JISB2311 BS, DIN2605, 90 deg, GB ISO |
| Test Certificates | EN 10204/3.1B Raw Materials Certificate Third Party Inspection Report, etc |
Alloy steel pipe fittings typically contain chromium (1–2%), molybdenum (0.5–1%), and nickel (up to 1%), besides carbon and manganese. They increase tensile strength (500–700 MPa), yield strength (300–500 MPa), and creep resistance. Heat treatment like normalizing and quenching is employed to increase toughness and resist high pressure and high temperatures. They also possess high impact resistance, weldability, and endurance for cyclic loading.
|
Grade |
Mn |
C |
P |
Si |
Cr |
S |
Mo |
|---|---|---|---|---|---|---|---|
|
F5 |
0.03 to 0.06 |
0.015 maximum |
0.003 |
0.05 to 1.00 |
4 to 6 |
0.003 |
0.044 to 0.065 |
|
F1 |
0.03 to 0.06 |
0.015 maximum |
0.003 |
0.05 |
4 to 6 |
0.003 |
0.044 to 0.065 |
|
F11 |
0.03 to 0.06 |
0.05 to 0.015 |
0.003 |
0.05 to 1.00 |
1.00 to 1.05 |
0.003 |
0.044 to 0.065 |
|
F9 |
0.03 to 0.06 |
0.015 maximum |
0.003 |
0.05 to 1.00 |
8 to 10 |
0.003 |
0.09 to 1.01 |
|
F22 |
0.03 to 0.06 |
0.050.015 maximum |
0.003 |
0.05 |
4 to 6 |
0.003 |
0.044 to 0.065 |
|
F12 |
0.03 to 0.06 |
0.015 maximum |
0.003 |
0.05 |
4 to 6 |
0.003 |
0.044 to 0.065 |
|
F91 |
0.03 to 0.06 |
0.015 maximum |
0.003 |
0.05 to 1.00 |
8 to 10 |
0.003 |
0.09 to 1.01 |
|
Grade |
Yield Strength (0.2%Offset) |
Tensile Strength |
Elongation |
|---|---|---|---|
|
F5 |
485 |
275 |
20 % |
|
F1 |
485 |
275 |
20 % |
|
F11 |
415 |
205 |
20 % |
|
F9 |
585 |
380 |
20 % |
|
F22 |
415 |
205 |
20 % |
|
F12 |
485 |
275 |
20 % |
|
F91 |
585 |
380 |
20 % |
Nguyen Fittings is a leading supplier of Alloy Steel Pipe Fittings in Da Nang, Vietnam. We offer an extensive range of Alloy Steel Pipe Fittings, renowned for their excellent corrosion resistance and high strength, which makes them perfect for demanding industrial applications like chemical processing, marine environments, and high-temperature systems. With a commitment to quality and reliable delivery, we ensure our clients receive top-tier products tailored to meet the specific needs of various industries.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Alloy Steel Pipe Fittings from Nguyen Fittings offer exceptional corrosion resistance, especially in seawater and harsh environments. They are known for their high strength, durability, and resistance to pitting and crevice corrosion, ensuring long-lasting performance. We provide precise manufacturing, quality control, and reliable service for diverse industrial applications.
Alloy Steel Pipe Fittings offer excellent strength, durability, and resistance to corrosion, making them ideal for high-stress applications. Their ability to withstand extreme temperatures and pressure enhances their reliability in oil and gas, chemical processing, and power generation industries. These fittings provide superior wear resistance, ensuring long-term performance even in abrasive environments. Additionally, alloy steel pipe fittings are highly versatile, offering good weldability and machinability, which ensures ease of installation and maintenance. Their cost-effectiveness and long-lasting nature make them a preferred choice for demanding industrial applications.
Yes, custom sizes for Alloy Steel Pipe Fittings are available at Nguyen Fittings. We offer tailored solutions to meet your specific requirements, ensuring optimal performance for your projects. For more information, please contact us at sales@nguyenfittings.com.
Alloy steel pipe fittings are unsparable in power generation, pressure piping systems, oil & gas refineries, and industrial chemical processing. They are employed in fittings like reducers, tees, elbows, and caps. They are depended on by industries for high-temperature steam line, petrochemical plant piping, boiler systems, and heat exchangers, where strength, pressure integrity, and thermal stability are essential. Their resistance to corrosion and fatigue life position them perfectly for challenging environments such as offshore platforms and heavy industry complexes.
Get in touch with one of our Technical Sales Representatives to request a quote or get answers to any questions you may have.








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