Duplex Steel S31803 Forged Fittings are the most common duplex steel forged fittings. This type of fitting is made from stainless steel alloy, which contains approximately 22% chromium and 5% nickel. Duplex Steel UNS S31803 Forged Fittings are stainless steel components machined or otherwise manufactured into the desired shape. These fittings are used in piping systems that facilitate connections between different components, such as pipes, valves, and other equipment. They come in various sizes and can be custom-manufactured according to the application's needs.
Duplex Steel Forged Fittings, Duplex S31803 Forged Cross, Duplex Steel UNS S31803 Socket Weld Fittings, Duplex S31803 Forged Fittings, 2205 Duplex Forged Threaded Fittings Suppliers, Duplex UNS S31803 Forged Pipe Fittings, UNS S31803 Forged Socket Weld Fittings, ASTM A182 Duplex UNS S31803 Forged Threaded Elbow Dealer, DIN 1.4462 Duplex Industrial Forged Pipe Fittings Stockists, Distributors of ASME SA182 Duplex Steel SAF 2205 Socket weld Tees in Mumbai, India.
The primary benefit of using Duplex UNS S31803 Forged Elbow Fittings is their superior mechanical strength and corrosion resistance compared to other types of stainless steel. These properties make them perfect for corrosive environments, such as offshore oil rigs or chemical processing facilities. Additionally, these fittings offer excellent weldability, which means they can be joined with other components without compromising their integrity or performance. Finally, these fittings are highly resistant to stress-corrosion cracking, making them suitable for long-term use in challenging applications. We also manufacture Duplex Steel UNS S32205 Forged Fittings.
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Due to their superior mechanical strength and corrosion resistance, Duplex UNS S31803 Reducing Tee Fittings are commonly used in various industries, including oil & gas production, power generation & distribution, chemical processing plants, food & beverage production facilities, and many more. The superior weldability these fittings offer makes them well-suited for high-pressure applications where tight seals must be maintained between components over extended periods. Also, due to their resistance to stress-corrosion cracking, they can be used in extreme temperature conditions (both hot and cold), as well as high-pressure/high-flow systems, without any degradation in performance over time. Different types of products are available, such as Nitronic 60 Stud Bolts, Super Duplex UNS S31254 Washers, etc.
Duplex Steel UNS S31803 Forged Pipe Fittings
Duplex S31803 Forged Socket Weld Fittings offer several key benefits compared to other stainless steels, which include superior mechanical strength & corrosion resistance; excellent weldability; high temperature & pressure resistance; stress-corrosion cracking resistance; ease of manufacture; cost savings compared to other materials; flexibility; low maintenance requirements; and more. In addition to all these benefits, using duplex steel allows manufacturers to meet environmental regulations while maintaining operational efficiency and cost savings over the long term.
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What Duplex Steel UNS S31803 Forged Fittings are made of?
Duplex Steel UNS S31803 Forged Fittings contain both austenitic and ferritic phases, providing superior strength and corrosion resistance compared to other stainless steel grades. They are composed of elements such as chromium, molybdenum, nickel, & nitrogen, which contribute to their high strength and excellent resistance to corrosion in harsh environments. The steel is shaped or forged under high pressure to produce fittings that are solid and durable.
What are the advantages of using Duplex Steel UNS S31803 Forged Fittings?
Duplex Steel UNS S31803 Forged Fittings offer several advantages that make them a popular choice for a variety of industrial applications. They provide excellent resistance to corrosion, even in harsh environments, due to the presence of both austenitic and ferritic phases. Also, they offer high strength and fatigue resistance, have good weldability, & can be easily fabricated, reducing installation time and costs.
What are the applications of Duplex Steel UNS S31803 Forged Fittings?
Duplex Steel UNS S31803 Forged Fittings are used in a wide range of applications, including chemical and petrochemical processing, oil and gas production, and offshore platforms. They are also used in the pulp and paper industry, as well as in marine engineering & desalination plants.
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Duplex F51 / UNS S31803 Forged Socket weld Fittings Specification
Specifications ASTM A182 & ASME SA182
Standard ASME 16.11, MSS SP-79, 83, 95, 97, BS 3799
Size 1/8" NB to 4" NB (Socketweld & Screwed-Threaded)
Class 2000 LBS, 3000 LBS, 6000 LBS, 9000 LBS
Type Socketweld Fittings, Screwed-Threaded Fittings
Forged Fittings Items 45 Deg Elbow, 90 Deg Elbow, Forged Tee, Union, Full Coupling, Half Coupling, Cross, Cap, Swage Nipple, Plug, Bush, Welding Boss, Hexagonal Nipple etc.
Grade F-51 (31803)
Get QuoteUNS S31803 Duplex Steel Forged Pipe Fittings Equivalent Indian Standard
| STANDARD | UNS | WERKSTOFF NR. |
| Duplex 2205 | S31803 | 1.4462 |
ASTM A182 Duplex 2205 Stainless Steel Socket weld Fittings Chemical Composition
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
| S31803 | 0.030 max | 2.00 max | 1.00 max | 0.030 max | 0.020 max | 22.0 – 23.0 | 3.0 – 3.5 | 4.50 – 6.50 | 0.14 – 0.20 | 63.72 min |
ASME SA182 Duplex Steel UNS S31803 Threaded / Screwed Fittings Mechanical Properties
| Grade | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| S31803 | 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 116000 , MPa – 800 | Psi – 80000 , MPa – 550 | 15 % |
Duplex Steel UNS S31803 Forged Fittings Price List
- Forged 1/2” NPT Duplex steel swagelok type Duplex Steel UNS S31803 hexagonal nipple fittings male thread
FOB Price: US $2-192.85 / Piece - Duplex Steel UNS S31803 SW forged union
FOB Price: US $0.5-20 / Piece - CL9000 Forged UNS S31803 Pipe Fittings
FOB Price: US $0.1-10 / Piece - Forged high pressure pipe fittings Duplex Steel UNS S31803 equal NPT threaded 3000LBs tee
FOB Price: US $13.02 / Pieces - High Pressure Forged Duplex Steel UNS S31803 Fittings
FOB Price: US $0.1-50 / Piece - Forged Pipe Fittings Duplex Steel UNS S31803 Equal stainless steel tee
FOB Price: US $1-10000 / Piece - Duplex Steel UNS S31803 3000LB socket welded/ thread forged high pressure pipe fittings
FOB Price: US $0.1-10 / Piece - Duplex Steel UNS S31803 1/4" Male Forged Thread Reducing Pipe Fitting Coupling
FOB Price: US $4.5-28.5 / Piece - 1/2" NPT Stainless Steel Close Gas UNS S31803 Forged Nipple Fittings With Male Thread
FOB Price: US $1.48-15 / Piece - Duplex Steel UNS S31803 forged double ferrule tube fittings 6mm 90 degree elbow
FOB Price: US $1-50 / Piece
Duplex Steel UNS S31803 Forged Fittings Pressure Rating
| Pressure-Temperature ratings for UNS S31803 Pipe Fittings (psig) | |||||
| Temperature Ratings | Pressure Class | ||||
| 150 | 300 | ||||
| 1/4 - 1 inch. | 1 1/4 - 2 inch. | 2 1/2 - 3 inch. | |||
| (oF) | (oC) | ||||
| -20 to 150 | -29 to 66 | 300 | 2000 | 1500 | 1000 |
| 200 | 93 | 265 | 1785 | 1350 | 910 |
| 250 | 121 | 225 | 1575 | 1200 | 825 |
| 300 | 149 | 185 | 1360 | 1050 | 735 |
| 350 | 177 | 150 | 1150 | 900 | 650 |
| 400 | 204 | - | 935 | 750 | 560 |
| 450 | 232 | - | 725 | 600 | 475 |
| 500 | 260 | - | 510 | 450 | 385 |
| 550 | 288 | - | 300 | 300 | 300 |
Duplex Steel UNS S31803 Forged Fittings Schedule Chart
| DN (Normal Pipe Size) For ASME B16.9 | Schedule 10S | Schedule 40S | Schedule 80S | ||||||
| Elbow 90 Deg | Elbow 45 Deg | B16.9 Equal Tee | Elbow 90 Deg | Elbow 45 Deg | B16.9 Equal Tee | Elbow 90 Deg | Elbow 45 Deg | B16.9 Equal Tee | |
| 8 | 0.02 | 0.01 | 0.03 | 0.03 | 0.02 | 0.06 | 0.04 | 0.03 | 0.07 |
| 10 | 0.03 | 0.02 | 0.05 | 0.03 | 0.02 | 0.03 | 0.06 | 0.04 | 0.09 |
| 15 | 0.06 | 0.03 | 0.09 | 0.08 | 0.04 | 0.10 | 0.10 | 0.05 | 0.14 |
| 20 | 0.07 | 0.03 | 0.13 | 0.08 | 0.04 | 0.17 | 0.11 | 0.05 | 0.20 |
| 25 | 0.14 | 0.08 | 0.28 | 0.15 | 0.11 | 0.29 | 0.22 | 0.14 | 0.38 |
| 32 | 0.23 | 0.11 | 0.49 | 0.26 | 0.17 | 0.59 | 0.40 | 0.23 | 0.68 |
| 40 | 0.30 | 0.17 | 0.68 | 0.40 | 0.23 | 0.86 | 0.51 | 0.29 | 1.02 |
| 50 | 0.50 | 0.25 | 0.85 | 0.70 | 0.4 | 1.28 | 0.91 | 0.59 | 1.59 |
| 65 | 0.85 | 0.48 | 1.41 | 1.40 | 0.77 | 2.19 | 1.81 | 0.99 | 3.13 |
| 80 | 1.25 | 0.63 | 1.77 | 2.20 | 1.08 | 3.31 | 2.97 | 1.50 | 4.45 |
| 90 | 1.70 | 0.75 | 2.67 | 2.83 | 1.42 | 4.08 | 4.00 | 2.00 | 5.44 |
| 100 | 2.10 | 1.08 | 3.46 | 4.47 | 2.09 | 5.27 | 6.18 | 2.81 | 7.71 |
| 150 | 5.45 | 2.72 | 8.07 | 10.89 | 5.44 | 10.99 | 16.32 | 8.16 | 13.61 |
| 200 | 10.20 | 5.33 | 15.65 | 21.54 | 10.77 | 20.91 | 33.11 | 16.56 | 28.12 |
| 250 | 18.15 | 9.75 | 26.46 | 38.56 | 19.27 | 35.38 | 51.71 | 25.86 | 49.90 |
| 300 | 25.80 | 13.62 | 39.46 | 59.42 | 29.71 | 62.14 | 79.38 | 39.69 | 83.91 |
Duplex Steel UNS S31803 Forged Fittings Tolerance
| UNS S31803 Pipe Fittings Tolerance | 90 Deg And 45 Deg Elbows And Pipe Tee |
Reducer (Concentric/ Eccentric) & Lap Joint Stub End (Long / Short) |
Pipe End Caps | |||
| Normal Pipe Size (NPS) Of ASME B16.9 | O. (Outside) D. (Daimeter) at Bevel |
I. (Inside) D.(Daimeter) at End |
Wall Thickness Of T | Center-to-End Dimension A ,C ,B |
Over-all Length Of H |
Over-all Length Of F |
| 1/2 to 2-1/2 | +0.06 | Not less than 87.5% of nominal thickness |
+/- 0.06 | +/- 0.06 | +/- 0.12 | |
| -0.03 | ||||||
| 3 to 3-1/2 | +/- 0.06 | +/- 0.06 | +/- 0.06 | +/- 0.06 | +/- 0.12 | |
| 4 | +/- 0.06 | +/- 0.06 | +/- 0.06 | +/- 0.06 | +/- 0.12 | |
| 5 to 8 | +/- 0.06 | +/- 0.06 | +/- 0.06 | +/- 0.06 | +/- 0.25 | |
| 10 to 18 | +0.16 | +/- 0.12 | +/- 0.09 | +/- 0.09 | +/- 0.25 | |
| -0.12 | ||||||
| 20 to 24 | +0.25 | +/- 0.19 | +/- 0.09 | +/- 0.09 | +/- 0.25 | |
| -0.19 | ||||||
| 26 to 30 | +0.25 | +/- 0.19 | +/- 0.12 | +/- 0.19 | +/- 0.38 | |
| -0.19 | ||||||
| 32 to 48 | +0.25 | +/- 0.19 | +/- 0.19 | +/- 0.19 | +/- 0.38 | |
| -0.19 | ||||||
Other Types of UNS S31803 Duplex Steel F51 Forged Fittings
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