Duplex Steel UNS S31803 Pipes and tubes supplied by Bhansali Enterprise as a supplier and exporter that offers the best quality products at reasonable prices. We are pleased to offer an extensive stock of pipes manufactured per up-to-date international standards, such as ASTM A790 Duplex Stainless Steel Pipes. Since we give importance to quality, all our Duplex Steel UNS S31803 Tubing and pipes are made according to the standard certifications to suit the needs of every industry. Our products are used in the oil & gas, petrochemical, chemical and marine industries, where corrosion protection, endurance and strength are vital.
Our UNS S31803 Duplex Stainless Steel Pipes are appreciated for their superior corrosion, mechanical, and abrasion resistance properties. These pipes and tubes are suitable for applications demanding increased strength and resistance to corrosion, especially in chloride-containing systems. As a leading Duplex Steel UNS S31803 Pipes manufacturer, we guarantee that our products are checked for quality to satisfy our customers. Our S31803 Duplex Steel Exporter team aims at timely delivery and quality service to global clients.
We have the lowest price for Duplex Steel UNS S31803 Pipes and Duplex Steel UNS S31803 Tubes to make the products available at a lesser price without compromising the quality of the material. We offer UNS S31803 pipe for heavy industries and Duplex Steel UNS S31803 Tubing for the most stringent applications. This policy has placed us among the leading suppliers and exporters to many countries, and it is our policy to maintain high quality and introduce new ideas and products to satisfy the customers in our service.
Machining ASTM A182 Duplex Steel UNS S31803 tubes can be more challenging than machining conventional stainless steels due to their higher strength and work hardening characteristics. Specialized cutting tools, rigid setups, and appropriate cooling are required to achieve precise fabrication.
Pipe Standard | ASTM A789 ASME SA789 / ASTM A790 ASME SA790 |
Tube Specifications | ASTM A213, A269, A249, A511, A554 / ASME SA213, SA269, SA249, SA511, SA554 |
Pipe Dimension | ANSI/ASME B36.19M, ANSI/ASME B36.10M |
Seamless Pipe Sizes | 1 / 2" NB - 16" NB |
Welded Pipe Sizes | 1 / 2" NB - 24" NB |
EFW Pipe Size | 6" NB - 24" NB |
Seamless Tube Sizes | 1 / 2" NB - 16" NB |
Welded Tube Sizes | 1 / 2" NB - 24" NB |
Outside Diameter | 6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB available Ex-stock, OD Size Steel Tubes available Ex-stock |
Manufacturing Process | Seamless / Welded / ERW / Fabricated / CDW / 100% X Ray Welded |
Pipe Shapes | Hydraulic, Round, Rectangle, Square, Hex, Honed |
Pipe Shapes | Hydraulic, Round, Rectangle, Square, Hex, Honed |
Schedule | SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS |
Outside Finish | 2B, No.4, No.1, No.8 Mirror Finish for Duplex Steel Pipes, Finish as per customer Requirements |
Length | Single Random, Double Random, Standard & Cut length |
End Types | Plain Ends (PE) Threaded Ends (TE) Bevelled Ends (BW) Grooved Mechanical Joints or Grooved Ends, TBE (Treaded Both Ends) |
Form | Round, Square, Hollow, Rectangular, Instrumentation, High Pressure, Cold Rolled Coiled, Electropolish, Heat exchanger, Sanitary etc. |
Seamless Pipes
Welded Pipe
ERW Pipe
EFW Pipe
Polished Pipe
Seamless Tubes
Welded Tube
ERW Tube
Electropolished Tube
Grades | EN | UNS | ISO |
S31803 | 1.4462 | S31803 | 4462-318-03-I |
UNS Designation | Type | Composition, % B | |||||||||
C | Mn | P | S | Si | Cr | Ni | N | Mo | Other Elements C | ||
S31803 | . . . | 0.030 | 2.00 | 0.030 | 0.020 | 1.00 | 21.0-23.0 | 4.5-6.5 | 0.08-0.20 | 2.5-3.5 | . . . |
UNS Designation | Type | Condition | Tensile Strength, min, ksi [MPa] | Yield Strength,A min, ksi [MPa] | Elongation in 2 in. [50 mm] or 4D, min, % | Reduction of Area, min, %B,C | Brinell Hardness, max |
S31803 | . . . | annealed | 90 [620] | 65 [450] | 25 | . . . | 290 |
ASTM A182 Duplex Steel F51 / UNS S31803 pipes and tubes find applications in various industries where a combination of high strength, corrosion resistance, and cost-effectiveness is essential. In the oil and gas industry, they are used for pipelines, flowlines, and structural components due to their resistance to chloride-induced corrosion and hydrogen sulfide environments. In chemical processing, these duplex stainless steels are employed for equipment such as heat exchangers, reactors, and pressure vessels, taking advantage of their resistance to various aggressive chemicals. They are also used in desalination plants, pulp and paper industry, and food processing, where their corrosion resistance and mechanical properties are valued.
Prices for DSS 31803 Pipes and Tubes Products are very affordable. Please click on the request a quote button or Click Here to request the updated price list and ready stock information along with your requirement. Bhansali Enterprise DSS 31803 maintains a stock of all standard items and can export them at the best price ASME SA789 31803 Duplex Steel Seamless Pipe, Welded Tube, Seamless Tube, Welded Pipe, Round Pipe, Polished Tube, ERW Pipe, ERW Tube etc.
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