MH Shah. is an acknowledged manufacturer, supplier and exporter of Duplex Steel S31803 EFW Pipe across the industry. We always make the optimum quality products for our clients use and that too offered at very cost-effective prices. We have served millions of clients with our best quality Duplex Steel S31803 EFW Pipe.
Duplex Steel S31803 EFW Pipe is made with an excellent mix of manganese, silicon, chromium, nickel, carbon, nitrogen, sulphur of the nearly equal amount of ferrite and austenite structure. Basically, it is the combination of versatile chemicals and austenite and ferrite structure. Thus Duplex Steel S31803 EFW alloy has a high quality of stress corrosion cracking, crevice corrosion and excellent welding ability. These Duplex Steel S31803 EFW Pipes are formed by high velocity electron beam welding methods that impact the kinetic energy, and in the end, it results in a heated workpiece. The presence of ferrous is comparatively higher than that of other elements in the alloy. Duplex Steel S31803 EFW Pipe provides rust free service in aqueous environments. We always keep the full stock of finished and unfinished products to serve our clients at the last minute as well. These Duplex Steel S31803 EFW Pipe are prepared to perform in the number of heat treatment areas. These S31803 EFW Pipes are recognized in the applications that require its service in highly acidic conditions. The oxidized and reducing solutions also need the service of this offered range of S31803 EFW Pipes. MH Shah. also offer these S31803 EFW Pipes in a number of shapes, sizes, specifications and dimensions as per the customers’ requirements. This makes us understand the need of our clients, and thus we are an appreciated entity that is delivering quality service to the customers.
Our exclusive range of Duplex Steel S31803 EFW Pipe are useful in thermal power generation seawater equipment, boiler equipment, chemical industry and many more. MH Shah. is a trustable and valuable manufacturer that uses the best machinery, technologies and tools to fabricate these Duplex Steel S31803 EFW Pipe. We have our own team of experts who helps us to manage the manufacturing process. The entire production process is followed by strict quality checking. The number of destructive and non destructive tests are conducted with the help of quality analysts. Also, after testing. We pack these Duplex Steel S31803 EFW Pipe in the best packaging according to the transportation types required. We offer customized packaging, & then we deliver S31803 EFW Pipes to our client’s doorsteps in the given time.
|S31803 EFW Pipes Specifications||ASTM A790 / ASME SA790|
|Dimensional specification||ANSI/ASME B36.19M, ANSI/ASME B36.10M|
|ASTM A790 S31803 Seamless Pipe Size||1 / 2″ NB – 16″ NB|
|ASTM A790 UNS S31803 Welded Pipe Size||1 / 2″ NB – 24″ NB|
|ASTM A790 S31803 EFW Pipe Size||6″ 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|
|Duplex UNS S31803 EFW Pipes Manufacturing Shapes||Hydraulic, Round, Rectangle, Square, Hex, Honed|
|Duplex S31803 EFW Pipe Manufacturing Techniques||Seamless / EFW / Fabricated / CDW / 100% X Ray|
|Duplex Steel S31803 EFW Pipe Schedule Thickness Range||SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS|
|ASME SA790 Duplex UNS S31803 EFW Pipes End Types||Plain End, Beveled End, Treaded One End, TBE (Treaded Both Ends)|
|Delivery Condition of Duplex S31803 EFW Pipe||Annealed and Pickled, Polished, Bright Annealed, Cold Drawn|
|Surface Finish||No.1, No.4, No.8 Mirror Finish, 2B|
|Value Added Services||Cutting, Beveling, Polishing, Threading, Destructive, Non Destructive, Ultrasonic Testing|
|Inspection and Test Reports||EN 10204 3.1, Mill Test Certificates, Chemical Reports, PMI Test Reports, Mechanical Reports, Third Party Inspection, NABL Approved Lab, Visual Inspection, Destructive Test and Non Destructive Test Reports|
Nominal Pipe Sizes
Pipe Schedule or Wall Thickness
Manufacturing Method (Seamless / ERW)
Manufacturer’s Name or Custom Logo – on request
Marked Pipe Sample: ANSI B36.19 ASTM A 790 UNS EFW S31803 12″ NB SCH 40S ERW HEAT NO. XXXX
|Outside Finish||2B, No.4, No.1, No.8 Mirror Finish for Duplex Steel Pipes, Finish as per customer Requirements|
|Delivery Condition||Annealed and Pickled, Polished, Bright Annealed, Cold Drawn|
|Packing of Duplex UNS S31803 EFW Pipes||Packed in Wooden Boxes, Plastic Bags, Steel Strips Bundled, or as per Customers Requests|
|Specials||Sizes and Specifications other than above can be on request|
|Grade S31803 EFW||0.030 max||2.00 max||1.00 max||0.030 max||0.020 max||21.0 – 23.0||2.50 – 3.50||4.50 – 6.50||0.8 – 0.20||63.54 min|
|Grades||Density (g/cm 3)||Density (lb/in 3)||Melting Point (°C)||Melting Point (°F)|
|Grade S31803||7.805||0.285||1420 – 1465||2588 – 2669|
|ASME SA790||EFW and straight-seam EFW austenitic pipe intended for high temperature and general corrosive service. Filler metal not permitted during welding.|
|ASTM A790||EFW austenitic pipe for corrosive and/or high temperature service. Typically only pipe up to 8 inch is produced to this specification. Addition of filler metal is permitted during welding.|
|ASME SA790||Seamless and straight-seam EFW ferritic/austenitic (duplex) pipe intended for general corrosive service, with a particular emphasis on resistance to stress corrosion cracking.|
|ASTM A409||Straight-seam or spiral-seam EFW large diameter austenitic light-wall pipe in sizes 14” to 30” with walls Sch5S and Sch 10S for corrosive and/or high|
|ASME SA376||EFW austenitic pipe for high temperature applications.|
|ASTM A813||Single-seam, single- or double- EFW austenitic pipe for high temperature and general corrosive applications.|
|ASME SA814||Cold-worked EFW austenitic pipe for high temperature and general corrosive service.|
|EN 10216 / EN 10216-5||Duplex Steel EFW Pipes for pressure purposes|
|EN 10217 / EN 10217-7||DS EFW Pipes for pressure purposes|
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