One of The Oldest Manufacturer & Stockist of Stainless Steel Fittings & Flanges, Alloy Steel Fittings & Flanges, Carbon Steel Fittings & Flanges Since 1987.

Duplex Steel UNS S31803 Pipes & Tubes

UNS S31803 Duplex Steel Pipes & Tubes, ASTM A790 Duplex Steel Rectangular Tubes, Duplex Steel ERW Pipes Suppliers in India.

Duplex Steel EFW Tubes Exporter in Qatar, Duplex Steel Seamless Pipes Stock Holder, DIN 1.4462 Welded Tubes Manufacturers.


Providing you the premium range of Duplex Steel UNS S31803 Pipes, Fitwel Industries LLP is a recognized exporter, supplier and manufacturer. Due to the duplex structure of the steel (austenitic-ferritic) and high contents of chrome and molybdenium, Duplex Steel UNS S31803 Tubes has very high resistance to pitting corrosion, crevice corrosion, uniform corrosion, corrosion fatigue and stress corrosion cracking. Because of its good corrosion resistance, high yield strength and weldability, Duplex Steel Pipes (UNS S31803) is used within a wide range of different industries and applications.

Duplex Steel Pipes & Tubes Exporter in Saudi Arabia, Seamlesss Tubes Manufacturers, Rectangular Pipes Exporter in Russia.

Strengths of these Duplex Steel Tubes (UNS S31803) can in some cases be double that for austenitic stainless steels. It is often used in pulp and paper digesters, liquor tanks and paper machines. We offer these products in custom-made sizes and designs at industry leading rates. We Export Duplex Steel UNS S31803 Pipes & Tubes in Qatar, Kingdom Of Bahrain, Saudi Arabia, Indonesia, United States, Singapore, Malaysia, Turkey, UAE, Russia, Ukraine, South Africa, Australia, etc.

Specialist of Manufacturing Duplex Steel Welded Pipes, UNS S31803 Duplex Steel ERW Tubes Stockist, Duplex Steel EFW Pipes.

ASTM A790 Duplex Steel UNS S31803 Pipes & Tubes Specification :

Specification : ASTM A790 / ASME SA790, ASTM A789 / ASME SA A789

Dimensions : ASTM, ASME and API

Size : 1/2"NB TO 12 "NB IN

Grade : UNS No. S31803

Seamless Pipes & Tubes Sizes : 1/2” NB - 8” NB

Welded Pipes & Tubes Sizes : 6” NB - 24” NB

Outer Diameter : 6.0-630mm

Thickness : 0.5-45mm

Schedule : SCH20, SCH30, SCH40, STD, SCH80

Type : Seamless / ERW / Welded / Fabricated / CDW

Form : Round Pipes/Tubes, Square Pipes/Tubes, Rectangular Pipe/Tubes, Coiled Tubes, “U” Shape, Pan Cake Coils, Hydraulic Tubes

Length : Single Random, Double Random & Required Length

End : Plain End, Beveled End, Treaded


STANDARD WERKSTOFF NR. UNS
Duplex Steel UNS S31803 1.4462 S31803

Grade C Mn Si P S Cr Ni MO N FE
Duplex Steel UNS S31803 0.030 max. 2.00 max. 1.00 max. 0.030 max. 0.020 max. 22.0 – 23.0 4.50 – 6.50 3.0 – 3.5 0.14 – 0.20 63.72 min.

Element Density (g/cm 3) Density (lb/in 3) Melting Point (°C) Melting Point (°F)
Duplex Steel UNS S31803 7.805 0.285 1420 – 1465 2588 – 2669

Leading Manufacturers of Duplex Steel UNS S31803 Pipes & Other Ready Inventory of Duplex Steel Tubes

We Manufacture a wide range of Duplex Steel UNS S31803 Pipes & Tubes (ASTM A790 / ASME SA790, ASTM A789 / ASME SA A789), Duplex Steel Seamless Pipes Exporter in India, Duplex Steel Welded Tubes, ASTM A790 Duplex Steel Rectangular Pipes, Duplex Steel UNS S31803 EFW Tubes Stockholder, Duplex Steel UNS S31803 ERW Pipes Dealers, Duplex Steel Seamless Tubes Distributors, UNS S31803 Duplex Steel Welded Tubes in Saudi Arabia, Duplex Steel Socket EFW Pipes Suppliers, Duplex Steel DIN 1.4462 Pipes & Tubes Exporter in Qatar, Duplex Steel ERW Tubes, Stockist, Duplex Steel Pipes in United States, Duplex Steel Tubes in Malaysia, Duplex Steel Rectangular Tubes, ASTM A789 Duplex Steel UNS S31803 Capillary Tubes, Manufacturer of Comprehensive Range UNS S31803 Duplex Steel Pipes, Duplex Steel Tubing in UAE, Duplex Steel Welded Tubing, Duplex Steel Industrial Pipes & Tubes are Available in Different Dimensions and Specifications. We are Leading Manufacturer of Duplex Steel UNS S31803 Seamless Tubing Anchor Bolt in INDIA.

We Are Supply Duplex Steel UNS S31803 Pipes & Tubes For Various Application Industry Like :

Oil & Gas Industries

Petrochemical Industries

Engineering Industries

Chemical Industries

Sugar Industries

Power Generation Industries

Fertilizers Industries

Food Processing Industries

We are Experts in Exporting Duplex Steel UNS S31803 Pipes & Tubes worldwide

We are Exporter of UNS S31803 Duplex Steel Pipes & Tubes in Worldwide Such as Finland, Israel, France, Iraq, Poland, Egypt, Chile, Lebanon, Estonia, Mongolia, Malaysia, Nigeria, Bahrain, Iran, Nigeria, Yemen, Slovakia, Germany, Saudi Arabia, Hungary, India, Libya, Lithuania, Gambia, Zimbabwe, Tibet, Afghanistan, Turkey, Belarus, Bhutan, Portugal, Ukraine, Austria, Kazakhstan, Kenya, Oman, Bulgaria, Qatar, Greece, Nepal, Ecuador, Belgium, Peru, Trinidad & Tobago,Tunisia, Argentina, Serbia, Brazil, Algeria, Kuwait, United Kingdom, Gabon, Azerbaijan, Morocco, South Korea, Vietnam, Iran, Mexico, United Arab Emirates, Czech Republic, New Zealand, Angola, Ireland, Taiwan, Italy, Puerto Rico, Netherlands, United States, Australia, Costa Rica, Romania, Namibia, Japan, Canada, China, Pakistan, Sri Lanka, Russia, Denmark, Switzerland, Jordan, Sweden, Thailand, Hong Kong, Spain, Singapore, Mexico, Ghana, Norway, Colombia, Venezuela, Philippines, Indonesia, Poland, Bolivia, Macau, South Africa, Croatia, Chile, Bangladesh.

We are Supplier of UNS S31803 Duplex Steel Pipes & Tubes in India

We are Suppliers of Duplex Steel UNS S31803 Pipes & Tubes in India Such as Geoje-si, Chandigarh, Ulsan, Riyadh, Mexico City, Bogota, Aberdeen, Vadodara, Rio de Janeiro, Milan, Courbevoie, Ankara, Granada, Surat, Ernakulam, New Delhi, Ho Chi Minh City, Chiyoda, Bhopal, Baroda, Pimpri-Chinchwad, Jeddah, Rajkot, Gimhae-si, Atyrau, Hyderabad, Manama, Visakhapatnam, Nashik, Istanbul, Noida, Los Angeles, Cairo, Sharjah, Muscat, Petaling Jaya, New York, Abu Dhabi, Port-of-Spain, Sydney, Vung Tau, Seoul, Bangkok, Ranchi, Nagpur, Singapore, Jaipur, Busan, Lahore, Brisbane, Moscow, Ahmedabad, Indore, Kuala Lumpur, Dallas, Navi Mumbai, Faridabad, Al Jubail, Madrid, Santiago, Karachi, Mumbai, Jakarta, Perth, Howrah, Coimbatore, Lagos, Doha, Secunderabad, Pune, Caracas, Kuwait City, Haryana, Kolkata, Gurgaon, London, Montreal, Thane, Al Khobar, Tehran, Ahvaz, Chennai, Hanoi, Bengaluru, Ludhiana, Colombo, Dubai, Hong Kong, Algiers, Toronto, Dammam, Jamshedpur, Edmonton, Calgary, Thiruvananthapuram, La Victoria, Kanpur, Houston, Melbourne.