Duplex Steel S31803 Pipe Fittings

Duplex Steel F51/31803/1.4462 Pipe Fittings are essential components in various industrial applications, known for their exceptional corrosion resistance and mechanical strength. This grade of duplex steel is also referred to as UNS S31803 or simply Duplex 31803, and it is part of the duplex stainless steel family, offering a balanced combination of properties from austenitic and ferritic stainless steels. Here, we will delve into the key features and applications of Duplex Steel F51/31803/1.4462 pipe fittings.

Corrosion Resistance

One of the standout features of Duplex Steel F51/31803 is its remarkable resistance to corrosion. These pipe fittings perform exceptionally well in aggressive environments, such as those containing chlorides, making them suitable for applications in chemical processing, desalination plants, and offshore oil and gas industries.

Strength and Durability

Duplex 31803 Buttweld Pipe Fittings offer higher tensile and yield strength compared to standard austenitic stainless steels. This enhanced mechanical strength makes it ideal for high-pressure and high-stress applications, including petrochemical and marine industries.

Weldability

These pipe fittings are readily weldable, which simplifies installation and fabrication processes. Welding does not typically affect their corrosion resistance, provided the appropriate procedures are followed.

Heat Resistance

Duplex Steel F51 can maintain its structural integrity at elevated temperatures, further expanding its usability in various industrial settings.

Versatility

These pipe fittings are available in various shapes and sizes, including elbows, tees, reducers, and flanges, allowing for versatile application in pipelines, plumbing, and fluid transfer systems.

Chemical Composition

Duplex Steel UNS S31803 contains significant proportions of chromium, molybdenum, and nitrogen, which contribute to its corrosion resistance and mechanical properties. Additionally, it contains a balanced ratio of ferrite and austenite phases, which is a characteristic of duplex stainless steels.

Applications

Duplex Steel F51 pipe fittings are widely used in industries like oil and gas, chemical processing, pulp and paper, and marine engineering. They are employed in critical areas where reliability and longevity are paramount.

Cost-Efficiency

While duplex stainless steel pipe fittings may have a higher initial cost compared to some other materials, their extended service life and resistance to corrosion translate into significant cost savings over the long term.

S31803 Duplex Steel Pipe Fittings

Duplex Steel S31803 Pipe Fittings Manufacturing process

1.

Cutting, Shaping and Heating, Forming

2.

Machining & Heat Treatment

3.

Non-Destructive Testing & Surface Treatment

4.

Marking and Identification

Specification Of DSS S31803 Pipe Fittings

Specifications ASTM A815 / ASME SA815
Dimensions ASME/ANSI B16.9, ASME B16.28, MSS-SP-43, BS4504, BS4504, BS1560, BS10
Size ½” NB to 16” NB
Thickness SCH10, SCH20, SCH30, STD SCH40, SCH60, XS, SCH 80, SCH 100, SCH 120, SCH 140, SCH 160, XXS available with NACE MR 01-75
Type DN15-DN1200
Bending Radius R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom MSS Sp-43 Duplex Steel Pipe Fitting
Size Range ½" NB to 24" NB in Sch 10s, 40s, 80s, 160s, XXS. (DN6~DN100) ASTM A815 Duplex Steel Buttweld Fitting
Elbows Angle : 22.5 deg, 30deg, 45 deg, 90 deg, 180 deg, 1.0D, 1.5D, 2.0D, 2.5D, 3D, 4D, 5D, 6D, 7D-40D.
Standard: ASME B16.9, ASME B16.28, ASME B16.25, MSS SP-75 DIN2605 JISB2311 JISB2312 JISB2313, BS, GB, ISO
Connection Welding
Manufacturing process Forge, Cast, Push, Press, etc.
Key markets and industries
  • Bitumen upgraders.
  • Heavy oil refineries.
  • Petrochemicals and acids.
  • Nuclear power (mostly seamless).
Test Certificates EN 10204/3.1B
Raw Materials Certificate
100% Radiography Test Report
Third Party Inspection Report, etc
Specialized manufacturer of 90 Deg Elbows, 45 Deg Elbows, Tees, Crosses, Reducers, Pipe Cap, Stub End, Pipe Bend

Types Of Duplex Steel S31803 Pipe Fittings

  • Elbow

    Duplex Steel S31803 Elbow

  • Tee

    Duplex Steel S31803 Tee

  • Reducer

    Duplex Steel S31803 Reducer

  • Cross

    Duplex Steel S31803 Cross

  • Stub End

    S31803 Duplex Steel Stub Ends

  • Pipe Cap

    DSS S31803 Pipe Cap

DSS 1.4462 Pipe Fittings Other Types

  • F51 Duplex Steel Pipe Fittings
  • Duplex Steel S31803 Short Radius Elbow
  • Duplex Steel S31803 Industrial Fittings
  • ASME SA815 Duplex Steel S31803 Buttweld Fittings
  • Duplex Steel S31803 Pipe Fittings
  • ASTM A815 Duplex Steel S31803 Pipe Fittings
  • Duplex Steel S31803 Buttweld Fittings
  • DSS F51 Pipe Fittings
  • Duplex Steel S31803 90 Degree Elbow
  • Duplex Steel S31803 Buttweld Pipe Fittings
  • Duplex Stainless Steel S31803 Pipe Bend
  • DSS S31803 Pipe Cap
  • Duplex Steel S31803 Elbow
  • Duplex Steel S31803 Welded Fittings
  • DSS S31803 Pipe Fittings Price List
  • F51 Duplex Steel Pipe Nipples
  • UNS S31803 Pipe Fittings
  • S31803 Duplex Steel Concentric Reducer
  • Duplex Steel S31803 U Bend
  • UNS S31803 Buttweld Pipe Fittings
  • DSS 1.4462 Pipe Fittings
  • Duplex Steel S31803 45 Degree Elbow
  • ANSI B16.9 DSS S31803 Two Joint Pipe Fittings
  • DSS S31803 180° LR Return Bend
  • Duplex Steel F51 Nipple
  • Duplex Steel 1.4462 Butt weld Fittings
  • ASME SA815 Duplex Steel S31803 Lap Joint Stub End
  • Duplex Steel S31803 Long Radius Elbow
  • Duplex Steel S31803 Reducing Cross
  • F51 Duplex Stainless Steel Long Radius Stub End
  • Duplex Steel S31803 Seamless Fittings
  • Duplex Steel S31803 Dish Ends
  • UNS S31803 DSS Pipe Fittings
  • ASME B16.9 DSS S31803 Equal Tee

DSS S31803 Butt weld Fittings Equivalent Grades

STANDARD WERKSTOFF NR. UNS
Duplex 2205 1.4462 S31803

Chemical Composition Of Duplex Steel S31803 Pipe Fittings

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

Duplex Steel S31803 Buttweld Fittings Mechanical Properties

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

“ Check Bhansali Exports's offered Duplex Steel S31803 Pipe Fittings Prices, Dimensions & Weight. Place an order or enquire about your requirements. We will glad to be service. ”

We Supply & Export DSS S31803 Pipe Fittings in the following Cities & Countries

Azerbaijan, Vietnam, Indonesia, Kuwait, India, Turkey, Iraq, Philippines, Israel, Hong Kong, Bahrain, Nepal, Macau, Egypt, Afghanistan, Jordan, Maldives, Malaysia, Saudi Arabia, United Arab Emirates, Bangladesh, Qatar, Japan, Iran, Lebanon, Mongolia, South Korea, Kyrgyzstan, Taiwan, Sri Lanka, Russia, Armenia, Bhutan, North Korea, Oman, Thailand, Myanmar, China, British, Singapore.

Latvia, Cyprus, Romania, Finland, Luxembourg, Czechia/Czech Republic, Austria, Croatia, Monaco, Germany, Ireland, Liechtenstein, Slovakia, Serbia, Azerbaijan, Switzerland, Greece, Portugal, Sweden, Lithuania, France, Estonia, Russia, United Kingdom, Bulgaria, Netherlands, Turkey, Ukraine, Norway, Spain, Belarus, Belgium, Denmark, Malta, Italy, Hungary, Poland, Moldova.

Tunisia, Uganda, Botswana, Cameroon, South Africa, Burkina Faso, Burundi, Senegal, Eswatini, Mozambique, Rwanda, Liberia, Tanzania, Central African Republic, Algeria, Madagascar, Niger, Kenya, Mauritius, Egypt, Gambia, Zambia, Libya, Angola, Ethiopia, Namibia, Seychelles, Zimbabwe, Mauritania, Morocco, Nigeria.

Antigua and Barbuda, United States of America, Nicaragua, Mexico, Saint Lucia, Guatemala, Dominican Republic, Bahamas, Saint Vincent and the Grenadines, Trinidad and Tobago, Jamaica, Panama, Cuba, Barbados, Belize, Dominica, Grenada, Haiti, El Salvador, Canada, Costa Rica, Honduras.

Vanuatu, Palau, Australia, Bolivia, Solomon Islands, Brazil, Marshall Islands, Argentina, Guyana, Chile, New Zealand, Tonga, Paraguay, Suriname, Micronesia, Papua New Guinea, Uruguay, Ecuador, Kiribati, Fiji, Samoa, Nauru, Colombia, Peru, Tuvalu, Venezuela.

Manchester, Adelaide, Ankara, Perth, Istanbul, London, Izmir, Banjarmasin, Ruwais, Brampton, Fintas, Toulouse, Al Ahmadi, Mackay, Hatta, Hawally, Lyon, Cologne, Nice, Mahboula, Saint Petersburg, Oxford, Surrey, Melbourne, Munich, Darwin, Fahaheel, Krasnodar, Kazan, Dortmund, Khor Fakkan, Essen, Fethiye, Yogyakarta, Dresden, Makassar, Surabaya, Montreal, Barnaul, Abdali, Bhopal, Al Ain, Bandung, Al Jahra, Ajman, Omsk, Konya, Lille, Berlin, Saratov, Salmiya, Hyderabad, Edirne, Rouen, Bendigo, Birmingham, Glasgow, Jayapura, Sabah Al-Salem, Strasbourg, Fujairah, Denizli, Hobart, Jakarta, Dubai, Paris, Bristol, Hamilton, Jabriya, Lyon, Ahmedabad, Mumbai, Newcastle upon Tyne, Chelyabinsk, Bremen, Bordeaux, Kolkata, Ballarat, Quebec City, Southampton, Bangalore, Sharjah, Winnipeg, Novosibirsk, Ottawa, Moscow, Navi Mumbai, Liverpool, Chennai, Marseille, Delhi, Hamburg, Antalya, Augsburg, Batam, Sydney, Lucknow, Volgograd, Bursa, Toronto, Abu Dhabi, Vancouver, Edinburgh, Trabzon, Mississauga, Ghayathi, Brisbane, Denpasar, Düsseldorf, Medan.

UNS S31803 Pipe Fittings Industrial Application