317L Round Bar

ASTM A790 UNS S32205 Seamless pipe

ASTM A790 UNS S32205 Seamless pipe

UNS s32205 pipe, Duplex UNS S32205 Stainless Steel Pipe, ASTM A790 Duplex Steel S32205 Seamless Pipes, UNS S32205 Duplex Steel ASME SA790 Welded Pipe 

Pipe made of duplex steel UNS S32205 ERW, seamless, and EFW in quality duplex steel UNS S32205 pipes.

Detailed Information:

While seamless pipes are more expensive, they can perform under high pressures, almost 20% higher than welded pipes. RatnaExport.com Although ASTM A790 UNS S32205 Seamless Pipes (Seamless and Welded Pipes) can use in various applications, they are used primarily as a solution for stress-related corrosion cracks. Most conventional stainless steel alloys, like grades 304 or 316, have difficulty sustaining themselves in conditions that promote stress corrosion cracks.

ASTM A790 Duplex Steel S32205 Seamless Pipes are checked for their elemental composition using a heat analysis. As the alloy of UNS S32205 Duplex Steel ASME SA790 Welded Pipe also contains nickel, molybdenum, and chromium as the primary elements, it is susceptible to As an immediate corrosion allowance; it suits applications that are susceptible to stress-related corrosion cracking. In addition to corrosion resistance, UNS S32205 pipes have yield strengths almost twice as high as conventional austenitic stainless steel alloys.

The ASTM specifications generally require components like Duplex UNS S32205 Stainless Steel pipes to meet the standard. These tests conducted on Duplex Steel UNS S32205 EFW Pipes are flattening, hardening, hydrostatic, tension, and nondestructive electric testing. ERW Duplex Steel S32205 pipes will weld automatically.

Standard Specification for ASTM A790 UNS S32205 Seamless Pipes

Standard Specification There are two ASTM standards, A 312/ ASME SA 312/ A 790/ SA 790, and EN 10216-5
Size NB Sch 10s, the 40s, 80s, 160s, 12″ to 6″
Wall Thickness A range of 0.1 mm to 60 mm
SS Seamless Pipe Length
  • A single random length of 5 to 7 meters
  • Length 10-12 meters
  •  double random
Seamless SS Pipe Surface Finish In addition to cold finishing, brightening, polishing, annealing, and pickling, as well as according to client requirements
Standard Standards include JIS, AISI, ASME, ASTM, AMS, GB, DIN, EN, and GOST
Manufacturing types ERW, EFW, seamless, welded
Manufacturing Shapes A round, a square, a rectangle, and a box
Manufacturing Technology Whether hot or cold formed
Other Grades SS 446
Inspection, Test Reports EN Certificates of Mill Tests, PMI Inspection Reports, Chemical Inspection Reports, Mechanical Inspection Reports, NABL Approved Lab Reports, Visual Inspection Reports, Destructive and Non-Destructive Test Reports, Third Party Inspections.
Technique Hot Rolled Cold Rolled


The chemical composition of ASME SA790 UNS S32205 pipe












2205 (UNS S31803)

Min Max

– 0.030

– 2.00

– 1.00

– 0.030

– 0.020

21.0 23.0

2.5 3.5

4.5 6.5

0.08 0.20

The mechanical composition of UNS S32205 pipe


Tensile Strength

(MPa) min

Yield Strength

0.2% Proof

(MPa) min


(% in 50mm) min


Rockwell C (HR C)

Brinell (HB)

UNS S32205 / 2205




31 max

293 max

The equivalent ASTM standard for Duplex S32205 Seamless Pipes


American ASTM



Old British


Swedish SS

Japanese JIS








UNS S32205





SUS 329J3L


The physical properties of ASTM A790 UNS S32205 pipe

Grade 2205





Mean Coeff of Thermal

Expansion (μm/m/°C)


Conductivity (W/m.K)



0-100°C( J/kg.K)







at 100°C

at 500°C

UNS S32205









The tolerances of UNS S32205 pipe

NPS Designator

Variations in outside diameter that are permissible

Over In.

Under In.

1/8 to 1-1/2, incl

1/64 (0.015)

1/32 (0.031)

Over 1-1/2 to 4, incl

1/32 (0.031)

1/32 (0.031)

Over 4 to 8, incl

1/16 (0.062)

1/32 (0.031)

Over 8 to 18, incl

3/23 (0.093)

1/32 (0.031)


Pipe A790 S32205 20′ STD

The European Union, France, Qatar, Thailand

Material SA789 S32205

The following countries are German, Czech, Malaysian, and Thai

A 3/4″ square section of SA-789 in UNS S32205 Duplex Stainless Steel

The Kingdom of Saudi Arabia (KSA), South Africa, Brazil, and Kuwait

Seamless pipes SA 790 UNS S32205

The Republic of South Africa, Bahrain, the United Arab Emirates (UAE), and Singapore

Seamless pipe UNS S32205 in NPS 1, ASTM A790 grade, SCH XXS

The countries of Turkey, Malaysia, Singapore, and Norway

Pipes made of duplex steel UNS S32205 SA 789

Malaysia, the Netherlands, Dubai, and Russia

3″ Steel Seamless Pipe, ASTM A790 Grade S32205, Sch 40

The United Arab Emirates, the United Kingdom -UK, Europe, and Malaysia

DSS Pipes SA790 S32205

Poland, Canada, UK, Ellington, United States

Coated UNS S32205 CL1 pipe

China, Colombia, Sweden, Malaysia, and Sweden

Seamless and welded stainless steel tubes in S32205

Among the countries are Malaysia, Taiwan, the Philippines, and Los Alamos, Mexico


Dammam – Saudi Arabia, Indonesia, Belgium, Philippines

This SA 789 S32205 SMLS pipe conforms to SA 789 S32205

Iran, Chile, Italy, Singapore

S32205 is the material of choice for XXS pipes

Egypt, Spain, the UK, and Mexico

Seamless pipes SCH 80 SA 790 S32205

Malaysia, the United States, Finland, and Bangladesh

The S32205 is a duplex SMLS pipe

Philippines, Australia, Nigeria, United Kingdom

The material is duplex stainless steel s32205

Singapore, Malaysia, the Philippines, and Canada

Seamless duplex uns s32205 tube

Malaysia, Oman, UAE, Hong Kong

Seamless and welded pipes in ASTM A790, UNS S32205

Japan, Malaysia, Romania, Europe

Material SA790 s32205

Malaysia, Singapore, South Korea, NY 12203 (USA)

Other Products

  • The Tube
  • The round bar
  • Fixing

A document for UNS S32205 pipe

  • The NABL has approved laboratory test reports
  • Documents relating to material traceability
  • Form A must be submitted to be used in conjunction with the Generalised System of Preferences (GSP).
  • A report of the raw material’s test results from
  • HS Code included in commercial invoices
  • The guarantee letter
  • Plans for quality assurance (QAPs)
  • Certification certificates for NACE MR0175 and MR0103
  • Specification/Qualification Record for Welding Procedures, WPS/PQR
  • An Overview of heat treatment charts
  • Materials Test Certificates (MTC) following EN 10204 3.1 and EN 10204 3.2
  • Obtaining a fumigation certificate

Packing & Marking

We design packages to protect ASTM A790 UNS S32205 Seamless Pipe from damage during shipment. Our ASTM A790 UNS S32205 Seamless Pipes are marked with Grade, Lot No, Size, and our trademark when exported, while standard export packaging is in wooden cases. Our products can also be marked with a special label if requested.

Assurance of quality

Our ASTM A790 UNS S32205 Seamless Pipes undergo strict inspections throughout the production process, beginning with the purchase of materials. We examine for compliance with ASTM, ASME, DIN, EN, and JIS standards. We appoint certified inspection agencies at the request of our clients so they can verify material reports, dimensions, and quality conformity.

The application of UNS S32205 seamless pipe

  • Equipment for desulfurizing flue gases
  • Processes for digestion of pulp mills, bleaching, and pre-steaming of chips
  • Equipment used in food processing
  • Piping and heat exchangers for oil fields
  • Heat exchangers, piping, and vessels used in chemical processes

Countries We Export:

Afghanistan, Albania, Algeria, Andorra, Angola, Antigua-Barbuda Argentina, Armenia, Australia, Austria, Azerbaijan, Bahamas, Bahrain, Bangladesh, Barbados, Belarus, Belgium, Belize, Benin, Bhutan, Bolivia, Bosnia-Herzegovina, Botswana, Brazil, Brunei, Bulgaria, Burkina-Faso, Burundi, Côte d’Ivoire, Cabo Verde, Cambodia, Cameroon, Canada, Central African Republic, Chad, Chile, China, Colombia, Comoros, Congo (Congo-Brazzaville), Costa-Rica, Croatia, Cuba, Cyprus, Czechia (Czech Republic), Democratic Republic of the Congo, Denmark, Djibouti, Dominica, Dominican Republic, Ecuador, Egypt, El Salvador, Equatorial Guinea, Eritrea, Estonia, Eswatini (fmr. “Swaziland”), Ethiopia, Fiji, Finland, France, Gabon, Gambia, Georgia, Germany, Ghana, Greece, Grenada, Guatemala, Guinea, Guinea-Bissau, Guyana, Haiti, Holy See, Honduras, Hungary, Iceland, India, Indonesia, Iran, Iraq, Ireland, Israel, Italy, Jamaica, Japan, Jordan, Kazakhstan, Kenya, Kiribati, Kuwait, Kyrgyzstan, Laos, Latvia, Lebanon, Lesotho, Liberia, Libya, Liechtenstein, Lithuania, Luxembourg, Madagascar, Malawi, Malaysia, Maldives, Mali, Malta, Marshall Islands, Mauritania, Mauritius, Mexico, Micronesia, Moldova, Monaco, Mongolia, Montenegro, Morocco, Mozambique, Myanmar (formerly Burma), Namibia, Nauru, Nepal, Netherlands, New Zealand, Nicaragua, North Korea, North Macedonia, Norway, Oman, Pakistan, Palau, Palestine-State, Panama, Papua, New Guinea, Paraguay, Peru, Philippines, Poland, Portugal, Qatar, Romania, Russia, Rwanda, Saint Kitts and Nevis, Saint Lucia, Saint Vincent and the Grenadines, Samoa, San Marino, Sao Tome and Principe, Saudi Arabia, Senegal, Serbia, Seychelles, Sierra Leone, Singapore, Slovakia, Slovenia, Solomon Islands, Somalia, South Africa, South Korea, South Sudan, Spain, Sri Lanka, Sudan, Suriname, Sweden, Switzerland, Syria, Tajikistan, Tanzania, Thailand, Timor-Leste, Togo, Tonga, Trinidad and Tobago, Tunisia, Turkey, Turkmenistan, Tuvalu, Uganda, Ukraine, United Arab Emirates, United Kingdom, United States of America, Uruguay, Uzbekistan, Vanuatu, Venezuela, Vietnam, Yemen, Zambia, Zimbabwe.

Cities We Supply:

London, New-York, Paris, Moscow, Tokyo, Dubai, Singapore, Barcelona, Los-Angeles, Madrid Rome, Chicago, Toronto, San-Francisco, Abu-Dhabi, St-Petersburg, Amsterdam, Berlin Prague, Washington,Istanbul, Las-Vegas, Doha, Seoul, Sydney, Beijing,  Miami, Munich, Milan, San-Diego, Bangkok, Vienna, Dublin, Vancouver, Boston,  Zurich,  Melbourne, Budapest, Houston, Seattle, Montreal, Hong-Kong, Frankfurt, Sao-Paulo, Tel-Aviv, Copenhagen, Calgary, Orlando, Atlanta, Dallas, Hamburg, Osaka, Lisbon, Austin, Phoenix Naples, Oslo, Denver, Stockholm, Riyadh, Delhi, Buenos Aires, San-Jose, Brussels, Portland Philadelphia, Ottawa, Helsinki, Valencia, Brisbane, Warsaw, Minneapolis, Shanghai, Lyon, Adelaide, Edmonton, Marseille, Muscat, Athens, Stuttgart, Rio-De-Janeii, Baltimore, Auckland, Cologne, New-Orlean, Kuwait-City,  Kiev, Hanover, Perth, Minsk, Bucharest, Nashville, Dusseldorf, Manchester, Sacramento, Glasgow, Mexico-City, Salt-Lake-Ci, Raleigh, Cracow