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ASTM A790 UNS 32750 Seamless Pipes

ASTM A790 UNS 32750 Seamless Pipes<br />

ASTM A790 UNS 32750 Seamless Pipes (2507 / SAF 2507), UNS 32750 Pipes, ASTM A790 UNS S32750 Seamless Pipes, ASTM A790 UNS S32750 Seamless Pipes, ASTM A790 UNS S32750 ERW Pipes Pipes Supplier, ASTM A790 UNS S32750 Seamless Pipes Manufacturer In Mumbai, India.

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Detailed Information:

RatnaExports.com, a leading manufacturer, supplier, stockist, and exporter of ASTM A790 UNS S32750 Seamless Pipes, manufactures, stocks, and exports these products. In addition to having high elastic and creep strength, ASTM A790 UNS S32750 Seamless Pipes enhance by cooling. Oil & gas, power plants, shipbuilding, and heavy engineering are some industries that use these pipes. 

In ASTM A790 UNS 32750, the Seamless Pipes are a variation of the Seamless Pipes. Seamless is composed of chrome and molybdenum alloys. Due to its metallurgical microstructure, Seamless has both ferritic and austenitic properties. We are calling duplex because it has both properties. Seamless materials come in three categories: duplex, super duplex, and lean duplex. Each has a different composition and mechanical properties. As the Super Duplex UNS S32750 Pipe belongs to the excellent duplex category, it uses high-strength and corrosion applications. With 25% chromium, 4% molybdenum, and 7% nickel, it has a material composition that makes it more robust and much more corrosion-resistant than ordinary duplex steel.

In this category, seamless pipes and hot-rolled welded pipes are available. The seamless pipes are more precise in their dimensions but less robust than their hot-rolled counterparts. This Duplex S32750 Seamless Pipe fits precisely without needing special tools, so you can use it in applications that require high precision in dimensions. In contrast, ASTM A790 UNS S32750 Welded Pipe is much stronger. Tubes like this have some higher absolute roughness than seamless tubes, but they’re helpful for applications that don’t require high precision. Due to its high corrosion resistance, SA 790 UNS S32750 Tube is commonly used in the chemical processing industry and in handling organic acids. SA790 S32750 UNS Bush Hex Pipe in special applications requiring hex shapes. UNS S32750 Stainless Steel ERW Pipe is electrically resistant and easily welded.

ASTM A790 UNS S32750 Seamless Pipes Specification

Standard Specification ASTM A 312/ ASME SA 312/ A790/ SA790/ EN10216-5
Size ½” to 6” NB Sch 10s, 40s, & 80s, 160s
Wall Thickness 0.1 – 60 mm
SS Seamless Pipe Length
  • Single Random Length 5to7 to mtr
  • Double Random Length 10-12 mtr
Seamless SS Pipe Surface Finish Cold Finish, Bright, Polished, Annealing, Pickling, or as per client requirements
Manufacturing types Seamless, Welded, ERW, EFW
Manufacturing Shapes Round, Square, Rectangle, Box Section
Manufacturing Technology Hot / Cold Formed
Other Grades SS 446
Inspection, Test Reports EN 10204 3.1, Mill Test Certificates, PMI Test Reports, Chemical Reports, Mechanical Reports, NABL Approved Lab Reports, Visual Inspection Reports, Destructive and Non-Destructive Test Reports, Third Party Inspection
Technique Cold Rolled Hot Rolled


ASTM A790 UNS S32750 Seamless Pipes Chemical Composition

Element Composition, %
TypeC 2507
Carbon 0.03 max
Manganese 1.20 max
Phosphorus 0.035 max
Sulfur 0.020 max
Silicon 0.80 max
Nickel 6.0 – 8.0
Chromium 24.00 – 26.0
Molybdenum 3.0 – 5.0
Nitrogen 0.24 – 0.32
Copper 0.5


ASTM A790 UNS S32750 Seamless Pipes Mechanical Properties

Property Value
TypeA 2507
Tensile Strength, min, ksi, [MPa] 116 [800]
Yield Strength, min, ksi [MPa] 80 [550]
Elongation in 2 in. or 50mm, min, % 15
Hardness, max HBW HRC
300 32

Heat Treatment Of ASTM A790 UNS S32750 Seamless Pipes





Annealing Temperature °F [°C]

1880–2060 [1025–1125]


Rapid Cooling in Water


ASTM A790 UNS S32750 Seamless Pipes Tolerances

NPS Designator Permissible Variations in Outside Diameter
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)


Dimension Table Of ASTM A790 UNS S32750 Seamless Pipes

5s five 10s 10 The 40s & Std 40 60 The 80s & E.H. 80 120 160 DBL E.H.
1/8 .405 .035.1383 .049.1863 .049.1863 .068.2447 068.2447 0.95.3145 0.95.3145
1/4 .540 .049.2570 .065.3297 .065.3297 .088.4248 088.4248 .119.5351 .119.5351
3/8 .675. .049.3276 .065.4235 .065.4235 .091.5676 .091.5676 .126.7338 .126.7338
1/2 .840 .065.5383 .065.5383 .083.6710 .083.6710 .109.8510 .109.8510 .1471.088 .1471.088 .1871.304 .2941.714
3/4 1.050 .065.6838 .065.6838 .083.8572 .083.8572 .1131.131 .1131.131 .1541.474 .1541.474 .2181.937 .3082.441
1 1.315 .065.8678 .065.8678 .1091.404 .1091.404 .1331.679 .1331.679 .1792.172 .1792.172 .2502.844 .3583.659
1-1/4 1.660 .0651.107 .0651.107 .1091.806 .1091.806 .1402.273 .1402.273 .1912.997 .1912.997 .2503.765 .3825.214
1-1/2 1.900 .0651.274 .0651.274 .1092.085 .1092.085 .1452.718 .1452.718 .2003.631 .2003.631 .2814.859 .4006.408
2 2.375 .0651.604 .0651.604 .1092.638 .1092.638 .1543.653 .1543.653 .2185.022 .2185.022 .3437.444 .4369.029
2-1/2 2.875 .0832.475 .0832.475 .1203.531 .1203.531 .2035.793 .2035.793 .2767.661 .2767.661 .37510.01 .55213.70
3 3.500 .0833.029 .0833.029 .1204.332 .1204.332 .2167.576 .2167.576 .30010.25 .30010.25 .43714.32 .60018.58
3-1/2 4.000 .0833.472 .0833.472 .1204.973 .1204.973 .2269.109 .2269.109 .31812.51 .31812.51 .63622.85
4 4.500 .0833.915 .0833.915 .1205.613 .1205.613 .23710.79 .23710.79 .28112.66 .33714.98 .33714.98 .43719.01 .53122.51 .67427.54
4-1/2 5.000 .24712.53 .35517.61 .71032.53
5 5.563 .1096.349 .1096.349 .1347.770 .1347.770 .25814.62 .25814.62 .37520.78 .37520.78 .50027.04 .62532.96 .75038.55
6 6.625 .1097.585 .1097.585 .1349.290 .1349.290 .28018.97 .28018.97 .43228.57 .43228.57 .56236.39 .71845.30 .86453.16
7 7.625 .30123.57 .50038.05 .87563.08
Medium Type = Wall thickness in inches Bold Type = Steel weight per foot in pounds

ASTM A790 UNS S32750 Seamless Pipes Test Certificates

At RatnaExports.com, we provide Manufacturer TCs (Test Certificates) that comply with EN 10204/3.1B, Raw Materials Certificates, Radiography Test Reports, and Third Party Inspection Reports. Aside from standard certificates, we also provide NACE MR 01075. FERRITE CONTENT as per norms if clients request it.

  • EN 10204/3.1B,
  • Raw Materials Certificate
  • 100% Radiography Test Report
  • Third-Party Inspection Report, etc.

ASTM A790 UNS S32750 Seamless Pipes Value Added Services

Material Testing:

RatnaExports.com ensures that all materials undergo strict quality tests before dispatch.

  • Mechanical Testing Such as Tensile of Area
  • Hardness Test
  • Chemical Analysis – Spectro Analysis
  • Positive Material Identification – PMI Testing
  • Flattening Test
  • Micro and MacroTest
  • Pitting Resistance Test
  • Flaring Test
  • Intergranular Corrosion (IGC) Test


  • Commercial Invoice, which includes HS Code
  • Packing List including net weight and gross weight, number of boxes, Marks, and Numbers
  • Certificate of Origin legalized/attested by the Chamber of Commerce or Embassy
  • Fumigation Certificates
  • Raw Material Test Reports
  • Material Traceability Records
  • Quality Assurance Plan (QAP)
  • Heat Treatment Charts
  • Test Certificates certifying NACE MR0103, NACE MR0175
  • Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2
  • Guarantee Letter
  • NABL-approved Laboratory Test Reports
  • Welding Procedure Specification/Procedure Qualification Record, WPS/PQR
  • Form A for the Generalised System of Preferences (GSP)

ASTM A790 UNS S32750 Seamless Pipes Packaging

ASTM A790 UNS S32750 Seamless Pipes we can use in many industries, including petrochemicals, oil, gas, power generation, bulk liquid transportation, chemicals, pharmaceuticals, pulp and paper manufacturing, textiles, etc. All of our ASTM A790 UNS S32750 Seamless Pipes are packaged in wooden cases by international standards to prevent damage during transportation. Standard export packaging is all done in wooden cases. We offer ASTM A790 UNS S32750 Seamless Pipes marked with grades, lot numbers, sizes, degrees, and our trademark. We can also draw ASTM A790 UNS S32750 Seamless Pipes with custom marks upon request.

ASTM A790 UNS S32750 Seamless Pipes Application Industries

  • We Use in oil drilling companies off-shore
  • Uses in the generation of electricity
  • Uses in the petrochemical industry
  • Uses in processes related to gas
  • Uses in chemicals for special applications
  • Uses in the pharmaceutical industry
  • Uses in equipment for the pharmaceutical industry
  • Uses in equipment for the chemical industry
  • Uses in equipment for seawater
  • Uses in exchangers of heat
  • Uses in refrigeration condensers
  • Uses in the industry of pulp and paper

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