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ASTM A333 Grade 11 Alloy Seamless Welded Steel Pipes and Tubes

///ASTM A333 Grade 11 Alloy Seamless and Welded Steel Pipes and Tubes

ASTM A333 Grade 11 Alloy Seamless and Welded Steel Pipes and Tubes


ASTM A333 Grade 11 Alloy Steel Seamless and Welded Pipes and Tubes

  • If you have any requirement for ASTM A333 grade 11 or technical queries about ASTM A333 grade11 alloy seamless and welded steel pipes and tubes, please feel free to contact us on sales@metline.in or call us on +919833604219

Metline is a reputed distributors of ASTM A333 grade 11 alloy steel tubes in outside diameter 20mm- 215mm, with wall thickness of 2mm- 15mm, SCH 40, SCH 80, SCH 160, SCH XS, SCH XXS, all schedules, and standard and custom lengths. ASTM A333 Grade 11 alloy seamless and welded pipes and tubes exhibit minimum tensile strength of 450 MPa, and yield strength of 240 MPa. ASTM A333 grade 11 alloy seamless and welded tubes are widely used in various application industry such as refineries, power point, boilers, ship buildind, heat exchanger, condensers, paper and pulp, nuclear power, fossil fuel power plants. ASTM A333 specification covers wall seamless and welded carbon and alloy steel pipe intended for use at low temperature.

Metline sells over 1200 tons of alloy seamless and welded steel pipes and tubes every year to variou engineering industry. Our goal is to fulfill the highest expectations of our customers for delivery and product quality of ASTM 333 grade 11 seamless and welded alloy steel pipes. We strive to ensure that our quality for ASTM 333 grade 11 alloy steel seamless and welded pipes and tubes is the best in the industry. Our continuous focus on quality, price and service has helped us win many order from India, and overseas. We welcome you to contact us for best prices for ASTM 333 grade 11 alloy seamless and welded steel pipes and tubes from our factory.

Chemical Composition of ASTM A333 Grade 11 Alloy Seamless and Welded  Steel Pipes & Tubes 

Steel Chemical Composition(%)
C Mn P S Si Ni Cr Mo Co
Grade 11 ≤0.10 ≤0.60 ≤0.025 ≤0.025 ≤0.35 35.0-37.0 ≤0.50 ≤0.50 ≤0.50

Mechanical Properties of ASTM A333 Grade 11 Alloy Seamless and Welded Steel Pipes & Tubes 

Grade 11
Ksi Mpa
Tensile strength, min 65 450
Yield strength, min 35 240
Elongation in 2 in.or 50 mm, (or 4D), min, %:
Basic minimum elongation for walls 5⁄16 in.[8 mm]and over in thickness,strip tests, and for all small sizes testedin full section 18A
When standard round 2-in.or 50-mm gage length or proportionally smaller size test specimen with the gage length equal to 4D (4 times the diameter) is used …..
For strip tests,a deduction for each 1⁄32  in.[0.8 mm] decrease in wall thickness below 5⁄16 in.[8 mm] from the basic minimum elongation of the following percentage

Why Choose Metline as Your Source for ASTM A333 Grade 11 Seamless and Welded Alloy Steel Tubes?

  • 100% Tested ASTM A333 Grade 11 Pipes: All our products pass testing requirements of international manufacturing specification. ASTM A333 grade 11 seamless and welded tubes are produced by ISO 9001 certified factory, and shipped with MTC according to EN 10204 3.1.
  • Best Price Guaranteed for ASTM 333 Grade 11 Seamless and Welded Pipes: When you source Metline Industries, you source everything directly from the manufacturer and stockholder! We have an average daily sale volume of around 40 tons of steel pipes & tubes from our stock. We believe in offering our customer’s high quantity discounts and work closely with them on all their project requirements. We always offer the most competitive prices for ASTM A333 Grade 11 seamless pipes to both prospective and existing customers.
  • Fast Quotations and Delivery: We understand your need for purchasing materials with short lead times. We have extensive stocks of standard size steel pipes and tubes, enabling us to deliver goods on an immediate basis to all our customers in India and overseas.
  • Quality Raw Materials: We use high quality raw materials to produce ASTM A333 Gr. 11 seamless and welded alloy pipes. Our raw materials are quality tested before being used in production of final product. We can also offer stage wise inspection for alloy steel pipes and tubes.
  • Standard and Non Standard Sizes for ASTM 333 Gr. 11 Alloy Steel Seamless and Welded Pipes : We can offer ASTM A333 Grade 11 low temperature pressure pipes in both standard and non standard sizes with shortest delivery times.
  • Complete Documentation: We provide complete product related documents to our customers before delivery of the goods.

Additional information

Product Name

ASTM A333 Grade 11 Alloy Steel Seamless and Welded Tubes and Pipes

What is ASTM A333 Grade 11 Pipe?

ASTM A333 Grade 11 Steel Pipe is a low temperature pressure pipes and seamless steel tubes for low temperature heat exchanger pipes

Outside Diameter

20mm – 215mm

Wall Thickness

2mm—15mm, SCH 40, SCH 80, SCH 160, SCH XS, SCH XXS, All Schedules


Single Random, Double Random & Required Length, Custom Size- 12 meters lengths

Surface Condition

Pickling or Shot blasting, Passivated, Black Phosphating

Materials and Manufacture

ASTM A333 Grade 11 pipe shall be made by the seamless or welding process with the addition of no filler metal in the welding operation

FOB Price


Port of Shipment

Nhava Sheva, India


ISO 9001 : 2015, ISO 14001:2015, OHSAS 18001:2015, PED 97/23/EC
Mill TC as per EN 10204 3.1


Weaving Bag, Seaworthy Bundles, Wooden Case if required






ASTM A 999/A999M specification for general requirements for alloy and stainless-steel pipe
E92 Test method for hardness of metallic materials
E213 practice for ultrasonic testing of metal pipe and tubing
E309 practice for Eddy-Current examination of steel tubular products using magnetic saturation
E381 method of macro etch testing steel bars, billets, blooms, and forgings

Heat Treatment

When ASTM A333 Grade 11 pipe is annealed, it shall be normalized in the range of 1400 to 1600°F [760 to 870°C].

Hydrostatic or Nondestructive Electric Test

Nondestructive Electric Test—Nondestructive electric tests shall be in accordance with Specification A 999/A 999M, with the following addition:
If the test signals were produced by visual imperfec- tions (listed in D), the pipe may be accepted based on visual examination, provided the imperfection is less than 0.004 in. (0.1 mm) or 12½ % of the specified wall thickness(whichever is greater)

Quality Control & Inspection

Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc.

Delivery Time

15-45 Days

End Type

Plain, Bevel, Screwed, Threaded

End Protection

Plastic Caps

Export to Africa

Burundi, Comoros, Djibouti, Eritrea, Ethiopia, Kenya, Madagascar, Malawi, Mauritius, Mayotte, Mozambique, Reunion, Rwanda, Seychelles, Somalia, Tanzania, United Republic of Uganda, Zambia, Zimbabwe, Angola, Cameroon, Central African Republic, Chad, Congo (Brazzaville), Congo, Democratic Republic of the Equatorial Guinea, Gabon, Sao Tome and Principe, Algeria, Egypt, Libyan Arab Jamahiriya, Morroco, South Sudan, Sudan, Tunisia, Western Sahara, Botswana, Lesotho, Namibia, South Africa, Swaziland, Benin, Burkina Faso, Cape Verde, Cote d\'Ivoire (Ivory Coast), Gambia, Ghana, Guinea, Guinea-Bissau, Liberia, Mali, Mauritania, Niger, Nigeria, Saint Helena, Senegal, Sierra Leone, Togo

Export to America

Anguilla, Antigua and Barbuda, Aruba, Bahamas, Barbados, Bonaire, Saint Eustatius and Saba, British Virgin Islands, Cayman Islands, Cuba, Curaçao, Dominica, Dominican Republic, Grenada, Guadeloupe, Haiti, Jamaica, Martinique, Monserrat, Puerto Rico, Saint-Barthélemy, St. Kitts and Nevis, Saint Lucia, Saint Martin, Saint Vincent and the Grenadines, Sint Maarten, Trinidad and Tobago, Turks and Caicos Islands, Virgin Islands (US), Belize, Costa Rica, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, Panama, Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador, Falkland Islands (Malvinas), French Guiana, Guyana, Paraguay, Peru, Suriname, Uruguay, Venezuela, Bermuda, Canada, Greenland, Saint Pierre and Miquelon, United States

Export to Asia

Afghanistan, Armenia, Azerbaijan, Bangladesh, Bhutan, Brunei Darussalam, Cambodia, China, Georgia, Hong Kong, India, Indonesia, Japan, Kazakhstan, South Korea, Kyrgyzstan, Laos, Macao, Malaysia, Maldives, Mongolia, Myanmar (ex-Burma), Nepal, Phillipines, Singapore, Sri Lanka (ex-Ceilan), Taiwan, Tajikistan, Thailand, Timor Leste (West), Turkmenistan, Uzbekistan, Vietnam

Export to Europe

Albania, Andorra, Belarus, Bosnia, Croatia, European Union, Faroe Islands, Gibraltar, Guerney and Alderney, Iceland, Jersey, Kosovo, Liechtenstein, Macedonia, Man, Island of Moldova, Monaco, Montenegro, Norway, Russia, San Marino, Serbia, Svalbard and Jan Mayen Islands, Switzerland, Turkey, Ukraine, Vatican City State (Holy See)

Export to European Union

Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, United Kingdom

Export to Milldle East

Bahrain, Iraq, Iran, Israel, Jordan, Kuwait, Lebanon, Oman, Palestine, Qatar, Saudi Arabia, Syria, United Arab Emirates, Yemen

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