Piyush Steel is a highly acclaimed industry that is completely involved in manufacturing and providing the vast array of quality of Stainless Steel 321 Tubes. We as a reputable dealer is offering the high quality of tubes to our esteem global and local patrons that can be acquired in different specifications. It, therefore, varies in standards, dimensions, sizes, types, forms, ends, length, etc. catering to the special demands of every esteem patrons e are able to provide the same product at cut-made specifications according to the demands the buyers are having as per the nature of applications.
Table Of Content
Alloy information
Stainless steel 321 alloy is the titanium stabilized austenitic steel that is having very good corrosion resistance ability. Also, it is having very good resistance ability to intergranular corrosion resistance once it gets exposed to the temperature in the chromium carbide precipitation temperature ranges of 427 deg C to 816 deg C. Additionally the alloy is resisting oxidation to 816 deg C and is having high creep and stress rupture properties. The alloy is having excellent low-temperature hardness.
About the manufacturing of these tubes-
There at our manufacturing unit, the development of Stainless Steel S32100 Seamless Tubes is done under the supervision of professional experts. They are supervising the workers' team at several industrial departments to bring out the perfect quality of tubes as per the buyer's expectations. The development of the tubes is strictly done by using the superior quality of alloy that is collected from reliable market mills. They are assuring us to make the superior quality of SS tubes.
The use of latest technology and modern tools has helped us in making the desired quality of tubes that can easily withstand at tough atmospheric conditions. When we are developing the product at our manufacturing unit we are keeping in mind several raw material quality standards and production norms. At the production unit, the quality controller team is too available whose tasks are to examine the quality of tubes.
Qualities of tubes-
The effectiveness in the manufacturing of Stainless Steel 321 Tubes has led our manufactured product to have many good features in it. The features possessed by it is like-
" High tensile strength
" Smoothness in surface finishes
" Long-lastingness
" Durability
" Anti-corrosiveness
" General corrosion resistance
" Pitting and oxidation resistance
" Stress corrosion cracking resistance
" Good dimensional accuracy
" Holds greater temperature
Product testing we do-
We are doing the testing of the manufactured ranges of Stainless Steel 1.4541 Welded Tubing according to the set testing parameters. The testing of the product ranges is done with the clear motive of product quality assurance only. Few tests done are-
" Positive material identification test
" Hardness test
" Tensile test
" Intergranular corrosion test
" Chemical test
" Mechanical test
" Pitting resistance test
" Macro test
" Micro test
Test certifications-
We are providing the copy of few essential test certifications in order to make sure that the product that is provided to the clients is free of impurities. The test certifications offered are mill test certification as per En 10204/3.1b, 100% radiography test report, raw material certificate, third-party test report, buyers report, etc.
Documenting-
We are offering certain documentation of the product to assure all about the tubes qualities. The documents we give are certificate of origin, fumigation certificate, raw material traceability report, packaging list, heat treatment chart, quality assurance plan, NABL approved lab test reports, etc.
About product packaging-
The packaging of the Stainless Steel 321 Tubes during its shipment is done with the help of a hessian cloth, environmental poly bags and in the plywood boxes. This guarantees a safer shipment.
321 stainless steel tubes are typically used in applications such as oil and gas, chemical processing, petrochemical plants, heat exchangers, high temperature equipment, and general corrosive service. They offer superior corrosion resistance and excellent weldability compared to other alloys. In addition, 321 stainless steel tubes also exhibit good formability and can be easily machined to meet any custom requirements.
There are several key differences between 304 and 321 stainless steel tube. The main difference is that 304 contains 18% chromium and 8% nickel while 321 contains 17% chromium, 9% nickel, and 2% titanium. This makes 321 more resistant to corrosion in certain applications, particularly those involving higher temperatures. 321 also has a better formability than 304, making it easier to weld and machine into custom parts or shapes.
| STANDARD | WERKSTOFF NR. | UNS | JIS | EN |
| SS 321 | 1.4541 | S32100 | SUS 321 | X6CrNiTi18-10 |
Tube Specification : ASTM A213, A269, A249, A511, A554 / ASME SA213, SA269, SA249, SA511, SA554
Dimension Standard : ANSI B36.19, ANSI B36.10
Outside Diameter : 1/8" OD TO 2"OD 3MM OD TO 38 MM OD
Thickness Range : 1MM TO 3 MM 0.028 TO 0.156 IN, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS
Type : Seamless / ERW / Welded / Capillary Tubes
Form : Round Tube, Square Tube, Rectangular Tube
Length : Single Random, Double Random & Required Length
End : Plain End, Beveled End, Treaded
End Protection : Plastic Caps
Finish : Annealed and Pickled, Polished, Bright Annealed, Cold Drawn
External Coating : 3LPE / 3LPP/ FBE/ DFBE/ PP
Inspection, Test Reports : Mill Test Certificates, EN 10204 3.1, Chemical Reports, Mechanical Reports, Destructive Test Report, Non Destructive Test Reports, PMI Test Reports, Visual Inspection Reports, Third Party Inspection Reports, NABL Approved Lab Reports
Packing : Packed in Wooden Boxes, Bubble wraps, Steel Strips Bundled, or as per Customers Requests
Specials : Sizes and Specifications other than above can be manufactured on request
| Grade | C | Mn | Si | P | S | Cr | N | Ni | Ti |
| SS 321 | 0.08 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 - 19.00 | 0.10 max | 9.00 - 12.00 | 5(C+N) - 0.70 max |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1457 deg C (2650 deg F) | Psi - 75000 , MPa - 515 | Psi - 30000 , MPa - 205 | 35 % |
The full identification of the tube should be continuously marked down its whole length, including :

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With Mill And Third Party Test Certificate.
Stainless Steel 321 Tubes Price List
Request the latest Stainless Steel 321 Tubes Price List. Please Call +91 22 23867540 or Send an Email to [email protected] for Stainless Steel UNS S32100, 1.4541, SUS 321 Tubing Ready stock information and updated price list.