Stainless Steel 321/321h Hydraulic Tube

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Stainless Steel 321/321h Hydraulic Tube Manufacturer.

SEAMLESS: DIN 1.4541 Hydraulic Tube | UNS S32100 Hydraulic Tube | JIS SUS 321 Hydraulic Tube | ASTM A213 TP321h Hydraulic Tube | A269 TP321 Hydraulic Tube | BS 321S31 Hydraulic Tube | EN X6CrNiTi18-10 Hydraulic Tube | DIN 1.4878 Hydraulic Tube

Stainless Steel 321/321h Hydraulic Tube Manufacturer

SS S32100 Hydraulic Tube, ASTM A213 TP321 SS Hydraulic Tube, Stainless Steel 321h Seamless Hydraulic Tube, Stainless Steel 1.4541 Hydraulic Tube, ASME SA269 SS 321 Hydraulic Tube, 321h SS Hydraulic Tube Manufacturer in India, SS 321 Hydraulic Tube Supplier in Qatar, Steel 321h Hydraulic Tube Exporter in Australia, ASTM A269 TP321 Stainless Steel Hydraulic Tube, Stainless Steel 321h Welded Hydraulic Tube.

MPJ Tubing Solutions LLP, a renowned manufacturer and exporter, specializes in the production of high-quality Stainless Steel 321/321H Hydraulic Tubes. These hydraulic tubes are meticulously crafted to meet and exceed industry standards such as ASTM A213 and ASTM A269, making MPJ Tubing Solutions LLP a trusted source for hydraulic tubing solutions in India and beyond.

The Stainless Steel 1.4541 Hydraulic Tubes offered by MPJ Tubing Solutions LLP are known for their precision and durability, making them the preferred choice for hydraulic systems. With an outer diameter range from 3.00 mm to 101.40 mm and wall thickness options spanning from 0.50 mm to 5.00 mm, these tubes offer versatility and are well-suited for a diverse spectrum of hydraulic applications. Whether it’s for use in the petrochemical, chemical, or other demanding industries, these hydraulic tubes are meticulously manufactured to meet stringent specifications.

As a manufacturer of SS 321H Hydraulic Tubes in India, MPJ Tubing Solutions LLP has earned a solid reputation for being a reliable source of hydraulic tubing solutions. The company’s unwavering commitment to quality is evident through its strict adherence to international standards, including ASTM, ASME, DIN EN (GERMAN), NF (AFNOR), and JIS (JAPAN). Customers can trust in the quality and compliance of the hydraulic tubes they receive.

MPJ Tubing Solutions LLP provides hydraulic tubing in lengths of up to 30 meters, offering flexibility in installation while minimizing the need for additional joints. This streamlined installation process not only simplifies setup but also reduces the risk of leaks or system failures. In summary, MPJ Tubing Solutions LLP is the go-to manufacturer and exporter for Stainless Steel 321/321H Hydraulic Tubes, delivering exceptional quality, precise specifications, and reliable supply to meet the hydraulic tubing requirements of diverse industries in India and globally. Their unwavering commitment to quality and compliance positions them as a trusted partner for hydraulic system solutions.

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Stainless Steel 321/321h Hydraulic Tube Chemical Composition

Grade  Range Ni Cr P Fe C Mn N Si S Ti
321 Min. 9.0 17.0 0 65.045
Max. 12.0 19.0 0.045 0.08 2.0 0.10 1.0 0.030 5(C+N) -0.70
321H Min. 9.0 17.0 65.25 0.04
Max. 12.0 19.0 0.045   0.010 2.00 0.10 1.00 0.030 4(C+N) -0.70

SS 321/321h Hydraulic Tube Mechanical Properties

Grade Tensile Strength min (MPa) Yield Strength 0.2% Proof min (MPa) Hardness Elongation (% in 50mm) min
Brinell max (HB) Rockwell B max (HR B)
321/321h 515 205 217 95 40%

SS ASTM A213 TP321h Hydraulic Tube Equivalent Grades

Grade UNS No Old British Euronorm Japanese JIS Swedish SS GOST
BS En No Name
321 S32100 321S31 X6CrNiTi18-10 1.4541 SUS 321 2337
321h S32109 321S51 X10CrNiTi18-10 1.4878 SUS 321h

321/321h Stainless Steel Hydraulic Tube Standard Specifications

Spec. No.




Seamless Ferritic Stainless Steel and Austenitic Stainless Steel Tubes.

Pressure tubes, made from 16 grades of austenitic stainless steel and from 12 grades of ferritic Cr-Mo Alloy Steel.


Austenitic Stainless Steel Hydraulic Tubing for General Service.

13 grades of austenitic stainless steel tubing for general corrosion-resisting and high-temperature service. (Types 304, 304L, 316, 316L, 317, 321, 347, 348 and XM grades).

Let’s discuss about your ongoing project

Size Range
  • Outer Diameter: 3.00 mm to 101.40 mm
  • Wall Thickness: 0.50 mm to 5.00 mm
  • Length: Upto 30 Meter
  • Specifications: ASTM, ASME, DIN EN (GERMAN), NF (AFNOR), JIS (JAPAN)
Supply Condition
  • Bright Annealed / Solution Annealed & Passivated
  • Ability to supply tubes with stringent NDT Testing, Special Chemistry, Lower Residual Stress values.
  • OD Polishing : Grit Polish from 120 to 600.
  • Closer Dimensional Tolerance & higher Corrosion Resistance etc.
  • We offer customized cut Length to save time of our customers.
321/321h SS Hydraulic Tube Quality Control

To ensure a quality product, MPJ is holding certificate ISO 9001:2015, ISO 45001, OHSAS 14001, & CE-PED. We are also members of various renowned agencies and Chambers of Commerce including MASSMA, EEPC, FICCI, FIEO, Indian Merchants Chamber, etc. With state-of-the-art manufacturing processes, contemporary technologies, and proficient services, we consider: offering the finest quality, best in class products. Compliance with specifications as per standards, Outer Diameter, Thickness, Inside Diameter, Inside Finish, Marking, Ends, and Finishing. This ensures that we never face a rejection of the Stainless Steel 321h Hydraulic Tube supplied.

Brand –

SS 321 Hydraulic Tube are marked in requirement of the international standards.

This marking helps for the identification of the Hydraulic Tube and supported with the Material Test Report. It is 100% traceable to our mill.

Stainless Steel 321 Hydraulic Tube Packing & Documentation

Stainless Steel 321/321h Hydraulic Tube Packing & Documentation

ASTM A269 TP321h Hydraulic Tube are surface wash and clean to remove all impurities and stock in the warehouse. Then it is wrapped in thin plastic and also it ends are protected by plastic caps to avoid any damage in transit. Stainless Steel 321 Hydraulic Tube is bundled in bubble wrap followed by assorting them in colored plastic bundles. An outer rope is tied to protect the tubing and they are packed in wooden box or container.

MPJ Provide Stainless Steel 321 Hydraulic Tube and SS 321h Hydraulic Tube with all necessary documents such as commercial invoice, packing list, Test Reports, HS Code, Country of Origin attested by the chamber of commerce, Fumigation Certificate, Warranty Letter, and Base Material Certificates. Every lot is supplied with a material test certificate as per EN 10204 NACE 3.1 standards indicating the chemical and mechanical properties of the SS 321 Hydraulic Tube.

We also confirm the guarantee of the 321h SS Hydraulic Tube supplied as per Purchase order specifications and attest the same in the Material Test Certificate. We also welcome any third party inspection from an agency nominated by the customer to comply with NACE 3.2 Certification if required by the customer at an extra cost.

SS 321/321h Hydraulic Tube Application Industries

  • Oil & Gas Exploration
  • Petrochemicals and Refineries
  • Cross Country Pipe Line for Gas & Water
  • Pipes for Engineering purpose
  • Thermal, Nuclear and Solar Power Plants
  • Desalination Plants
  • Chemical Industries
  • Aerospace
  • Atomic Energy
  • Pharmaceutical
  • Food and Dairy
  • Automobile
Chemical Industries
Chemical Industries
Cross Country Pipe Line for Gas and Water
Cross Country Pipe Line
Oil and Gas Exploration
Oil and Gas Exploration
Petrochemicals and Refineries
Petrochemicals and Refineries
Thermal, Nuclear and Solar Power Plants
Thermal, Nuclear and Solar Power Plants

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SS 321/321h Hydraulic Tube Suppliers

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