Stainless Steel 321/321h EFW Pipe

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Stainless Steel 321/321h EFW Pipe Manufacturer.

EFW: DIN 1.4541 EFW Pipe | UNS S32100 EFW Pipe | JIS SUS 321 EFW Pipe | ASTM A358 TP321 EFW Pipe | ASTM A358 grade 321h class 1 EFW Pipe | BS 321S31 EFW Pipe | EN X6CrNiTi18-10 EFW Pipe | DIN 1.4878 EFW Pipe

Stainless Steel 321/321h EFW Pipe Manufacturer

SS S32100 EFW Pipe, ASTM A358 TP321 SS EFW Pipes, Stainless Steel 321h EFW Pipes, Stainless Steel 1.4541 EFW Pipe, ASME SA358 SS 321 EFW Pipe, 321h SS EFW Pipe Manufacturer in India, SS 321 EFW Pipes Supplier in Qatar, Steel 321h EFW Pipes Exporter in Australia, 321 Stainless Steel EFW Pipes, Stainless Steel 321h EFW Pipe Stockiest in India.

MPJ Tubing Solutions LLP, a prominent name in the stainless steel industry, has solidified its position as a leading manufacturer and exporter of Stainless Steel 321/321H EFW Pipes. These pipes are meticulously crafted to meet the stringent standards set forth by ASTM A358, underscoring the company’s unwavering commitment to delivering top-tier products. With precision engineering and an unwavering emphasis on quality, MPJ Tubing Solutions LLP stands as a trusted source for Stainless Steel 321/321H EFW Pipes, including ASTM A358 TP321 SS EFW Pipes.

The Stainless Steel S32100 EFW Pipe, also known as 321h SS EFW Pipe, is a testament to the company’s dedication to producing reliable and durable products. These pipes offer exceptional versatility, featuring an outer diameter range from 5 NPS to 46 NPS (141.30 mm to 249.87 mm) and various wall thickness options, including Sch 5s, Sch 10s, and Sch 40s. With lengths extending up to an impressive 12 meters, these pipes minimize the need for joints, making them ideal for a wide array of applications.

MPJ Tubing Solutions LLP proudly serves as a manufacturer of 321h SS EFW Pipes in India, upholding its commitment to adhering to global standards. The company’s compliance with specifications such as ASTM, ASME, DIN EN (GERMAN), NF (AFNOR), and JIS (JAPAN) underscores its dedication to meeting the rigorous requirements of international projects. This commitment positions them as a reliable choice for businesses seeking premium piping solutions.

In the realm of manufacturing and exporting stainless steel EFW pipes, MPJ Tubing Solutions LLP is renowned and respected. Their unwavering focus on producing high-quality products, coupled with their commitment to adhering to international standards, positions them as a preferred source for businesses seeking top-tier electric fusion welded pipe solutions. With a well-earned reputation founded on precision, durability, and compliance with specifications, MPJ Tubing Solutions LLP continues to excel as a leading force in the global EFW pipe market.

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Stainless Steel 321/321h EFW Pipe Chemical Composition

Grade  Range Ni Cr P C Mn N Si S Ti
321 Min. 9.0 17.0 0
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 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 EFW Pipes 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 35%

SS ASTM A358 TP321h EFW Pipe 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 EFW Pipes Standard Specifications

Spec. No.



ASTM A358 Class-I, II, III, IV, V

Austenitic Stainless Steel 304 EFW Pipes for General Service.

ASTM A358 / A358M is Standard Specification for Electric-Fusion-Welded Austenitic Chromium-Nickel Stainless Steel Pipe for High-Temperature Service and General Applications.

Let’s discuss about your ongoing project

Size Range
  • Outer Diameter: 5 NPS to 46 NPS ( 141.30 mm to 249.87 mm )
  • Wall Thickness: Sch 5s, Sch 10s, Sch 40s
  • Length: Up to 12mtr long
  • Specifications: ASTM, ASME, DIN EN (GERMAN), NF (AFNOR), JIS (JAPAN)
  • Ability to supply pipes with stringent NDT Testing, Special Chemistry, Lower Residual Stress values.
  • Closer Dimensional Tolerance & higher Corrosion Resistance etc.
  • We offer customized cut Length to save time of our customers.
321/321h SS EFW Pipe 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 EFW Pipe supplied.

Brand –

SS 321 EFW Pipe are marked in requirement of the international standards.

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

Stainless Steel 321 EFW Pipes Packing & Documentation

Stainless Steel 321/321h EFW Pipes Packing & Documentation

ASTM A358 TP321h EFW Pipes 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 EFW Pipe is bundled in bubble wrap followed by assorting them in colored plastic bundles. An outer rope is tied to protect the piping and they are packed in wooden box or container.

MPJ Provide Stainless Steel 321 EFW Pipe and SS 321hL EFW Pipes 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 EFW Pipes.

We also confirm the guarantee of the EFW Pipes 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 EFW Pipe 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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