
SS 321 / 321H seamless pipe supplier
Seamless Stainless Steel Pipe, 321H Stainless Steel Seamless Pipes, 321 Stainless Steel Seamless Pipes Manufacturer, 321H Seamless Pipe Stockist, 321H Seamless Piping Suppliers, 321 Stainless Steel Seamless Pipe, SS 321 Seamless Pipe Exporters in Mumbai India.
Table of Contents
- What is 321 / 321H Stainless Steel Seamless Pipe ?
- 321 / 321H Stainless Steel Seamless Pipe Specification
- Ready Stock of 321 / 321H Stainless Steel Seamless Pipe
- Equivalent Grade of SS 321 / 321H Seamless Pipe
- Stainless Steel 321 / 321H Seamless Pipe Chemical Composition
- ASTM A312 TP321 / 321H Seamless Pipes Mechanical Properties
- ASME SA312 TP321 / 321H Stainless Steel Seamless Pipe Price
- Widest Stock of 321 / 321H Stainless Steel Seamless Pipes
- Suppliers Stockist and Distributors Of World's Top 10 Manufacturers Of SS 321 / 321H Seamless Pipes
- Approved In The Following Top Refineries Across The Globe
- Application of Stainless Steel 321 / 321H Seamless Pipes

Priminox Overseas is among India’s top manufacturers, exporters, and stockists of Stainless Steel 321/321H Seamless Pipes. We offer an extensive range of these Pipes at easily affordable rates. They are manufactured at our company in accordance with national and international standards using high quality raw material. We acquire this material from certified and trusted suppliers. Our exclusive range is available in all sizes, shapes, lengths, and thicknesses. We have earned the trust of global buyers by providing superior quality of Stainless Steel 321/321H Seamless Pipes. Our capacity to carry out large scale production in the shortest possible time makes us one of the highly preferred manufacturers of these Pipes.
Priminox Overseas make Stainless Steel 321/321H Seamless Pipes serve in adverse working conditions to their complete capacity. The grade 321 is a base grade, which is titanium stabilized austenitic Stainless Steel grade, and 321H is its higher carbon version. The high carbon version is specially developed for enhanced creep resistance and higher strength above elevated temperatures. Stainless Steel 321/321H Seamless Pipes has a higher strength. These Pipes offer great resistance to stress corrosion cracking and provide excellent toughness at lower temperatures. The Pipes as they are seamless are reliable and can withstand high pressure and load quickly.
SS 321 Seamless Pipes, UNS S32100, S32109 Seamless Pipe, 1.4541, 1.4878 Seamless Pipes, ASTM A312 TP 321 SS Seamless Pipes, ASME SA 312 TP 321H Stainless Steel Seamless Pipes Manufacturer in India.
Stainless Steel 321/321H Seamless Pipes made by Priminox Overseas are dimensionally accurate and have subtle surface finishing. They are manufactured using highly advanced machinery and technologies. To handle them, we have a fully automated material handling system that prevents damages due to improper handling. Our workforce is skilled and has an excellent experience. Also, they receive complete guidance from experienced professionals. the procedures are followed in proper sequence as per the standard operating procedure.
Stainless Steel 321/321H Welded Pipes go through many quality tests assigned to them so that their high functionality and service life can be ensured. Priminox Overseas follow zero accidents and zero rejection policy. We understand that quality and performance are maintained only by dedication and respect for innovation.
On-time delivery is our specialty. Priminox Overseas pack the orders carefully and choose a convenient mode of transportation, ensuring the safety of the Pipes during transit.
321 / 321H Stainless Steel Seamless Pipe Specification
Trade name | Stainless Steel 321 Seamless Pipe |
Stainless Steel 321 Pipes Standard | AISI, DIN, EN, GB, JIS, ASTM, ASME |
321 Stainless Steel Seamless Pipe Dimensions | ANSI/ASME B36.19, B36.10 |
ASTM A312 321 Stainless Steel Seamless Pipe OD | 6.00 mm OD up to 250 mm OD, Sizes up to 12” NB |
Wall Thickness | 0.3mm – 50 mm |
Stainless Steel 321 Seamless Pipe Available Sizes |
|
Pipe Schedule | SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS |
Grade SA312 TP321 Seamles Pipe Finish & Surface Treatment | Polished, AP (Annealed & Pickled), BA (Bright & Annealed), MF, NO.1, NO.4, 2B, BA, HL, 8K, Mirror finish,etc |
Form | Round, Square, Hollow, Rectangular, Hydraulic, Coiled, Straight Pipes, “U” Shape, Pan Cake Coils etc. |
Length | Single Random, Double Random, Standard & Cut length |
End | Plain End, Beveled End, Treaded. |
ASTM A312 TP 321 Seamless Pipe Manufacturing Technics | Seamless / ERW/ EFW / Welded / Fabricated / CDW / DOM / CEW Pipes |
SA 312 Gr 321 Stainless Steel Seamless Pipes Marking | All Pipes are marked as follows: Grade, Standard, OD, Thickness, Length, Heat No. (Or according to the customer’s request.) |
Delivery Time | 7-15 working days as usual, It will based on the detailed order quantity. |
Payment Terms | Paypal, Western Union, T/T (Telegraphic Transfer or Wire Transfer), L/C or Trade Assurance 30% deposit & balance before shipping |
Free Sample | Yes if we have in stock |
UNS S32100 Stainless Steel Seamless Pipe testing reports |
|
SA 312 TP 321 Stainless Steel Seamless Pipes Origin & Mills | Japanese, Indian, USA, Korean, European, Russian, Ukraine (Strictly No China) |
Stainless Steel 321 UNS S32100 Seamless Pipe Application & uses |
|

Equivalent Grade of SS 321 / 321H Seamless Pipe
STANDARD | WERKSTOFF NR. | UNS | JIS | EN |
SS 321 | 1.4541 | S32100 | SUS 321 | X6CrNiTi18-10 |
SS 321H | 1.4878 | S32109 | SUS 321H | X12CrNiTi18-9 |
Ready Stock of 321 / 321H Stainless Steel Seamless Pipe

321 Seamless Pipe
Stainless Steel 321 Seamless Pipe
321 SS Seamless Pipes
UNS S32100 Seamless Pipes
AISI 321 Seamless Pipe
1.4541 Seamless Pipes
ASTM A312 TP321 Seamless Pipe
ASME SA 312 TP321 SS Seamless Pipes
SS 321 Square Seamless Pipe
321 SS Rectangular Seamless Pipe
SS 321 Round Seamless Pipe

321H Seamless Pipe
Stainless Steel 321H Seamless Pipe
321H SS Seamless Pipes
UNS S32109 Seamless Pipes
AISI 321H Seamless Pipe
1.4878 Seamless Pipes
ASTM A312 TP321H Seamless Pipe
ASME SA 312 TP321H SS Seamless Pipes
SS 321H Square Seamless Pipe
321H SS Rectangular Seamless Pipe
SS 321H Round Seamless Pipe

321 / 321H Seamless Pipe
Stainless Steel 321 Seamless Pipe
321H SS Seamless Pipes
UNS S32100, S31609 Seamless Pipes
AISI 316 Seamless Pipe
1.4541, 1.4878 Seamless Pipes
ASTM A312 TP321 Seamless Pipe
ASME SA 312 TP321H SS Seamless Pipes
SS 321 Square Seamless Pipe
321H Rectangular Seamless Pipe
SS 321 Round Seamless Pipe
ASME SA312 TP321, 321H Stainless Steel Seamless Pipe Price
ASTM A312 TP 321 Stainless Steel Seamless Pipe : FOB Price US $1,500.00-$3,000.00 / Ton
321H Stainless Steel Seamless Pipe : FOB Price US $1,000.00-$3,000.00/ Ton
Stainless Steel 321 Round Seamless Pipes : FOB Price US $800.00-$5,800.00/ Ton
ASTM A312 TP 321H BA Polishing Seamless Stainless Steel Pipe : FOB Price US $1,799.00-$1,999.00/ Ton
ASME SA312 TP 321 Stainless Steel Seamless Pipe : FOB Price US $1,000.00-$4,000.00/ Ton
Stainless Steel 321 / 321H Seamless Pipe Chemical Composition
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 |
SS 321H | 0.04 – 0.10 | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 – 19.00 | 0.10 max | 9.00 – 12.00 | 4(C+N) – 0.70 max |
ASTM A312 TP321 / 321H Seamless Pipes Mechanical Properties
Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
8.0 g/cm3 | 1457 °C (2650 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
Widest Stock of 321, 321H Stainless Steel Seamless Pipes
- Stainless Steel 321 Seamless Pipe
- ASME B36.19 Stainless Steel 321H Seamless Pipe
- ASTM A312 TP321H Stainless Steel Seamless Pipe
- ASME SA312 TP 321 SS Seamless Thin Wall Pipe
- 321H Seamless Stainless Steel Pipe
- Stainless Steel 321H Seamless Pipe Manufacturer
- UNS S32100 Seamless Pipe
- Stainless Steel 321 Seamless Pipe Supplier
- Large Selection of SS 321 Seamless Pipe
- UNS S32109 Seamless Pipes
- 1.4541 / 1.4878 Seamless Pipes
- UNS S32109 Seamless Pipes
- 1.4541 / 1.4878 Seamless Pipe
- Stainless Steel SUS 321 Seamless Pipe
- 1.4878 Seamless Pipe
- SS 321 Thick Wall Seamless Pipe Stock
- SS 321H Schedule 80 Seamless Pipe
- 321 Stainless Steel Seamless Round Pipe
- ASTM A312 TP 321H Stainless Steel Seamless Pipe
- Stainless Steel 321 Seamless Pipe Cut To Size
- SUS 321H High Pressure Seamless Pipes
- 321 Cold Drawn Seamless Stainless Steel Pipe
- AISI 321H Seamless Stainless Steel Pipe
- Grade 321 Seamless Stainless Steel Pipe
Suppliers Stockist and Distributors Of World's Top 10 Manufacturers Of SS 321 / 321H Seamless Pipes






Approved In The Following Top Refineries Across The Globe


















Application of Stainless Steel 321, 321H Seamless Pipes






Manufacturer Stainless Steel 321, 321H Seamless Pipes
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ASTM A312 TP 321, 321H Seamless Pipes Distribution Network
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Priminox Overseas
502, 5th Floor, Radhe Vallabh CHS, Modi Chambers, French Bridge, Opera House, Mumbai 400004, India
Telephone No –
+91-22-22401988
Email Id –
info@priminox.com