Stainless Steel 321

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Stainless Steel 321 UNS S32100 Pipe & Tube Manufacturer

Stainless Steel 321 Pipe & Tube Manufacturer in Mumbai, India & Stainless Steel 321 Pipe & Tube Exporter in Mumbai, India

Stainless Steel 321 - UNS S32100 Common Trade Names (321 Stainless, 321 Stainless.)

Stainless 321 has a high tensile and creep strength at elevated temperatures. Due to its excellent corrosion resistance it has been used in handling many of the chemicals used by the chemical process industries. Siddhgiri Tubes is a leading supplier and exporter of Stainless Steel 321 Pipe & Tube. We provide Stainless Steel 321 Pipe & Tube as per the requirements of our customers and deliver quality products on time.

Siddhgiri Tubes exports a wide range of Stainless Steel 321 Pipes & Tubes (ASTM A/ASME SA213/A249/A269/A312/A358), Stainless Steel 321 Pipes & Tubes Exporter in Mumbai, India, Stainless Steel 321 Pipes Exporter in Mumbai India, Stainless Steel 321 Tubes Exporter in Mumbai India, 321 Stainless Steel Seamless Pipes & Tubes, Stainless Steel UNS S32100 Pipes & Tubes, Stainless Steel 321 Piping & Tubing, Stainless Steel DIN 1.4541 Pipes & Tubes, 321 Stainless Steel Seamless Tubes & Pipes, Stainless Steel UNS S32100 Welded Pipes & Tubes, 321 Stainless Steel ERW Pipes & Tubes, Stainless Steel DIN 1.4541 Seamless & Welded Pipes & Tubes Stockists, 200 Alloy Pipes & Tubes Exporters.

Stainless steel 321H, also known as UNS S32109, is the higher carbon variant of the 321 grade, to give higher temperature quality. Stainless Steel 321/321H pipes and tubes are accessible in both consistent and welded structure in OD and NB sizes. In addition to standard sizes, which are accessible in stock, our claim to fame is to fabricate and supply custom size 321/321H cold drawn seamless tubes from our processing plant.

Siddhgiri Tubes is an eminent Manufacturer, Exporter, Supplier & Stockist of Stainless Steel 321 Seamless Pipes & Tubes in Mumbai, India, USA, Europe, Malaysia, China, Korea, Vietnam, Turkey, Japan, Thailand, Italy, Sweden, Singapore, South Africa, Oman, UAE, UK, Saudi Arabia, Kuwait.

Stainless Steel 321 Pipe & Tube Features :-
1. High temperature chemical process heat exchanger tubes
2. Refineries
3. High temperature steam service

stainless steel 321 seamless welded pipe tubes manufacturer exporter

Chemical Composition of Stainless Steel 321 (UNS S32100) Pipe & Tube












0.08 max

2 max

0.045 max

0.030 max

0.75 max

17 - 19

9 - 12




Ti=5x(C+N) min to .70 max

Mechnaical Properties of Stainless Steel 321 (UNS S32100) Pipe & Tube

Density 7.92 g/cm³
Melting Point 2550-2635° F
1398-1446° C
Tensile Strength Psi – 75000
Yield Strength (0.2%Offset) Psi – 30000
Elongation 40 %

Specification of Stainless Steel 321 (UNS S32100) Pipe & Tube

Standard 321 - ASTM A/ASME SA213/A249/A269/A312/A358 CL. I to V ASTM A789/A790
Dimensions ASTM, ASME and API
321 Pipes & Tubes 1/2" NB - 8" NB
ERW 321 Pipes & Tubes 1/2" NB - 24" NB
EFW 321 Pipes & Tubes 6" NB - 100" NB
Tubing Size 1/8″NB TO 30″NB IN
Specialized in Large Diameter Size
Schedule SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Type Seamless / ERW / Welded / Fabricated / LSAW Pipes
Form Round, Square, Rectangular, Hydraulic Etc
Length Single Random, Double Random & Cut Length.
End Plain End, Beveled End, Treaded
Application Paper and pulp handling equipment, Chemical and petrochemical processing equipment, Condensers in fossil and nuclear fueled power generation stations, Food processing equipment, Textile equipment.

Specification of Stainless Steel 321 (UNS S32100) Pipe & Tube

Sheet/Plate Round Bar/Wire Pipe & Tube Fittings Forgings
ASTM A240, ASME SA240 ASTM, ASME, AISI A 276 , SA 276, A 479, SA 479 ASTM A/ASME SA213/A249/A269/A312/A358 ASTM A403 / ASME SA403 ASTM A182 / ASME SA182
AMS 5666

Siddhgiri Tubes exports ASTM A213/A249/A269/A312 Stainless Steel 321 (UNS S32100) Pipe & Tube to Saudi Arabia, UAE, Bahrain, China, Peru, Nigeria, Jordan, Muscat, Kuwait, Dubai, Thailand (Bangkok), Venezuela, Germany, Canada, Russia, Australia, Vietnam, Kazaksthan, Jiddah, Libya, Yemen, Algeria, Qatar, Oman, Iran, United States Of America, United Kingdom, Australia, South Africa, Mexico, Turkey, France, European Union, New Zealand, Angola, Congo, Kenya, Lebanon, Spain, Indonesia, Malaysia, Lebanon, Iraq, Iran, Egypt, Madagascar, Sri Lanka, Denmark, Poland, Italy, Brazil, Sudan, Singapore And Netherlands.