Preston Pipes and Alloys | Pipes Tubes Suppliers in Mumbai, India

Stainless Steel 321/321H Seamless Pipes/Tubes in Ahmedabad

SS UNS S32100 SMLS Tubing Dealer in Ahmedabad, Stainless Steel 1.4878 Seamless Pipe Dealer in Naroda, SS TP321H ASTM A269 Seamless Tubing Stockist in Dhandhuka, SS 1.4878 SMLS Tube Distributor in Rakhial, SS ASTM A312 321 SMLS Pipes Manufacturer in Viramgam.

Table of Content:

ASTM A312 SS TP321 Seamless Pipe Stockist in Khadia, SS ASME SA269 321 SMLS Tube Stockist in Odhav, SS UNS S32100 Seamless Tubing Distributor in Khadia, ASTM A249 SS 321H TP321 SMLS Tubing Stockist in Ahmedabad, ASTM A312 Stainless Steel TP321 SMLS Pipes Manufacturer in Viramgam.

Preston Pipes & Alloys is a notable manufacturer, stockist and exporter of Stainless Steel 321/321H Seamless Pipes/Tubes in Mumbai, India.

SS 321 Seamless Tubes are utilized for applications with a temperature range of up to around 900 degrees C, combining high strength, scaling resistance and phase stability with subsequent aqueous corrosion resistance. SS 321 Seamless Tubes have outstanding forming and welding characteristics, superior toughness, even down to low temperatures. SS 321 Seamless Pipes demonstrate oxidation resistance in temperature ranges up to 816 degrees C, superior creep and stress rupture properties, and good low temperature toughness.

SS 321H Seamless Pipes is the modified high carbon version of SS 321 a general purpose austenitic Stainless Steel that is strengthened against carbide precipitation. Stainless Steel 321 Seamless Tubes are used in various applications due to their improved creep resistance and superior strength at temperatures above 537 degrees C. Our Stainless Steel 321 Seamless Tubes are well-known for their features like strength, seamless finishing, easy formability, ready weldability by most standard processes, and dimensional precision and highly demanded across India. SS 321H Seamless Pipes are designed to function within the carbide precipitation temperature range 427 to 816 degrees C.

SS 321 Seamless Tubes are supplied by us in various industrial application across India these applications include Aerospace Engineering, Petrochemical Equipment, Expansion Joints, Food Processing Equipment, Oil and Gas Refining, Desalination Plants, and Medical Equipment, etc. 321H SS Seamless Tubes can be utilized in most diluted organic acids at medium temperatures and in pure phosphoric acid at cycrogenic temperatures and up to 10% diluted solutions at high temperatures. Stainless Steel 321 Seamless Tubes resists polythionic acid stress corrosion cracking in hydrocarbon service and can be utilized in chloride free caustic solutions at mild temperatures.

We at Preston Pipes & Alloys make sure that our consumers get only high quality pipes and tubes and undertake numerous quality tests such as Mechanical Testing, Chemical Analysis, Positive Material Identification Testing, and more. We also provide various test certificates along with our Stainless Steel 321H Seamless Tubes including Manufacturer Test Certificate according to EN 10204/3.1B, 100% Radiography Test Report, Quality Certificates, Third Party Inspection Report. We export these Stainless Steel 321H Seamless Tubes to various regions across India.

SS 1.4541 Seamless Pipe Supplier in Ahmedabad, SS 1.4541 SMLS Pipe Supplier in Dhandhuka, 1.4878 Stainless Steel Seamless Tube Dealer in Rakhial, ASME SA312 SS 321 SMLS Pipes Supplier in Ahmedabad, ASTM A269 Stainless Steel TP321 SMLS Tube Supplier in Odhav.

Equivalent Grades

SS 321 1.4541 S32100 SUS 321 X6CrNiTi18-10
SS 321H 1.4878 S32109 SUS 321H X6CrNiTi18-9
Steel Pipes

Standard Specification

Specifications :

Standard :

Seamless Size :

ERW Size :

EFW Size :

Outside Diameter :

Length :

Thickness :

Schedule :

Type :


End :

ASTM A/ASME SA213, A249, A269, A312, A358


1/2″ NB – 16″ NB

1/2″ NB – 24″ NB

6″ NB – 100″ NB

6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB available

Single Random, Double Random & Required Length

0.3mm – 50 mm

SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH120, SCH140, SCH160, XXS

Seamless, Welded, ERW, EFW

Round Pipes, Square Pipes, Rectangular Pipe

Plain End, Beveled End, Treaded

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

Mechanical Properties

Grade Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
321/321H 8.0 g/cm3 1457 °C (2650 °F) Psi – 75000 , MPa – 515 Psi – 30000 , MPa – 205 35 %

Types Of Grade 321/321H Stainless Steel Seamless Pipes/ Tubes

PipeStainless Steel Grade 321/321H Seamless Pipe

Pipe SS 321/321H Seamless Tubes Equivalent Grades

Application Industry

Stainless Steel TP321 SMLS Tubing are known to deliver exceptional performance and are generally developed for meeting the demands. We offer a broad range of SS 1.4878 SMLS Tube through a worldwide network of stock-keeping branches. These are use in various industries like :

Application Industry

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