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

Stainless Steel 321/321H Welded Pipes/Tubes in Kolkata

ASTM A312 SS 321H Welded Pipes Manufacturer in Hooghly, SS 321H TP321 ASTM A249 Welded Tube Stockist in Taltala, SS UNS S32109 Welded Tubing Dealer in Kolkata, SS ASME SA312 TP321H Welded Pipe Dealer in Kankurgachi, SS UNS S32109 Welded Pipe in Durgapur.

Table of Content:

SS ASTM A249 TP321H Welded Tube Stockist in Howrah, SS 1.4878 Welded Tubing in Asansol, ASME SA312 Stainless Steel TP321H Welded Pipe Distributor in Kankurgachi, Stainless Steel 1.4541 Welded Tube Stockist in Hooghly, ASTM A269 Stainless Steel 321 Welded Tubing Stockist in Kolkata.

Preston Pipes and Alloys is a notable manufacturer, distributor, distributor, and stockiest of Stainless Steel 321, 321H Welded (ERW, EFW) Pipes/Tubes in Mumbai, India. Stainless Steel 321 alloy is a chromium-nickel steel alloy. Stainless Steel ERW pipes are resistant to atmospheric corrosion, sterilizing solutions, various organic chemicals, and a variety of inorganic chemicals. SS 321 Welded Tubes is a common austenitic 18/8 stainless steel alloy. The addition of titanium makes it a good solution for high-temperature conditions of up to 900 degree C.

Preston Pipes and Alloys is highly active in the production of 321-grade pipes and tubes of various types across India. They include, SS 321 Welded pipes/ tubes, SS 321 ERW Pipes/Tubes, and SS 321 EFW pipes/tubes. SS 321H is a high carbon version of the 321 grade offering a higher temperature resistance. The Stainless Steel 321 Welded Pipes and Stainless Steel 321 Welded Tubes exhibit good welding and forming capabilities. Owing to this property, these pipes and tubes are widely used in operating temperature environments more than 500 degrees C.

Our SS 321 EFW pipes are majorly used in the production of pressure vessels, heat exchangers, pharmaceutical and chemical processing equipment in Gujarat, India. We manufacture these 321 grades ERW pipes and tubes in many sizes, dimensions, thicknesses, and lengths in Mumbai, India. Apart from the standard sizes, we also manufacture our pipes and tubes in custom sizes according to our esteemed client’s requirement in Rajasthan, India.

Our SS Welded 321H Tubes are generally used for applications that require heating temperature in the range of 800 degrees F and 1650 degree F, for instance, aircraft collector rings, exhaust manifolds, expansion joints, and high-temperature chemical process equipment. The overall properties of our SS 321H Welded Pipes make them an extraordinary, relatively affordable choice for a wide variety of applications. We, at Preston Pipes and Alloys are one of the leading manufacturers of Stainless Steel 321 ERW pipes in Mumbai, India. To ensure the high-quality of our pipes and tubes we perform various tests on our products.

The tests performed are mill test, PMI test, product analysis, transverse tension test, etching test, radiographic examination, grain size test, hardness test, bend test, flare test, stabilizing heat treatment, intergranular corrosion test and so on. At Preston Pipes and alloys we use high-end modern technologies to produce our pipes and tubes, thus producing best quality products.

SS UNS S32100 Welded Pipe Stockist in Kolkata, Stainless Steel 1.4878 Welded Pipes Dealer in Taltala, UNS S32100 SS Welded Tube Distributor in Asansol, ASME SA312 Stainless Steel 321 Welded Pipes Supplier in Kolkata, ASME SA249 SS 321H Welded Tubing Stockist in Howrah.

Equivalent Grades

STANDARD WERKSTOFF NR. UNS JIS EN
SS 321 1.4541 S32100 SUS 321 X6CrNiTi18-10
SS 321H 1.4878 S32109 SUS 321H X6CrNiTi18-9
Steel Pipes

Standard Specification

Specifications :

Standard :

Welded Size :

ERW Size :

EFW Size :

Outside Diameter :

Length :

Thickness :

Schedule :

Type :

Form:

End :

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

ASTM, ASME and API

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

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 %

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

PipeStainless Steel Grade 321/321H Welded Pipe

Pipe SS 321/321H Welded Tubes Equivalent Grades

Application Industry

SS 321H Welded Tubing are known to deliver exceptional performance and are generally developed for meeting the demands. We offer a broad range of SS UNS S32100 Welded Pipe through a worldwide network of stock-keeping branches. These are use in various industries like :

Application Industry

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