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

Stainless Steel 304/304l/304H Seamless Pipes/Tubes in Lucknow

Stainless Steel UNS S30403 SMLS Tube Manufacturer in Lucknow, SS UNS S30403 Seamless Pipe in Arjunganj, Stainless Steel TP304 ASTM A269 Seamless Tube Distributor in Amausi. SS ASME SA269 304H Seamless Tubing Stockist in Mohanlalganj, SS UNS S30400 SMLS Tube Stockist in Talkatora

Table of Content:

Stainless Steel ASME SA312 TP304L Seamless Pipes Supplier in Aishbagh, ASTM A269 SS TP304H Seamless Tube Distributor in Lucknow, ASTM A312 Stainless Steel 304L Seamless Pipes Distributor in Talkatora, SS 1.4306 SMLS Tube in Chinhat, ASME SA312 SS 304L SMLS Pipe Distributor in Aishbagh

Preston Pipes and Alloys is a leading manufacturer, distributor, stockholder and exporter of Stainless Steel 304/304L/304H Seamless Pipes/Tubes in Talkatora, Lucknow. We manufacture these Stainless Steel 304H Seamless Pipes by utilizing certified quality raw materials and modern technology equipment in compliance with globally approved quality standards under the supervision of our skilled professionals. We fabricate these SS 304H Seamless Pipes in a range of standard sizes, specifications, wall thickness, lengths, and also in customized specifications as per the demands of various industries at fair prices across Lucknow.

Stainless Steel 304 Seamless Tubes have superior machinability, exceptional corrosion resistance, pitting and crevice corrosion resistance, outstanding resistance to corrosion in a wide range of chemicals, particularly in acidic chloride environments. SS 304L Seamless Pipes are especially resistant to atmospheric corrosion, food, and certain organic and inorganic chemicals in mildly oxidizing conditions to mildly reducing environments. SS 304L Seamless Pipes are more immune to precipitation of carbides and can be heated up to temperature range of 800 to 1580 degrees F. Our Stainless Steel 304H Seamless Tubes have achieved a place in many cities in Lucknow owing to the exceptional toughness, durability and dimensional accuracy.

Our technical knowledge and impeccable manufacturing process make us one of the notable SS 304L Seamless Tubes suppliers in Lucknow.ASTM SA312 GR. TP 304 SS Seamless Pipes are resistant to decent amounts of potable water in ambient temperatures. SS 304H Seamless Pipes have outstanding resistance to oxidation in continuous service to 925 degrees C and in intermittent service to 870 degrees C. Stainless Steel 304H Seamless Pipes are used in industries like breweries, Specialty Chemicals, Pharmaceutical Industry, Industrial Boilers, Sea Water Equipment, Condensers, Paper and Pulp Mills, etc.

We at Preston Pipes and Alloys make sure our SS 304H Seamless Tubes undergo various quality checks such as Hardness Testing, Spectro Analysis, Mechanical Testing, PMI Testing, etc., to ensure that our customers receive only high quality tubes. We also supply various test certificates and documents along with our Stainless Steel 304 Seamless Pipes including Manufacturer Test Certificate according to EN 10204/3.1B, 100% Radiography Test Report, Third Party Inspection Report, etc. We supply these Stainless Steel 304L Seamless Tubes to various cities across Lucknow.

Stainless Steel UNS S30409 SMLS Pipes Distributor in Lucknow, Stainless Steel UNS S30403 SMLS Pipes in Amausi, UNS S30403 SS SMLS Tubing Distributor in Chinhat, ASTM A312 SS TP304L SMLS Pipe Stockist in Lucknow, ASTM A269 Stainless Steel 304H Seamless Tube Distributor in Mohanlalganj.

Equivalent Grades

SS 304 1.4301 S30400 SUS 304 304S31 08Х18Н10 Z7CN18‐09 X5CrNi18-10
SS 304L 1.4306 / 1.4307 S30403 SUS 304L 3304S11 03Х18Н11 Z3CN18‐10 X2CrNi18-9 / X2CrNi19-11
SS 304L 1.4948 S30409 SUS 304H 304S11 - - X5CrNi18-10
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 Ni
SS 304 0.08 max 2 max 0.75 max 0.045 max 0.030 max 18 – 20 8 – 11
SS 304L 0.035 max 2.0 max 1.0 max 0.045 max 0.03 max 18 – 20 8 – 13
SS 304H 0.10 max 2.0 max 0.75 max 0.045 max 0.03 max 18 – 20 8 – 10.5

Mechanical Properties

Grade Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
304/304L 8.0 g/cm3 1400 °C (2550 °F) Psi – 75000 , MPa – 515 Psi – 30000 , MPa – 205 35 %
304H 8.0 g/cm3 1400 °C (2550 °F) Psi – 75000 , MPa – 515 Psi – 30000 , MPa – 205 40 %

Types Of Grade 304/304L/304H Stainless Steel Seamless Pipes/ Tubes

PipeStainless Steel Grade 304/304L/304H Seamless Pipe

Pipe SS 304/304L/304H Seamless Tubes Equivalent Grades

Application Industry

SS 1.4306 SMLS Tubing are known to deliver exceptional performance and are generally developed for meeting the demands. We offer a broad range of Stainless Steel 1.4307 Seamless Pipe through a worldwide network of stock-keeping branches. These are use in various industries like :
Application Industry

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