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

Stainless Steel 304/304l/304H Welded Pipes/Tubes in Visakhapatnam

ASME SA312 Stainless Steel 304H Welded Pipes Stockist In Siddeswaram, SS 1.4306 WELDED TUBE IN Allipuram, SS TP304 ASTM A249 WELDED TUBE SUPPLIER IN Suryabagh, ASTM A312 SS 304L Welded Pipes Manufacturer In Gajuwaka, SS UNS S30400 WELDED TUBING STOCKIST IN Siddeswaram

Table of Content:

Stainless Steel ASTM A312 304L Welded Pipes Dealer In Gajuwaka, Stainless Steel ASME SA249 304 Welded Tubing Manufacturer In Duvvada, SS UNS S30409 WELDED TUBE STOCKIST IN Visakhapatnam, ASTM A249 SS 304H WELDED TUBING SUPPLIER IN Visakhapatnam. SS 1.4306 Welded Pipes In Parawada

Preston Pipes and Alloys is a leading manufacturer, supplier, stockist and exporter of Stainless Steel 304/304L/304H Welded Pipes/Tubes in Siddeswaram, Visakhapatnam. We manufacture these Stainless Steel 304L EFW Pipes in several of standard sizes, specifications, wall thickness, lengths, and also in customized sizes as per the requirements of various clients at fair prices across Visakhapatnam. We manufacture these Stainless Steel 304 EFW Pipes by making use of certified quality raw materials and latest technology equipment in compliance with national and international quality standards under the guidance of our professional team.

SS 304L Welded Tubes have achieved a place in different regions in Visakhapatnam because of the superlative strength, durability and dimensional precision. Our industrial knowledge and accurate producing process make us one of the leading SS 304 Welded Pipes suppliers in Visakhapatnam.

Stainless Steel 304L EFW Tubes have outstanding machinability, higher corrosion resistance, pitting and crevice corrosion resistance, exceptional corrosion resistance in a wide variety of chemicals, especially in acidic chloride conditions. Stainless Steel 304 ERW Pipes are particularly resistant to atmospheric corrosion, food, and to few organic and inorganic chemicals in low oxidizing environments to low reducing environments. Stainless Steel 304L Welded Pipes are more immune to carbide precipitation and can be heated into temperature range of 800 to 1580 degrees F.

ASTM SA312 GR. TP 304 Stainless Steel Welded Pipes are immune to decent amounts of potable water in ambient temperatures. Stainless Steel 304H Welded Pipes have exceptional oxidation resistance in continuous service to 925 degrees C and intermittent service to 870 degrees C. SS 304H ERW Tubes are used in industries such as breweries, Chemical Equipment, Pharmaceutical Industry, Industrial Boilers, Sea Water Equipment, Heat Exchangers, Paper and Pulp Mills, etc.
We ensure our SS 304L EFW Pipes pass through numerous quality tests such as Hardness Testing, Spectro Analysis, Mechanical Testing, Positive Material Identification Testing, etc., to assure that our customers receive only high quality pipes. We also provide different test certificates and documents along with our SS 304L Welded Pipes including Manufacturer Test Certificate according to EN 10204/3.1B, 100% Radiography Test Report, Third Party Inspection Report, etc. We export these Stainless Steel 304L Welded Tubes to various regions across Visakhapatnam.

Stainless Steel 1.4307 Welded Pipes in Suryabagh, ASME SA249 SS TP304H Welded Tube Manufacturer in Duvvada, ASTM A312 SS 304 Welded Pipes Distributor in Visakhapatnam, Stainless Steel UNS S30400 Welded Pipe Stockist in Visakhapatnam, UNS S30403 Stainless Steel Welded Tube Stockist in Allipuram.

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 :

Welded 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 Stainless Steel Welded Pipes/ Tubes

PipeStainless Steel Grade 304 Welded Pipe/ Tubes

Pipe SS 304 Welded Pipe/ Tube Equivalent Grades

Application Industry

SS 1.4307 Welded Tube are known to deliver exceptional performance and are generally developed for meeting the demands. We offer a broad range of SS UNS S30409 Welded Pipe through a worldwide network of stock-keeping branches. These are use in various industries like :
Application Industry

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