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Pipes and Tubes


A Steel Pipe & Tube is a tubular hollow section, usually of circular, rectangular & square cross-section, used mainly to convey substances which can flow Liquids and Gases (Fluids), Slurries, Powders and Masses of Small/Tiny Solids. It is also used for Structural applications.

Pipe & Tube are usually interchangeable, but in industry and engineering, the terms are uniquely defined. Pipe is generally specified by a Nominal Diameter/Bore (NB) with a constant Outside Diameter (OD) and a Schedule that defines the Wall Thickness (WT). Tube is most often specified by the OD and wall thickness, but may be specified by any two of OD or Inside Diameter (ID) and Wall Thickness.

Pipe is generally manufactured to one of several International and National Industrial Standards & Specification, while Tube is often made to custom sizes and a broader range of diameters and tolerances, though they are also covered under specifications. Tube is also commonly referred to non-cylindrical sections, i.e., square or rectangular tubing too.

PPTPL is one among the largest and reputed Manufacturer & Suppliers of vast category of Pipes & Tubes covering Stainless Steel, Carbon / Mild Steel (also Pre Galvanised), Low/High Grade Alloy Steels in Welded (ERW, EFIW, EFW) & Seamless Process in Small, Medium & Large Dia Pipes & Tubes, Sizes ranging from ¼” – 80” and Wall Thickness (WT) from 1mm to 60mm. We have in-house facility of Hot Dipped Galvanising, where we process HDG, sizes upto 10”.

We firmly and strictly adhere to National & International Standards/Specifications (Tables as shown in Tech Info.) with each process followed by through In-house Procedure Checks & Quality Inspections (Process Flow Charts as shown in Tech Info.) starting from Raw Material to Finished / Packed Product.


Please refer Table below for detailed information of PPTPL, Pipes & Tubes supply.

Parameters Description & Details
Size 1/4" NB – 10" NB (Welded) & 1/4" NB mm to 2" NB (Seamless). Spiral Welded Pipes (OD/NB) - 4" - 80", Max. Thickness 1mm - 16 mm, Std Length 6 mtrs/12Mtrs upto 24Mtrs. Cut-To-Size on request.
Type Of Pipes, Tubes, Larger Dia Pipes& U-Tubes ERW, HFIW & Seamless, Round, Square & Rectangular, Pre-Galvanized / HDG, Spiral Welded Pipes SAW Pipes
Wall Thickness Sch. 5/5s To Sch. XXS., 1.00 mm to 60.00mm (Pipes) & 10SWG - 22 SWG (Tubes) and as per the applicable Specification & Standard or as agreed with Clients specification.
Design Standard IS, ISO, DIN, EN, ASTM, API & Other Equivalents & Integrates
Pressure Rating As per the applicable Specification & Standard of Design Standards.
Testing Standard As per the applicable Specification & Standard of Design Standards..
Ends, Finish & Other Specifics PE, BE, Self-Colour, Polished, Black Lacquered, Hot Dipped Galvanized, Plastic End Caps
Process Rolled Coil Strips, Plates/Sheets, Welding, Clod Drawn, Pilgering, Forming & Shaping.
Material Of Construction / Steel Grade & Standard
Stainless Steel ASTM A312(Welded), A213 (Seamless Cold Drawn), A358 (Fusion Welded From Plates), A249/A269 (Heat Exchanger / Condenser Tubes), A270, A409, A554, TP304/304L/304H/316/316L/317/317L/321/310/ 347/ 904L etc, (grade as applicable on prior confirmation)
Carbon Steel ASTM A53 Gr. A/B, ASTM A106 Gr. A/B, API 5L Gr B – X70, ASTM A333 Gr. 3/6 etc.
Alloy Steel ASTM A335 Gr. P1/P5/P9/P11/P22/P91 etc.
Others Monel, Nickel, Inconel, Hastelloy, Copper, Brass, Bronze etc.
Note – Customization (On Request) – Based on Clients Specification, Standard & Drawing, as approved from our end