Steel Pipes

MS Black &
Galvanised ERW Pipes

High-strength ERW pipes for water transmission, structural, industrial and agricultural applications

IS 1239 / IS 1161 ERW Technology Black & Galvanised
01

Overview

MS Black and Galvanised ERW Pipes are high-strength steel pipes manufactured using advanced Electric Resistance Welding (ERW) technology. These pipes are designed for durability, dimensional accuracy, and reliable performance across water transmission, structural, industrial and agricultural applications.

Galvanised ERW pipes offer enhanced corrosion resistance through zinc coating, making them suitable for long-term exposure to moisture and external environments.

MS Black and Galvanised ERW Pipes
02

Manufacturing Process

ERW Pipes are manufactured from high-quality Hot Rolled (HR) coils through a precision-controlled process:

Steel strips are cold-formed into a cylindrical shape.

The longitudinal edges are heated using High Frequency current.

Edges are pressure welded to form a continuous welded tube.

Weld seam is heat-treated and normalized for strength.

Pipes undergo sizing, straightening, and finishing operations.

For Galvanised Pipes:

Black ERW pipes are processed through a controlled hot-dip galvanizing line.

Pipes are immersed in molten zinc, forming a uniform metallurgical bond.

Zinc coating provides corrosion protection and extended service life.

03

Advanced Manufacturing & Quality Control

Our ERW pipes are produced with:

Uniform weld integrity
Consistent wall thickness
Precise dimensional tolerances
High pressure-bearing capability
Smooth internal surface for fluid flow efficiency

This ensures reliability in both structural and fluid transmission applications.

04

Standards & Specifications

Pipes are manufactured in compliance with:

IS 1239 (Part 1) – Black & Galvanised Pipes

IS 1161 – Structural Tubes

IS 3589 – Water & Sewage Pipes

IS 4270 – Water Wells

IS 9295 – Conveyor & Roller Systems

IS 3601 – General Purpose

ASTM A53

05

Size Range

Nominal Bore:

15 mm (½") to 500 mm (20")

Available in multiple wall thicknesses as per applicable IS and ASTM standards.

06

Applications

Infrastructure & Utilities

  • Plumbing Systems & Piping
  • Underground & Building Drainage Systems
  • Water Supply Pipelines
  • Gas Distribution Pipelines
  • Firefighting Systems
  • STP, WTP & ETP Projects

Industrial & Engineering

  • HVAC Systems & Piping
  • Cold Storage & Industrial Piping
  • Structural Applications
  • Conveyor & Roller Systems
  • General Engineering Fabrication

Agricultural & Irrigation

  • Integrated Irrigation Solutions
  • Agriculture & Borewell Piping

Utility & Fluid Handling

  • Water, Gas & Air Piping Systems
  • Sewage & Effluent Lines

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