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Home > Welded Pipes > Structural Applications Using Welded Pipes

Structural Applications Using Welded Pipes (General Fabrication, Construction & Industrial Structures)

Structural applications rely on steel pipes to support load-bearing frameworks, architectural structures, industrial platforms, mechanical supports, fabrication assemblies, trusses, and infrastructure components. Welded pipes are widely used because they offer excellent dimensional accuracy, predictable strength, cost-effectiveness, and easy fabrication.

Structural welded pipes are typically manufactured from carbon steel, conforming to structural material standards such as IS 2062, EN structural grades, ASTM A500/A501 equivalents, and general welded pipe specifications. Their balance of strength, toughness, and weldability makes them ideal for large-scale construction and industrial design.

These pipes are used in buildings, factories, warehouses, bridges, equipment structures, racks, mechanical supports, and general fabrication across a wide range of industries.

Table of Contents

What Structural Service Means

Structural service refers to applications where welded pipes must:

  • Support static and dynamic loads
  • Provide rigid structural stability
  • Resist bending, buckling, and compressive forces
  • Maintain shape under continuous usage
  • Facilitate easy welding and fabrication
  • Offer predictable mechanical properties

This includes vertical supports, horizontal beams, trusses, frames, platforms, staging structures, and architectural features.

Unlike process or pipeline service, structural applications prioritize strength & rigidity, not pressure containment.

Why Welded Pipes for Structural Use?

Structural welded pipes provide:

  • Cost-effective large diameter solutions
  • High load-bearing capacity
  • Excellent weldability for fabrication
  • Easy cutting, bending & shaping
  • Uniform shape for structural symmetry
  • Ready availability in multiple sizes & thicknesses
  • Good impact resistance for industrial environments

Welded pipes deliver optimal performance for constructions requiring predictable and long-lasting structural integrity.

Industry Demand Overview

Structural welded pipes are used in:

  • Buildings & Industrial Infrastructure
  • Factories, Warehouses, & Industrial Platforms
  • Mechanical Equipment Support Structures
  • Agricultural Structures & Greenhouses
  • Transportation Infrastructure
  • Industrial Fabrication & Assembly Lines
  • Pre-Engineered Buildings (PEB)
  • Racking Systems & Storage Units

Structural applications represent one of the highest consumption segments for welded pipes globally.

Applications of Welded Pipes in Structural Systems

Structural welded pipes are chosen for their reliability, strength, and ease of fabrication. They are suitable for both light-duty and heavy-duty load-bearing applications.

Application Matrix — Structural Welded Pipes

Structural Application Usage / Function Purpose
Building Columns & Beams Vertical supports, horizontal beams Load-bearing stability
PEB Structures Frames, rafters, purlins Fast fabrication & uniform strength
Fabrication & Equipment Frames Machine supports, base frames Structural rigidity
Industrial Platforms & Walkways Maintenance platforms Safe load distribution
Trusses & Architectural Frames Roof trusses, canopies Lightweight yet strong structure
Warehouse Racking & Storage Systems Heavy load shelves Strength & durability
Agricultural Structures Sheds, greenhouses Weather-resistant fabrication
Heavy Engineering Structures Oil & gas skids, power plant supports High mechanical reliability
Transportation Infrastructure Signage poles, supports Long-lasting structural integrity
General Fabrication Frames, gates, support brackets Flexible fabrication use

Application-Wise Explanation

 Building Columns, Beams & Frameworks

Used for:

  • Structural columns
  • Partition beams
  • Load-bearing sections

Welded pipes offer stability, easy fabrication, and consistent strength across lengths.

Pre-Engineered Buildings (PEB)

In PEB industries, welded pipes are used for:

  • Rafters & cross-beams
  • Mezzanine frames
  • Purlins & bracings

They enable fast project execution with predictable load capacity.

Fabrication of Equipment Frames

Used for heavy machinery base frames, equipment mounts, and industrial supports.
They provide:

  • Strong mechanical support
  • Easy welding
  • Fatigue resistance

Industrial Platforms, Walkways & Handrails

Structural welded pipes are used for:

  • Maintenance platforms
  • Crosswalks
  • Handrails
  • Staircase structures

The pipes provide strength and safety in industrial environments.

Roof Trusses & Architectural Steel Structures

Used for:

  • Lightweight roof trusses
  • Architectural canopies
  • Space frames

Their uniform geometry ensures aesthetic and structural precision.

Warehouse Racking Systems

Used for:

  • Pallet racking
  • Storage shelves
  • Heavy load systems

Welded pipes provide long-term durability and bending resistance.

Agricultural & Rural Structures

Used for:

  • Greenhouses
  • Cattle sheds
  • Fencing structures

They are economical and easy to install.

Heavy-Duty Engineering Structures

Used in:

  • Oil & gas equipment skids
  • Refinery structural supports
  • Power plant auxiliary structures

These structures demand high reliability and mechanical endurance.

Signage Poles & Transportation Supports

Used for:

  • Highway signage
  • Lighting poles
  • Barrier supports

Their straightness and strength make them suitable for outdoor exposure.

General Fabrication Use

Used in:

  • Window/door frames
  • Gates & grills
  • Support brackets
  • Fabrication assemblies

Easy to cut, weld, and assemble.

Industries Using Structural Welded Pipes

Industry Application
Construction Beams, columns, framework
PEB Industry Frames, rafters, purlins
Manufacturing Equipment frames
Oil & Gas Support skids
Power Plants Auxiliary structures
Warehousing Racks & storage
Agriculture Sheds & greenhouses
Infrastructure Signage poles, supports

 

Packaging & Dispatch

  1. Standard bundles with steel strapping
  2. HDPE wrapping (on request)
  3. Custom cut lengths
  4. Marking for size & grade

     

  5. Dispatch: JNPT • Mundra • Hazira

Contact Inox Steel India

Looking for welded pipes for structural and fabrication applications?

Custom fabrication lengths
Heavy & light duty structural grades
Ready stock availability
Nationwide delivery

Buildings, platforms, frames, racking systems, trusses, and fabrication works.

Yes — they provide excellent strength, rigidity, and dimensional accuracy.

Yes — with coating or galvanizing, they perform well in outdoor conditions.

No — they are selected for strength, not pressure containment.

Frequently Asked Questions (FAQs)

Yes — A672 CC grades are designed for high-pressure steam and boiler circuits.

They provide heavy wall thickness, weld integrity, and economical large diameter production.

Yes — supplementary impact testing is available depending on class.

Refineries, power plants, petrochemicals, fertilizers, and industrial utilities.

Applications of welded pipes in buildings, industrial structures, platforms, trusses, racking, and fabrication industries.