External and Internal Pipe heating torch

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SSEGPL is the leading manufacturer of pipe end heating torch. SSEGPL’S EXTERNAL HEATING TORCH AS WELL AS INTERNAL HEATING TORCH is widely used as PIPELINE EQUIPMENT for oil and gas pipeline projects for heating and welding applications. SSEGPL use high-quality raw material to manufacture top quality EXTERNAL AND INTERNAL pipe end heating torches. we offer best lpg heating torch across the world and we are the biggest expoter of lpg heating torch.

Product Description

The External and Internal Pipe Heating Torch is a high-performance industrial heating solution designed to provide uniform heating of both the inside and outside surfaces of pipes during welding, fabrication, maintenance, and repair operations. It is primarily used for preheating, post-weld heat treatment (PWHT), stress relieving, moisture removal, coating preparation, and maintaining the required welding temperature for various pipeline applications.

Unlike conventional heating equipment, this torch delivers controlled and even heat distribution on both the internal and external pipe surfaces, ensuring consistent temperatures throughout the weld zone. This helps reduce thermal stress, prevent hydrogen-induced cracking, improve weld penetration, and produce stronger, defect-free welds.

Manufactured from premium-quality heat-resistant materials, the External and Internal Pipe Heating Torch is designed for continuous operation in harsh industrial environments. It is compatible with LPG, propane, natural gas, and other industrial fuel gases, depending on the model and application. Available in multiple sizes, the torch can accommodate various pipe diameters and wall thicknesses, making it suitable for small, medium, and large pipeline projects.

The External and Internal Pipe Heating Torch is widely used in oil & gas pipeline construction, petrochemical plants, refineries, power generation facilities, shipbuilding, water transmission projects, and heavy engineering industries where controlled heating is critical for high-quality welding.


Key Features

  • Simultaneous internal and external pipe heating
  • Uniform heat distribution for consistent weld quality
  • Ideal for preheating and post-weld heat treatment (PWHT)
  • Reduces thermal stress and weld cracking
  • High-temperature resistant construction
  • Fuel-efficient burner design
  • Compatible with LPG, propane, and other industrial gases
  • Suitable for various pipe diameters and wall thicknesses
  • Rugged design for industrial applications
  • Available in standard and custom configurations

Product Uses

The External and Internal Pipe Heating Torch is designed to deliver controlled heating for welding preparation, heat treatment, and pipe maintenance.

Common Uses

  • Preheating pipes before welding.
  • Performing post-weld heat treatment (PWHT).
  • Relieving residual stress after welding.
  • Removing moisture and condensation from pipes.
  • Maintaining uniform welding temperature.
  • Improving weld penetration and fusion.
  • Preventing hydrogen-induced weld cracking.
  • Heating heavy-wall pipes before fabrication.
  • Supporting industrial pipe repair and maintenance.
  • Preparing pipes for coating and insulation applications.

Applications

The External and Internal Pipe Heating Torch is widely used in industries requiring controlled pipe heating and high-quality welding.

Oil & Gas Pipeline Construction

Used for preheating and heat treatment of crude oil, natural gas, and petroleum transmission pipelines to ensure reliable weld performance.

Petrochemical Plants

Provides controlled heating for process piping during fabrication, installation, maintenance, and shutdown operations.

Refineries

Supports welding and repair of refinery piping systems by maintaining proper preheating and stress-relieving temperatures.

Power Generation Plants

Ideal for heating steam lines, boiler piping, cooling water systems, and other high-temperature process piping.

Water Transmission Projects

Used for welding and repairing large-diameter water pipelines requiring controlled heating for improved weld quality.

Shipbuilding Industry

Supports fabrication and maintenance of marine piping systems by ensuring uniform heating before and after welding.

Heavy Engineering and Industrial Manufacturing

Suitable for pressure vessels, chemical processing equipment, structural piping, and industrial fabrication requiring precision heat control.

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REASON TO USE SSEGPL’S PIPE HEATING TORCH
  • Pipeline fire rings are extremely concentrated flames
  • SSEGPL’s pipeline pre heating torch are lightweight and easy to use
  • This SSEGPL’s pipeline fired rings give longer service life to the pipe
  • For both external and internal pipeline pre heating torch, SSEGPL use premium quality raw material
  • SSEGPL’s pipe end heating torch gives excellent performance other than any other
  • SSEGPL’s ring fire saves 75% of the cost in comparison of heating belt
What is an External and Internal Pipe Heating Torch?

An External and Internal Pipe Heating Torch is an industrial heating device designed to simultaneously heat both the inside and outside surfaces of a pipe for preheating, post-weld heat treatment, and welding support applications.

Why is simultaneous internal and external heating important?

Heating both surfaces evenly helps maintain a uniform temperature throughout the pipe wall, reducing thermal stress, minimizing distortion, improving weld penetration, and lowering the risk of weld defects such as cracking.

Which industries commonly use External and Internal Pipe Heating Torches?

These torches are widely used in oil & gas, petrochemical, refineries, power generation, water transmission, shipbuilding, pipeline construction, and heavy engineering industries.

What fuel gases can be used with the heating torch?

Depending on the model, the torch can operate with LPG, propane, natural gas, or other approved industrial fuel gases. The recommended fuel should always follow the manufacturer's specifications.

Can the torch be used for different pipe sizes?

Yes. External and Internal Pipe Heating Torches are available in multiple sizes and configurations to accommodate various pipe diameters, wall thicknesses, and project requirements. Custom-built models are also available.

How does the heating torch improve weld quality?

By providing consistent and controlled heating before and after welding, the torch improves weld penetration, reduces residual stress, minimizes hydrogen-induced cracking, decreases distortion, and enhances the overall strength and reliability of the welded joint.

What maintenance is required for an External and Internal Pipe Heating Torch?

Routine maintenance includes inspecting burner nozzles, gas hoses, regulators, valves, and connections for leaks or wear, cleaning carbon deposits from burner ports, checking flame performance, and replacing worn components when necessary. Proper maintenance ensures safe operation, efficient heating, and a long service life in demanding industrial environments.

 
 
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