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Hangao is a 20 years high-tech and specialized enterprise, is China's only one with high-end precision industrial welded pipe production line full set of equipment manufacturing capabilities.

High Speed Precision Welded Pipe Production Line

The precision welded pipe production line is mainly used for the manufacturing of pipes for sanitary grade fluids, heat exchangers, petrochemical, nuclear power, semiconductors, and other fields. With the continuous updating and optimization of industrial welded pipe manufacturing processes, seamless pipes have been replaced in many fields.
 

Induction Finished Tube Bright Annealing Production Line

The precision rolling tube induction type bright solid solution production line has significant characteristics such as small footprint, low energy consumption, no need for preheating, and can also work online with the rolling mill to meet the requirements of ultra long tube bright heat treatment process. The performance of the pipe meets the national standard...
 
 

Servo Heavy-Duty Weld Bead Roller Machine

High performance, fast response, and stable positioning of servo motors; Combined with stable hydraulic pressure and high pressure regulation output; Integrating servo and hydraulic advantages. The use of servo motors ensures high-speed, precise, and smooth round-trip of the leveling car. Using hydraulic pressure for fast, stable, and precise pressure...
 
 

Hot Selling Tube Mill

We have the R&D and manufacturing capacity of precision pipe welding machine, weld bead roller machine,  bright annealing machine, off-line rotating annealing line, welding tracking system,  intelligent control system, mould and other whole plant equipment.

Hot Selling Annealing Machine

We have the R&D and manufacturing capacity of precision pipe welding machine, weld bead roller machine, bright annealing machine, off-line rotating annealing line, welding tracking system, intelligent control system, mould and other whole plant equipment.

About Hangao

Manufacturer Specializing In High-End Welded Pipe Equipment
Hangao is a 20 years high-tech and specialized enterprise, is China's only one with high-end precision industrial welded pipe production line full set of equipment manufacturing capabilities. At the same time, we have the R&D and manufacturing capacity of precision pipe welding machine, weld bead roller machine, bright annealing machine, off-line rotating annealing line welding tracking system, intelligent control system, mould and other whole plant equipment Products are exported to Dubai, Russia, India, Thailand, Pakistan, Vietnam, Malaysia, Serbia, Costa Rica, South Korea, the United States, Australia and other countries.
After 20 years of development, many of our technologies are leading the world and leading the trend.

The world's first intelligent insulation type bright annealing equipment, insulation section temperature accurate to ±2℃, better guarantee heat treatment quality.
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Demand As The Guide Innovation As The Core

Hangao is a 20years high-tech and specialized enterprise, is China's only one with high-end precision industrial welded pipe production line full set of equipment manufacturing capabilities.

  • Custom Design
    Tailored technical solutions or even factory output solutions for customers​​​​​​​
  • Widely Used​​​​​​​
    Widely applicable in various fields, suitable for various materials, and products comply with various international standards​​​​​​​
  • Installation And Commissioning​​​​​​​
    Can provide better installation, debugging, and maintenance for customers​​​​​​​

Blogs

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2025-04-08
Formation reason and solution of welding porosity of stainless steel pipe

Porosity is a common defect in the welding of stainless steel pipes, which is manifested as small holes in the weld, affecting the tightness and strength of the pipes. The following is an easy-to-understand way to explain the causes of stomata and how to deal with them:1. Where do pores come from?Ga

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2025-03-25
Preventing Intergranular Corrosion in Stainless Steel Welds

Title: Understanding and Preventing Intergranular Corrosion in Stainless Steel WeldsMeta Description: Learn about intergranular corrosion in stainless steel welds, its causes, prevention methods, and the importance of bright solution treatment. Optimize weld quality and longevity.Introduction:Weldin

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2025-03-24
Mastering TIG Welding: Tips And Techniques for Beginners

TIG (Tungsten Inert Gas) welding is renowned for its precision, versatility, and the clean, high-quality welds it produces. Whether you're an enthusiast looking to learn a new skill or a professional hoping to improve your welding craft, mastering TIG welding can elevate your work in various fields.

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2025-03-24
What Is TIG Welding And How Does It Work?

TIG welding, also known as Tungsten Inert Gas welding, is a precision welding method that uses a non-consumable tungsten electrode to produce a high-quality and durable weld.

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2025-03-24
TIG Welding Vs. MIG Welding: A Detailed Comparison

Welding is an essential technique used to join metal parts in various industries, including construction, automotive, aerospace, and manufacturing. Two of the most widely used welding processes are TIG (Tungsten Inert Gas) welding and MIG (Metal Inert Gas) welding.

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If Our Product Is What You Want

Please get in touch with our team immediately to answer you with a more professional solution
WhatsApp:+86-134-2062-8677 
Tel: +86-139-2821-9289 
E-mail: hangao@hangaotech.com 
Add: No. 23 Gaoyan Road, Duyang Town, Yun 'anDistrictYunfu City. Guangdong Province

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Guangdong Hangao Technology Co., Ltd. is China's only one with high-end precision industrial welded pipe production line full set of equipment manufacturing capabilities.
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