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  • Long service life

    The PE pipe has high molecular weight, good stability and anti-aging ability. Under normal operating temperature, the service life of PE pipe can be guaranteed to be more than 50 years.

  • Environmental performance

    PE pipes do not add metal stabilizers during the processing process, and the material is non-toxic, without scaling layer, and does not breed bacteria. It is a safe and hygienic pipeline material. PE material itself can be recycled and will not produce substances that have an impact on the environment.

  • Corrosion resistance

    The molecular structure stability of PE pipes is extremely high and there is no electrochemical corrosion. Among many pipeline materials, the corrosion index of PE pipes is relatively small, and apart from a few oxidants, they can withstand corrosion from various chemical media.

  • Impact resistance

    PE pipe is a high toughness pipe material with a fracture elongation rate of over 500%, which has impact and earthquake resistance, and strong adaptability to uneven settlement of the pipe foundation.

  • Low temperature resistance

    HDPE pipes have good low-temperature resistance and will not exhibit brittle cracking even in extremely low environments.

  • Wear resistance

    HDPE pipes have flat walls and low flow resistance, resulting in fluid friction performance, not only wear resistance but also high conveying efficiency.

Zhuji Gaohui Machinery Co., Ltd.

About Us

Zhuji Gaohui Machinery Co., Ltd., Gaohui is professional China Welding Machine Manufacturers and Wholesale Welding Machine Factory engaged in the research, development, production, sale, and service of Welding Machine, our main products are HDPE pipe fittings, such as electrofusion fittings, butt fusion fitting, thread fittings and etc.
We not only provide our customers with high-quality goods at factory gate prices but also provide professional pipeline application solutions. Our HDPE pipe fittings guarantee 50 years of service life in normal use. We are located in Zhuji City, Zhejiang Province, China with convenient transportation access. Delicate strict quality control and timely customer service, our experienced staff members are always available to discuss your requirements and ensure customer satisfaction. More than 50 sets of production equipment and skilled workers make sure of time delivery, we can supply HDPE fitting up to 1200mm.
In recent years, for the purpose of enlarging overseas markets, we took part in overseas exhibitions, our products are selling well in the domestic market, also our products are exported overseas, such as Netherlands, Vietnam, Philippines, Indonesia, Malaysia, Maldives, Nigeria, Thailand, Pakistan and etc., and get good reputation from customers. we also welcome ODM and OEM orders, whether selecting our current products from our catalog or seeking an engineering system for your application.


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Welding Machine

Introduction to Welding Machines

Welding machines are devices used to join two or more pieces of metal by applying heat and pressure to melt and fuse them together. Welding is a crucial process in various industries, including construction, manufacturing, automotive, and aerospace. It allows for the creation of strong and durable connections between metal components. Welding machines stand as the cornerstone of metalworking, facilitating the fusion of metals with precision and durability. Their significance in industries ranging from construction to manufacturing cannot be overstated. These machines play a pivotal role in creating structures, machinery, and components that form the backbone of modern infrastructure. The evolution of welding machines is a fascinating journey that spans centuries, from humble beginnings to cutting-edge technology. Welding machines were born out of the necessity to join metals efficiently and securely. The advent of arc welding in the late 19th century marked a transformative moment, allowing for a more controlled and effective metal joining process. From manual techniques to automated systems, welding machines have come a long way, becoming essential tools in the hands of skilled welders and technicians.

Types of Welding Machines

The diversity of welding needs across industries has led to the development of various types of welding machines, each tailored to specific applications. One of the foundational types is the stick welder, known for its simplicity and versatility. It is widely used in construction and repair work, making it a staple in many workshops. MIG (Metal Inert Gas) and TIG (Tungsten Inert Gas) welders represent advancements that offer precise control over the welding process. MIG welding, with its use of a continuously fed wire electrode, excels in high-speed applications, making it popular in automotive and manufacturing. TIG welding, on the other hand, is prized for its precision and ability to produce high-quality welds in industries such as aerospace and nuclear. The emergence of specialized welding machines, such as plasma arc welders and resistance spot welders, further highlights the versatility of these tools. Each type has its unique set of advantages, making it crucial for professionals to choose the right welding machine for the specific task at hand.

Applications Across Industries of Welding Machines

Welding machines find their applications across a spectrum of industries, contributing significantly to the creation of vital structures and components. In the construction industry, welding machines are employed to fabricate steel frameworks, bridges, and other infrastructure elements. Automotive manufacturing relies heavily on welding machines for assembling vehicle bodies and chassis, ensuring structural integrity and safety. Aerospace and shipbuilding industries demand the utmost precision, and welding machines play a crucial role in crafting components that meet stringent standards. From the smallest intricate parts to the largest structures, the versatility of welding machines allows them to be utilized in the creation of everything from aircraft components to ship hulls. In the energy sector, welding machines are essential for the fabrication and maintenance of pipelines, ensuring the efficient transportation of oil and gas.