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Threeway Steel Co., Ltd

E-mail: sales@srtsteelpipe.com

Address: 22nd Floor, Royal Wing Tower, Long Champ International Building, No.9 Xiangfu Road, Changsha, Hunan, China, PC: 410116

Phone:0086-731-8873-9521  

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Large-diameter welded steel pipe production process

Large-diameter welded steel pipe production process

Keywords :Large-diameter welded steel pipe production process        Update : 2024-01-25        View(s) : 1

1: Conduct physical and chemical inspections on raw materials such as strip coils, welding wires, and fluxes. 2: The head and tail of the strip are butt-jointed using single-wire or double-wire submerged arc welding. After being rolled into a steel pipe, automatic submerged arc welding is used ...

Spiral steel pipe submerged arc welding process instructions

Spiral steel pipe submerged arc welding process instructions

Keywords :Spiral steel pipe submerged arc welding process instructions        Update : 2024-01-23        View(s) : 149

Submerged arc automatic welding is a new welding method invented in 1940. The same thing as the previous manual welding is that it still uses slag protection, but this slag is not the coating of the welding rod, but a specially smelted flux. This flux system consists of a funnel that carries the flu...

Spiral seam submerged arc welded steel pipe product details

Spiral seam submerged arc welded steel pipe product details

Keywords :Spiral seam submerged arc welded steel pipe product details        Update : 2024-01-19        View(s) : 187

The strip steel is bent into a spiral shape, and the inner and outer seams are welded by submerged arc automatic welding to make a spiral seam steel pipe. It is widely used in the production of large-diameter steel pipes for the following reasons: 1) As long as the forming angle ...

Corrosion resistance and types of stainless steel

Corrosion resistance and types of stainless steel

Keywords :Corrosion resistance and types of stainless steel        Update : 2024-01-17        View(s) : 153

1. Dust Production is often carried out in dusty areas, and there is often a lot of dust in the air, which constantly falls on the surface of the equipment. They can be removed with water or alkaline solutions. However, adherent dirt requires high-pressure water or steam to clean. 2. Floating i...

Why are 304 and 316 stainless steel pipe fittings magnetic

Why are 304 and 316 stainless steel pipe fittings magnetic

Keywords :Why are 304 and 316 stainless steel pipe fittings magnetic        Update : 2024-01-15        View(s) : 160

In real life, most people think stainless steel is non-magnetic and use magnets to identify stainless steel. This method is very unscientific. People often think that magnets absorb stainless steel to verify its quality and authenticity. If it does not attract non-magnetic products, it is considered...

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