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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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Spiral welded steel pipe and welded steel pipe which is better

Spiral welded steel pipe and welded steel pipe which is better

Keywords :Spiral welded steel pipe and welded steel pipe which is better        Update : 2022-11-17        View(s) : 1

1. The materials are the same and the uses are different, so there is no question of who is better. 2. Spiral welded steel pipe refers to a steel pipe with joints on the surface that is welded by bending and deforming a steel strip or steel plate into a circular, square, or another shape. A...

Precautions for welding stainless steel pipe fittings

Precautions for welding stainless steel pipe fittings

Keywords :Precautions for welding stainless steel pipe fittings        Update : 2022-11-15        View(s) : 609

1. To prevent erosion due to heating, the welding should not be too long, about 20% less than the carbon steel electrode, the arc should not be too long, the layers are cooled quickly, and a narrow weld bead is appropriate. 2. The hardening of stainless steel pipe fittings after welding is ...

Three welding techniques for stainless steel welded pipes

Three welding techniques for stainless steel welded pipes

Keywords :Three welding techniques for stainless steel welded pipes        Update : 2022-11-11        View(s) : 1

At present, the welding methods of stainless steel welded pipes used in the industry mainly include argon arc welding, high-frequency welding, plasma welding, and laser welding. Several welding methods have their characteristics. At present, the most used are argon arc welding and high-frequency...

Methods and annealing steps in preheating deformation of straight seam steel pipes

Methods and annealing steps in preheating deformation of straight seam steel pipes

Keywords :Methods and annealing steps in preheating deformation of straight seam steel pipes        Update : 2022-11-09        View(s) : 480

The method of preheating deformation of straight seam steel pipe : 1. Reasonable selection of materials. For precision and messy molds, micro-deformation mold steels with good materials should be selected, and mold steels with serious carbide segregation should be reasonably cast and quenched, ...

What are the detection methods of oil casing

What are the detection methods of oil casing

Keywords :What are the detection methods of oil casing        Update : 2022-11-07        View(s) : 1

Oil casing is a high-end product produced by steel pipes. There are many varieties of the casing, and there are many types and requirements of casing pipe end buttons. The button types that can be processed include STC, LC, BC, VAM, and other button types. The production and installation process...

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