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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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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) : 1163

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...

What is the difference between 3pe anti-corrosion steel pipe and 2pe anti-corrosion steel pipe

What is the difference between 3pe anti-corrosion steel pipe and 2pe anti-corrosion steel pipe

Keywords :What is the difference between 3pe anti-corrosion steel pipe and 2pe anti-corrosion steel pipe        Update : 2022-11-03        View(s) : 1174

The difference between 3pe anti-corrosion steel pipe and 2pe anti-corrosion steel pipe is that there is no epoxy powder at the junction of 2pe anti-corrosion and steel pipe, and there is epoxy powder at the junction of 3pe anti-corrosion and steel pipe, and the thickness of 3pe anti-corrosion an...

Pre-welding and welding method of straight seam steel pipe

Pre-welding and welding method of straight seam steel pipe

Keywords :Pre-welding and welding method of straight seam steel pipe        Update : 2022-11-01        View(s) : 1177

Pre-welding of straight seam steel pipes : Pre-welding includes joints and welds. 1. There is no wrong edge or the wrong edge is smaller than the specified value. Generally, the amount of the wrong edge is ≤8% of the plate thickness, and the maximum is not more than 1.5mm. 2. It is necessary ...

Application of straight seam steel pipe in pressure pipeline

Application of straight seam steel pipe in pressure pipeline

Keywords :Application of straight seam steel pipe in pressure pipeline        Update : 2022-10-28        View(s) : 1249

The nominal diameter of straight seam steel pipe refers to the series of diameters specified in the standard of straight seam steel pipe. For straight seam steel pipes, pipe fittings, valves, etc., the series specified by the standard are used to indicate the nominal straight seam steel pipe dia...

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