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: 410116Phone:0086-731-8873-9521
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...
Keywords :Methods and annealing steps in preheating deformation of straight seam steel pipes Update : 2022-11-09 View(s) : 663
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, ...
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...
Keywords :What is the difference between 3pe anti-corrosion steel pipe and 2pe anti-corrosion steel pipe Update : 2022-11-03 View(s) : 664
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...
Keywords :Pre-welding and welding method of straight seam steel pipe Update : 2022-11-01 View(s) : 646
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 ...