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 :The use and function of large diameter straight seam welded pipe Update : 2022-06-22 View(s) : 753
1. The use of large-diameter straight seam welded pipes can be divided into oil well pipes (casing, oil pipes, drill pipes, etc.), line pipes, boiler pipes, mechanical structure pipes, hydraulic prop pipes, gas cylinder pipes, geological pipes, chemical pipes (high-pressure fertilizer pipes, pet...
Keywords :What materials are used for anti-corrosion treatment of spiral steel pipes Update : 2022-06-20 View(s) : 916
The materials used for the anti-corrosion processing of spiral steel pipes have a decisive effect on the quality of anti-corrosion steel pipes. When carrying out anti-corrosion processing, the raw materials must be strictly tested. The anti-corrosion materials required for different anti-corrosi...
Keywords :In the pigging technology of long-distance natural gas steel pipelines, there are several types of p Update : 2022-06-16 View(s) : 799
(1) Pigging ball Usually, the pigging ball used in the gas steel pipeline is made of rubber material, the middle is empty, the thickness of the pipe wall is in the range of 3-5 cm, and there is a sealed water injection and exhaust hole on the top of the pigging ball. There is also a one-way va...
Keywords :Rust removal and maintenance method of straight seam welded pipe Update : 2022-06-14 View(s) : 825
The maintenance of straight seam welded pipe equipment has become a headache. Straight seam welded pipe equipment plays an important role in life and work. It is generally required that the surface of the straight seam welded pipe fittings reach a near-white level (Sa2.5). The practice has pro...
Keywords :Three welding techniques for stainless steel welded pipes Update : 2022-06-10 View(s) : 822
Stainless steel welded pipe technology - argon arc welding Stainless steel welded pipes require deep penetration, no oxide inclusions, and as small a heat-affected zone as possible. Tungsten inert gas shielded argon arc welding has good adaptability, high welding quality, and good penetratio...