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 :Spiral steel pipes can be divided into several categories according to their uses Update : 2023-03-24 View(s) : 489
There are roughly four types of spiral steel pipes according to their uses: spiral steel pipes for drainage, spiral steel pipes for dredging, spiral steel pipes for piling, and spiral steel pipes for oil and gas. Spiral steel pipe for drainage Spiral steel pipe material for drainage: Q235...
Keywords :Packaging and storage of oil casing Update : 2023-03-23 View(s) : 581
According to the first edition of American Petroleum Institute standard APISPEC5CT1988, casing steel grades are H-40, J-55, K-55, N-80, C-75, L-80, C-90, C-95, P- 110, Q-125, a total of 10 types. Oil casing shall be supplied with threads and couplings, or with one of the following pipe ends: pla...
Keywords :Heating requirements for spiral steel pipes Update : 2023-03-22 View(s) : 1
Before the steel is hot rolled, heating the raw material not only improves the plasticity of the metal, reduces the deformation force, but also facilitates rolling. In addition, during the heating process of steel, some structural defects and stress caused by Tao ingots can also be eliminated for st...
Keywords :How to prolong the service life of spiral steel pipe Update : 2023-03-21 View(s) : 516
To prolong the service life of the spiral steel pipe , the first thing that should be thought of is to do a good job in the anti-corrosion work of the spiral steel pipe. Because the spiral steel pipe is mostly stored outdoors, it is the easiest to rust after experiencing wind and rain, so it is c...
Keywords :Routine maintenance and production process of thick-walled straight seam steel pipe Update : 2023-03-20 View(s) : 568
The advantage of thick-walled straight seam steel pipe is that the online heat treatment process of the weld eliminates the welding stress, refines the metallographic grains of the heat-affected zone, and improves the physical and mechanical properties. Western developed countries attach great i...