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 tubes can be divided into several categories according to their use Update : 2022-05-30 View(s) : 1046
There are roughly four types of spiral steel pipes according to their uses: drainage spiral steel pipes , dredging spiral steel pipes , piling spiral steel pipes , and oil and gas spiral steel pipes . Spiral steel pipe for drainage: Spiral steel pipe material for drainage: Q235A, ...
Keywords :Forged flange production process Update : 2022-05-26 View(s) : 863
Forged flange production process The forging process generally consists of the following procedures, namely, selecting high-quality steel billets, blanking, heating, forming, and cooling after forging. Forging process methods include free forging, die forging, and fetal membrane forg...
Keywords :Large diameter welded steel pipe production process Update : 2022-05-24 View(s) : 1024
1: Physical and chemical inspection of raw materials such as strip coils, welding wires, and fluxes. 2: The head and tail of the strip are butted, using single-wire or double-wire submerged arc welding, and automatic submerged arc welding is used after rolling into a steel pipe . 2: Before fo...
Keywords :How should the spiral steel pipe be anti-corrosion in the water supply pipe Update : 2022-05-20 View(s) : 995
Usually, we use epoxy coal tar paint. If the requirements are high, 3 oil and 2 cloth can be used. 3 coats of paint and 2 coats of fiberglass cloth, staggered construction. If it is required, the primer and topcoat of epoxy coal tar can be used directly, and each construction is twice. Simple and co...
Keywords :Construction and storage of epoxy resin anti-corrosion steel pipe Update : 2022-05-18 View(s) : 875
Construction and storage of epoxy resin anti-corrosion steel pipe (1) The dust, oil, oxide scale, etc. on the surface of the object must be cleaned before painting. Reach Sa 2.5 to guarantee the quality of the painting. It is strictly forbidden to bring water into the construction. ...