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 :What is the stress state of the spiral steel pipe during the extrusion process Update : 2022-05-23 View(s) : 571
(1) During the extrusion process, the temperature of the inner lining of the spiral steel pipe increases continuously with the extrusion process. At the end of the extrusion, the temperature of the inner wall of the inner lining near the extrusion die is higher, reaching 631 °C. The temperature ...
Keywords :What is the difference between fine polishing and rough polishing of stainless steel pipe fittings Update : 2022-05-19 View(s) : 549
What is the difference between fine polishing and rough polishing of stainless steel pipe fittings Rough polishing is the rough grinding and cutting of metal objects. Usually, this automatic polishing machine uses double polishing heads for polishing. The advantages of this...
Keywords :Changes in Anticorrosion Forms of Plastic-coated Steel Pipes Update : 2022-05-17 View(s) : 524
The anti-corrosion of plastic- coated steel pipes developed from the earliest inner and outer polyethylene to inner and outer epoxy, and later developed to the third generation of inner epoxy and outer polyethylene, and finally upgraded to the fourth generation of anti-corrosion-3PE external anti...
Keywords :Causes of slag inclusion in the production of anti-corrosion spiral steel pipes Update : 2022-05-13 View(s) : 558
Anti-corrosion spiral steel pipe is made of low-carbon structural steel rolled into tube blanks according to the relative helical angle, and then the pipe seams are welded together, also called spiral steel pipe or spiral welded pipe. Anti-corrosion spiral steel pipe manufacturers will produ...
Keywords :3pe anti-corrosion steel pipe anti-corrosion advantages Update : 2022-05-11 View(s) : 638
1. 3PE anti-corrosion steel pipe has high sealing performance, long-term operation can greatly save energy, reduce costs and protect the environment. 2. The corrosion resistance is strong, the structure is simple and fast, and the service life can reach 30-50 years. 3. At low temperature, PE...