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 :Method of straight seam steel pipe in preheating deformation Update : 2023-11-07 View(s) : 462
1. Reasonable selection of materials. For precision messy molds, micro-deformed mold steel of good quality should be selected. For mold steel with serious carbide segregation, reasonable casting and quenching and tempering heat treatment should be carried out. For larger and unsuit...
Keywords :Acceptance method of straight seam steel pipe Update : 2023-11-03 View(s) : 1
1. The inspection and acceptance of straight seam steel pipes shall be carried out by the technical supervision department of the supplier. 2. The supplier guarantees that the delivered straight seam steel pipe meets the requirements of the corresponding product standard. The purchaser has the...
Keywords :Longitudinal welded steel pipe anti-rust maintenance and inspection methods Update : 2023-11-01 View(s) : 529
The longitudinal welded steel pipe has a simple production process, high production efficiency, low cost, and rapid development. The strength of spiral welded pipes is generally higher than that of straight seam welded pipes. A narrower blank can be used to produce welded pipes with larger...
Keywords :Testing methods for plastic-coated steel pipes Update : 2023-10-30 View(s) : 455
Plastic-coated steel pipes not only have the advantages of steel pipes such as high strength, easy connection, and resistance to water flow impact, but also overcome the shortcomings of steel pipes that are prone to corrosion, pollution, and scaling when exposed to water, as well as the low stre...
Keywords :What properties should the anti-corrosion layer of steel pipes have Update : 2023-10-26 View(s) : 519
The anti-corrosion layer of steel pipes should have the following properties: (1) Effective electrical insulation. (2) It has good moisture-proof and waterproof properties. (3) It has strong mechanical strength. (4) The anti-corrosion layer has good adhesion to the steel surface. (5) T...