
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 difference and use between seamless steel pipe and spiral welded pipe Update : 2022-08-18 View(s) : 1199
Seamless steel pipes are widely used. General-purpose seamless steel pipes are rolled from ordinary carbon structural steel, low-alloy structural steel, or alloy structural steel, with the largest output, and are mainly used as pipelines or structural parts for conveying fluids. 2. According t...

Keywords :Difficulties of dust removal in plasma cutting of spiral steel pipe Update : 2022-08-17 View(s) : 1418
At present, the most common pipe cutting method for spiral steel pipe manufacturers is plasma cutting, which will generate a large amount of metal vapor, ozone, and nitrogen oxide smoke during cutting, which will seriously pollute the surrounding environment. The key to solving the soot problem ...

Keywords :Straight seam welded pipe quenching technology Update : 2022-08-15 View(s) : 1093
The surface quenching and tempering heat treatment of straight seam welded pipes is usually carried out by induction heating or flame heating. The main technical parameters are surface hardness, local hardness, and effective hardened layer depth. Vickers hardness tester can be used for hardness ...

Keywords :The use of oil casing Update : 2022-08-11 View(s) : 1054
An oil casing is a large-diameter pipe that acts to fix the wall or bore of oil and gas oil wells. The casing is inserted into the wellbore and fixed with cement to help the wellbore separate the rock formations and prevent the wellbore from collapsing while ensuring the circulation of drilling ...

Keywords :What is the difference between an oil casing and an oil drill pipe Update : 2022-08-09 View(s) : 1181
There are two main differences between oil casing and oil drill pipe: 1. Different uses; 2. Different materials. Oil casing is a steel pipe used to support the wall of oil and gas wells to ensure the normal operation of the entire oil well after drilling and completion. Several layers of ...