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 submerged arc welded steel pipe Update : 2023-08-10 View(s) : 536
Commonly used steel pipe introduction - spiral submerged arc welded steel pipe The strip steel is bent into a spiral shape, and the inner seam and outer seam are welded by submerged arc automatic welding to form a spiral seam steel pipe. It can be widely used in the production of large-diameter ...
Keywords :Requirements for non-destructive testing of seamless steel pipes and spiral steel pipes Update : 2023-08-08 View(s) : 506
The non-destructive testing methods for steel pipes mainly include ultrasonic testing, radiographic testing, eddy current testing, magnetic particle testing, and penetrant testing. Multi-Use Ultrasonic Detection Ultrasonic flaw detection has a high sensitivity to area-type defects inside the ste...
Keywords :The difference between cast steel flange and forged steel flange Update : 2023-08-04 View(s) : 503
The cast steel flange has an accurate blank shape and size, a small processing amount, and low cost, but has casting defects (pores, cracks, inclusions); the internal structure of the casting is poorly streamlined (if it is a cutting part, the streamlined form is even worse); Forged steel f...
Keywords :Calculation method of length and height of steel elbow and blanking length of steel elbow Update : 2023-08-02 View(s) : 672
The calculation method of the length and height of the steel elbow and the blanking length of the steel elbow are questions that many buyers want to ask. The experience of teaching the basic knowledge of the steel elbow has summarized the calculation method in detail. 1. 1.5 times the cente...
Keywords :3PE anti-corrosion steel pipe manufacturing process Update : 2023-07-31 View(s) : 502
The base material of 3pe anti-corrosion steel pipe includes seamless steel pipe, spiral steel pipe, and straight seam steel pipe. The three-layer polyethylene (3PE) anti-corrosion coating has been widely used in the oil pipeline industry due to its good corrosion resistance, water vapor resistan...