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 :Commonly used non-destructive testing methods for steel pipes Update : 2022-03-21 View(s) : 845
The commonly used nondestructive testing methods for steel pipes include radiographic testing (RT), ultrasonic testing (UT), magnetic particle testing (MT), and penetrant testing (PT), which are called the four major conventional steel testing methods. These four methods are the most commonly us...
Keywords :Safety protection in construction of anti-corrosion steel pipe Update : 2022-03-16 View(s) : 790
1. The spraying process of 3PE anti-corrosion steel pipe At present, most 3pe anti-corrosion steel pipe manufacturers in my country adopt the production process of "epoxy powder spraying, adhesive and polyethylene lateral extrusion, winding roll pressing", because the powder and electrostati...
Keywords :Construction preparation and inner wall anticorrosion before welding of large-diameter steel pipe Update : 2022-03-14 View(s) : 824
Construction preparation before welding of large diameter steel pipe : 1. Organize relevant operators, be familiar with construction drawings and regulations, formulate welding procedures, and compile welding operation instructions. 2. Welders should be trained in corresponding projects and h...
Keywords :Precautions in the use of straight seam steel pipes Update : 2022-03-10 View(s) : 732
1. There are strict technical requirements for the installation and use of straight seam steel pipes , which need to be carried out according to the actual situation and operating procedures to ensure quality. The construction preparations before the use of straight seam steel pipes , to excavat...
Keywords :How to choose submerged arc steel pipe Update : 2022-03-09 View(s) : 719
1. For pipelines with high peak shaving requirements, due to the uneven gas consumption of users, frequent fluctuations in pipeline pressure, and great alternating stress on the steel pipe, the existing defects in the pipe will expand under the alternating stress. For spiral welded s...