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 :Characteristics and related parameters of submerged arc steel pipe Update : 2023-02-24 View(s) : 626
Features of submerged arc steel pipe: Submerged arc steel pipe is a kind of ordinary straight seam steel pipe, its characteristics have been recognized by everyone, so what are its characteristics? 1. The welding process used for submerged arc steel pipe is submerged arc welding technolog...
Keywords :Briefly describe the difference between cold-drawn steel pipe and hot-rolled steel pipe Update : 2023-02-21 View(s) : 671
The difference between hot working and cold working: hot rolling is hot working, and cold drawing is cold working. The main difference: hot rolling is rolling above the recrystallization temperature, cold rolling is rolling below the recrystallization temperature; cold rolling sometimes has heating,...
Keywords :What are the connection methods of seamless steel pipes Update : 2023-02-17 View(s) : 720
1. Compression type: Insert the pipe into the nozzle of the pipe fitting, fasten it with a nut, and use the screw force to compress the sleeve at the nozzle through the sealing ring, which acts as a seal and completes the connection of the pipe. 2. Welding type: The end of the pipe is processed wi...
Keywords :Heat Treatment Technology of Oil Casing Update : 2023-02-15 View(s) : 707
After the oil casing adopts this heat treatment method, it can effectively improve the impact toughness, tensile strength, and anti-destruction performance of the oil casing, ensuring a good value in use. Oil casing is a necessary pipe for drilling oil and natural gas, and it must have good perf...
Keywords :How to prevent the spiral steel pipe from being damaged during transportation Update : 2023-02-13 View(s) : 1
1. The fixed-length spiral steel pipe may not be bundled. 2. If there are threaded buckles at both ends of the spiral steel pipe, it should be protected by a thread protector. Apply lubricating oil or anti-rust agent to the threaded fasteners. Both ends of the spiral steel pipe are breached...