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 between seamless steel pipe and welded steel pipe Update : 2023-10-10 View(s) : 455
Welded steel pipes and seamless steel pipes are divided according to the processing form. Welded steel pipes are generally welded. Seamless steel pipes have two methods: cold drawing and hot rolling. Carbon steel pipes are made of materials. Galvanized pipes are produced by welded pipes. After c...
Keywords :Causes and preventive measures of single-sided undercut of submerged arc welded steel pipes Update : 2023-10-09 View(s) : 435
In the production process of submerged arc welded steel pipes , especially in high-speed welding, undercut has become the main defect in the production process of spiral submerged arc welded steel pipes. The defect of undercut mainly has the following surface forms: single unilateral undercut, si...
Keywords :Large diameter straight seam submerged arc welded steel pipe manufacturing technology Update : 2023-10-08 View(s) : 512
Large-diameter straight-slit submerged arc steel pipes are mainly responsible for the pipeline transportation of marine and onshore oil and gas, petroleum and natural gas, coal and mineral pulp, and other media. They are especially suitable for the "West-East Gas Transmission" project currently ...
Keywords :8 commonly used connection methods for the construction of steel pipes Update : 2023-10-07 View(s) : 493
Depending on the purpose and pipe material, commonly used connection methods for the construction of steel pipes include threaded connection, flange connection, welding, groove connection (clamp connection), ferrule connection, compression connection, hot melt connection, socket connection, etc. ...
Keywords :How to improve the quality of spiral steel pipes Update : 2023-09-28 View(s) : 462
Spiral steel pipes protect the important materials in media transportation. Spiral steel pipes are the outer wall anti-corrosion of steel oil, gas, water, and heating pipelines. To what extent can the durability of spiral steel pipes be improved? The durability of spiral steel pipes has become a...