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 :Surface processing of stainless steel pipes Update : 2023-09-12 View(s) : 617
The various surface processing of stainless steel pipe broadens its application fields-different surface processing makes the surface of stainless steel different, making it unique in its application. There are many reasons why surface finishing of stainless steel is important in constr...
Keywords :What are the factors that cause horizontal stripes in spiral seam submerged arc welded steel pipes Update : 2023-09-11 View(s) : 1
First of all, it may be due to the stress of spiral submerged arc welded steel pipes . That is, the residual stress and welding stress after the steel pipe is formed. Secondly due to the presence of hydrogen. For example, the flux is not dried enough, the preheating temperature is insufficie...
Keywords :Quality control of large diameter spiral steel pipe Update : 2023-09-08 View(s) : 533
Nowadays, energy saving has become the development theme of all countries in the world, so more environmentally friendly prefabricated direct-buried thermal insulation pipes are widely sought after by everyone, especially since the 1970s and 1980s, to save energy, reduce emissions, and reduce energy...
Keywords :Large diameter thick wall seamless steel pipe details Update : 2023-09-07 View(s) : 736
Large-diameter thick-walled seamless steel pipes are made from steel ingots or solid tube blanks that are perforated into capillary tubes, and then hot-rolled, cold-rolled, or cold-drawn. Large-diameter thick-walled seamless steel pipes play an important role in my country's steel pipe industry....
Keywords :Introduction to common methods of steel pipe welding Update : 2023-09-06 View(s) : 1
At present, the commonly used methods for welding steel pipes are electrode arc welding (SMAW), submerged arc welding (SAW), gas tungsten arc welding (GTAW), gas melting arc welding (GMAW), flux cored arc welding (FCAW) and the following Several types such as directional welding. (1) The ad...