In order to detect transverse or longitudinal LSAW longitudinal joint welding flaws, ultrasonic testing is performed by a jet (water column) coupling....
Date:2018-03-19 Tags:Straight Seam Welded Pipe Weld Flaw Detection Method
Post-weld heat treatment is a new process that eliminates residual stresses. Preheat the material to the post-weld heat treatment temperature, continu...
Date:2018-03-19 Tags:Standard Treatment of LSAW Steel Pipe after Welding
Seamless precision steel pipe is used in hydraulic & pneumatic cylinder ,automobile and other mechanical device .Feature: high precision and high brig...
Date:2018-03-16 Tags:Seamless Precision Steel Pipe
DMH UNITED STEEL INDUSTRY CO.,LTD will show you "seamless steel pipe manufacturing process", and you will learn more about seamless pipes. Hot-rol...
Date:2018-03-16 Tags:Seamless Steel Pipe Manufacturing Process
Large-diameter seamless steel pipe are those with an outer diameter exceeding 100 mm, wall thickness greater than 0.2, and the outer diameter of a pip...
Date:2018-03-16 Tags:Large Diameter Seamless Steel Pipe
Steel imports in Latin America rose in 2017 and exports increased at the same time, according to the BNAmericas website....
Date:2018-03-15 Tags:Rising supply and demand in Latin America
According to UPI UPI website reported on February 18th, according to the survey report released 232 measures of steel and aluminum products and intend...
Date:2018-03-15 Tags:South Korea or WTO prosecution of US steel and aluminum trade protection measures
Hot-rolled seamless steel tubes are one of the important processes in production. Reasonable development of their process schemes directly affects the...
Date:2018-03-15 Tags:Causes of Hot Rolling Cracks in N80Q Oil Casing
The biggest difference between resistance welding (ERW) steel tubes and seamless steel tubes is that ERW, if welded, is the key to the quality of ERW ...
Date:2018-03-15 Tags:Seamless resistance welded pipe production knowledge
In the process of high-frequency welding of steel pipes, the control of the welding process and process parameters, the position of the induction coil...
Date:2018-03-15 Tags:The Influence of High Frequency Welding on Steel Pipe
In the process of high-frequency welding of steel pipes, the control of the welding process and process parameters, the position of the induction coil...
Date:2018-03-14 Tags:Comparison of UOE and JCOE Pipe on Specification and Efficiency
In the process of high-frequency welding of steel pipes, the control of the welding process and process parameters, the position of the induction coil...
Date:2018-03-14 Tags:High frequency welding effect on steel pipe
The biggest difference between resistance welding (ERW) steel tubes and seamless steel tubes is that ERW, if welded, is the key to the quality of ERW ...
Date:2018-03-14 Tags:Seamlessly Resistance Welded Pipe Production Knowledge
According to Indonesia, "Jakarta post" reported on February 8th, the Indonesian iron and Steel Association released data show that in 2017 Indonesia i...
Date:2018-03-14 Tags:Indonesia is one of the five largest steel importers in the world
According to researchers, this dense wood can block bullets. In this study, stainless steel balls fired by air guns easily penetrated ordinary wood bu...
Date:2018-03-14 Tags:The United States has developed a
