For straight seam submerged arc welding pipe defective part of the sample, by ultrasonic flaw detector manually confirm the defects in the weld seam position, use the method of machining work out defects in the weld cross section, after grin...英国华人论坛
This report studies Slag Wool in Global and China market, focuses on price, sales, revenue of each type in global China. This report also focuses on the sales (consumption), production, import and export of Slag Wool in North America, Japan,...英国华人论坛
Global Slag Wool Industry 2016 The report provides a basic overview of Slag Wool industry including definitions, applications and industry chain structure. Global market analysis and Chinese domestic market analysis are provided with a focus...英国华人论坛