... Industry Machinery & Equipment Co.,Ltd ,which was set up in 2008. Located in Fuzhuang Industrial Development Zone,Botou City,Hebei Province,which ... UKAS,which meet the national and international quality standards .Specializing in this line for several years ,we have enjoy trust and good ... the national standard GB ,also called 1045 or 080M46 in JIS,C45 in DIN. 4.40 Cr 5Stainless Steel304 6 Titanium alloy ...