... of the body.PurposeWidely used in petroleum, chemical industry, electric power, metallurgy, mining, shipbuilding,light industry, agriculture, ... Metallographic analyzer No information 1 2.0 Acceptable Rockwell hardness tester HR-150A 1 3.0 Acceptable Meshing testing ... GB-S, J-X, J-Z, J-ZR, J-D, J-DR, JYX, JYZ, JYZR, JYD, JYDR 2010 ... GB-S, J-X, J-Z, J-ZR, J-D, J-DR, JYX, JYZ, JYZR, JYD, JYDR 2010 ...