This standard is formulated on the basis of the original ZB J85 018-89 and the universal joint technology currently in use in Chin

This standard includes 14 tests, among which vibration test, ejector efficiency test, water washing test, foaming test and underwa

This standard is a revision of ZB J27 001-89. During the revision, the flexible shaft with plastic sheath was added, the structura

JB/T 8406—2001 This standard is a revision of JB/T 8406—1996 "Low-pressure oil hose for construction machinery". The revised stand

This standard specifies the accuracy, inspection method and inspection rules of full vertical motor rotor die casting machine. JB/

This standard specifies the technical requirements, test methods, inspection rules, etc. of electric far-infrared type and core dr

This standard specifies the model marking, technical requirements, test methods, data collection, inspection rules and marking, pa

From the date of implementation of this standard, ZB J42 017-88 will be invalid. This standard has made some additions and deletio