This standard specifies the technical requirements, test methods, inspection rules, marking, packaging, transportation, storage, e

This standard specifies the technical requirements, test methods and inspection rules for the gear pair of the main reducer of the

This standard specifies the inspection method for the tightening torque of bolts in construction machinery. This standard is appli

This standard specifies the type test items and test methods for plateau crawler bulldozers. JB/T 6039.2-1992 Type test methods fo

This standard specifies the technical requirements for plateau crawler bulldozers. This standard applies to plateau crawler bulldo

This standard adopts ISO 9247-1990. This standard specifies the basic general rules for the identification of insulated wires and

This standard specifies the items, contents, methods and test result record format of crawler bulldozer watertightness test. JB/T

This standard specifies the width series of mechanically extended screeds for asphalt concrete pavers. This standard applies to me