This standard specifies the type, basic parameters, main dimensions and technical conditions of ball joint universal couplings. Th

This standard specifies the structural design specifications and loading and unloading requirements for interference fit hydraulic

This standard specifies the product classification, basic parameters, technical requirements, etc. of nine series of hybrid small-

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

This standard specifies the type code, basic parameters and models of bagging machines. This standard applies to bagging machines

This standard specifies the type code, basic parameters and models of industrial weighing filling machines. This standard applies

This standard specifies the basic types and parameters, technical requirements, test methods, inspection rules, marking, packaging

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