This standard specifies the general quality requirements and corresponding test methods for the hot-dip galvanized layer of insula

This standard specifies the product classification, technical requirements, test methods, inspection rules and marking of pulse ca

JB/T 8167-1996 Technical requirements for automobile generator bearings JB/T8167-1996 Standard download decompression password: ww

This standard applies to DC motors for auxiliary drives of rolling mills (hereinafter referred to as motors), and also applies to

This standard specifies the technical requirements, test methods, inspection rules, etc. for the packaging of control micromotors.

This standard applies to the starting performance of single-speed three-phase cage induction motors with a dry voltage of 690V and

This standard specifies the cylindrical commutator and collector ring for motors in a graphical form, as well as the definitions a

This standard specifies the product varieties, technical requirements and inspection rules of natural styrene butadiene rubber ins