Standard:
JB/T 7934 Z1, JB/T 7934 Z2, JB/T 7934 Z11,
JB/T 7934 Z7B etc.
In applications, key-ways tend to concentrate stresses around the key. We offer a wide range of key-less locking devices such as start discs, shrink discs, locking assemblies, locking elements, and more.
JFY works with manufacturers' specialized engineering teams constructed the most productive, innovative, energy and time efficient model for couplings available to meet our customers' requirements and highest quality standards.






