2014WJ/T 1456-2014 Clamp base and its parts and components. One-way clamp base baffle
1985WJ 1456-1985 Clamp seat and its parts and components baffle
WJ/T 1456-2014 Clamp base and its parts and components. One-way clamp base baffle has been changed from WJ 1456-1985 Clamp seat and its parts and components baffle.