Digger- Hinged Bolted types has cross bolt locking system with one go locking for easy installation. This is a single piece collar and the set crews are provided on the outer circle of the periphery which is meant for installing and is directly installed on the pipe by slipping on the casing without any hassle. It is fabricated using ductile iron therefore it has a good impact and fatigue capability. These kinds of collars are used in place where high axial loads are expected.
The bolt lock gives a firm grip to the stop collar and when tested as per API 10D-2 Specifications they provide high holding force.
Available sizes are 4-1/2” to 20”. Any special sizes as per customer requirement.