——LC SERIES——
It is mainly used in theoperation of jetting-in application. It includes LC-1, LC-2 andLC-4 and it is composed with high-impact alloy steel. LC-1 is single-threaded andcan be fully made up in 6 turns; LC-2 is double-threaded and it takes 3 turnsto fully make-up; LC-4 is four-threaded with advantage of making up in only 3/2turns. The four embedded lock device can effectively prevent thread back-offfrom the impact loads generated during hammer piling operation. It is widely used in the work of jack-up platforms, drilling ship and offshorejacket platforms.
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