Transcription of PRECAST LIFTING AND FIXING SYSTEMS - HALFEN
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PRECAST LIFTING AND FIXING SYSTEMS - HALFEN
CI/SfB Xt6. August 2003. PRECAST LIFTING AND FIXING SYSTEMS . CONCRETE. HALFEN . 2 PRECAST INSERT SYSTEMS . CONCRETE. Introduction This brochure details HALFEN products for the PRECAST industry. In particular, it gives guidance to the design team indicating how to demould, transport and erect PRECAST concrete units by using the threaded/wire rope SYSTEMS . The work involves serious Health and Safety considerations and it is unwise to lift concrete without a completely co-ordinated LIFTING system which has been developed and tested by a specialist. The basis of the system is a special cast-in socket which is easy to install in the PRECAST yard and easy to recess if extra cover is required. Plain inserts and capped inserts depend on reinforcement tails provided separately, but wavy tails are factory finished with the wavy reinforcement.
General guidance – Threaded systems The lifting inserts in this catalogue have a type Rd thread, which is a slightly modified metric thread. The Threaded Lifting loops and Swivel Lifting Eyes have Rd/M threads, which means that they fit both metric and Rd inserts. Specific guidance – threaded systems For plain sockets with a hole,
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