65. [ Maintenance of lifting tackles. [Substituted by Notification No. 3688-4113-XVI, dated 1-6-1968.]
(1)All chains and lifting tackle except a rope sling shall, unless they have been subjected to such other heat treatment as may be approved by Chief Inspector of Factories be effectively annealed under the supervision of a competent person at the following intervals :-(i)All chains, slings, rings, hooks, shackles and swivels used in connection with molten metal or molten slag or when they are made of half inch bar or smaller, once at least in every six months.(ii)All other chains, rings, hooks, shackles and swivels in general use once at least in every twelve months :Provided that chains and lifting tackles not in frequent use shall, subject to the Chief Inspector's approval, be annealed only when necessary Particulars of such annealing shall he entered in a register prescribed under Rule 63.(2)Nothing in the foregoing Rule 65 (1) shall apply to the following classes of chains and lifting tackles :-(i)Chains made of malleable cast iron.(ii)Plate link chains.(iii)Chains, rings, hooks, shackles and swivels made of steel or of non-ferrous metal.(iv)Pitched chains working on sprocket or pocketed wheels,(v)Kings, hooks, shackles and swivels permanently attached to pitched chains, pulley blocks or weighing machines.(vi)Hooks and swivels having screw threaded part; or ball bearing or other case hardened parts.(vii)Sockets shackles secured to wire ropes by white metal capping.(viii)Bordeaux connections.Such chains and lifting tackles shall be thoroughly examined by a competent person once at least in every twelve months and particulars entered in the Register and Register kept in accordance with Rule 63.]
