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This part of EN 746 gives the specific hazards and safety requirements that shall be provided by the manufacturer for Quenching Equipment, whether it is used as an independent unit or an integrated part of a plant. This part of EN 746 does not cover specific hazards and safety requirements for Salt Bath bath equipment used as a quenching means (see EN 746-5:2000). This part of EN 746 does not cover the handling, storage, transport, disposal, transfer or regeneration of the quenching media and processed material outside the limits of the equipment. This part of EN 746 standard applies not only to the normal operation of the equipment but also to the safety of personnel and property when foreseeable faults occur in them. Examples of quenching equipment are shown in Fig. 1 and Fig. 2. NOTE: There are many variations in the design of quenching equipment. Only two examples of the various types are given in this text.