IS 3042-1965

标准号：IS 3042-1965
发布日期：1965/7/1 12:00:00
实施日期：1999/12/31 12:00:00
适用范围：1.1 This specification covers single faced sluices from 200 to 1 200 mm sizes of different shapes with rising (sliding) and non-rising (rotating) spindles.1.2 Tho specification is limited to sluices which are suitable for general use only and for the following types of special uses:a) For wall mounting in situations where small and medium volumes of raw or filtered water, storm water or sewage are to be con-trolled and a single faced seal is required on the waterway for isolating purposes;b) For water supply draw-off and purification work], sewage plants, ordinary land drainage and irrigation canals, hydro-electric collecting aqueducts and tailraces;c) For unbalanced head restricted to 15 m, tending to push the door on to the frame and thereby helping stanch leakage past the sealing face; andd) For manual operation by handwbeel /tee-key/frame or floor mounting headstocks with or without gearing.1.3 The designs given in the standard may be adopted to electric, hydraulic or pneumatic power operation to suit specific duty provided operating conditions are within the stated limitations and are not at variance with those already specified.1.4 The standard does not lay down requirements for actuating gear which is left to the mutual agreement between purchaser and manufacturer.1.5 This standard does not cover the types of sluices where the operating forces tend to push the door away from the frame.