This British Standard specifies requirements for thermoplastics ancillary access fittings suitable for the construction of gravity drains and sewers, other than conventional branches, bends and couplers which are covered in BS EN 1401-1:1998. It is applicable to access fittings with nominal sizes of 110 and 160 together with necessary joints and accessories. Methods of test, associated guidance and information on quality control testing are given in annexes A to C.
BS 4660-2000由英国标准学会 GB-BSI 发布于 2000-01-15,并于 2000-01-15 实施。
BS 4660-2000 在中国标准分类中归属于: Q81 供水、排水器材设备,G33 塑料型材,在国际标准分类中归属于: 83.140.30 塑料管、配件和阀门,91.140.80 排水系统,93.030 外部污水排放系统。
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