ISO 4179-2005 压力和非压力管道用球墨铸铁管和配件.水泥灰浆内衬

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标准号:ISO 4179-2005
中文标准名称:压力和非压力管道用球墨铸铁管和配件.水泥灰浆内衬
英文标准名称:Ductile iron pipes and fittings for pressure and non-pressure pipelines - Cement mortar lining
标准类型:H41
发布日期:1999/12/31 12:00:00
实施日期:1999/12/31 12:00:00
中国标准分类号:H41
国际标准分类号:23.040.10;23.040.40
适用范围:This International Standard specifies the nature, the method of application, the surface condition and the minimum thickness of internal linings of cement mortar for ductile iron pipes and fittings for pressure and non-pressure pipelines as defined in ISO 2531 and ISO 7186. It covers cement mortar linings which are used to improve the hydraulic properties of pipes and fittings compared to un-lined pipes and fittings and/or to prevent corrosion damage and includes special requirements for linings of gravity sewers operating partially filled. It also covers linings used for the conveyance of particularly aggressive fluids, where the following solutions may be used either separately or in combination: a) an increase in the thickness of the lining; b) a change of the type of cement; c) a coating over the lining.

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