DIN 4925-3-2017 管井用未增塑聚氯乙烯井滤网和铸件.第3部分:带梯形螺纹的DN250至DN400

标准号：DIN 4925-3-2017
中文标准名称：管井用未增塑聚氯乙烯井滤网和铸件.第3部分:带梯形螺纹的DN250至DN400
英文标准名称：Well screens and casings of unplasticized polyvinylchloride (PVC-U) for tube wells - Part 3: DN 250 to DN 400 with trapezoidal thread
标准类型：G33;E92
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：G33;E92
国际标准分类号：23.040.20
引用标准：DIN 103-1-1977;DIN 2000-2017;DIN 4925-1-2017;DIN 4925-2-2017;DIN 6164-1-1980;DIN EN ISO 178-2013;DIN EN ISO 179-1-2010;DIN EN ISO 527-2-2012;Elastomerleitlinie-2012;KTW-Leitlinie-2016-03;RAl 840 HR
适用范围：The document is applicable to plastics well screens and casings of PVC-U with nominal diameters DN 250 to DN 400 and with trapezoidal thread for fitting out of tube wells for the obtaining of ground water.