BS EN 1092-2-1997 法兰及其连接.按PN标注的管、阀门、管接头和附件的圆形安装法兰.第2部分:铸铁法兰

标准号：BS EN 1092-2-1997
中文标准名称：法兰及其连接.按PN标注的管、阀门、管接头和附件的圆形安装法兰.第2部分:铸铁法兰
英文标准名称：Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Cast iron flanges
标准类型：J15
发布日期：1997/9/15 12:00:00
实施日期：1997/9/15 12:00:00
中国标准分类号：J15
国际标准分类号：23.040.60
适用范围：This standard specifies requirements for circular flanges made from ductile, grey and malleable cast iron for DN 10 to DN 4000 and PN 2,5 to PN 63. (See 4.1 and 4.2). This standard specifies the types of flanges and their facings, dimensions and tolerances, bolt sizes, surface finish of jointing faces, marking, testing, quality assurance and materials together with associated pressure/temperature (p/T) ratings.