标 准 编 号：BS EN 1591-1-2001+A1:2009 简体中文标题：法兰和接头.带衬垫的环形法兰连接的设计规则.计算方法繁体中文标题：法兰和接头.带衬垫的环形法兰连接的设计规则.计算方法English Name：Flanges and their joints - Design rules for gasketed circular flange connections - Calculation method ...