标 准 号：BS EN 1514-6-2003 简体中文标题：法兰及其连接件.PN标示法兰用垫圈的尺寸.钢法兰用涂覆的有锯齿金属垫圈 繁体中文标题：法兰及其连接件.PN标示法兰用垫圈的尺寸.钢法兰用涂覆的有锯齿金属垫圈 English Name：Flanges and their joints - Dimensions of gaskets for PN-designated flanges - Covered serrated metal gaskets for use with steel flanges ...