船用法兰青铜截止阀GB/T587-2008
面议船用法兰青铜截止阀GB/T587-2008
面议船用外螺纹青铜截止阀GB595-83
面议船用外螺纹锻钢截止阀GB594-83
面议船用法兰铸铁截止阀GB/T590-2008.CBM1081-81.CBM1087-81
面议船用不锈钢截止阀CB/T3942-2002
面议船用法兰铸钢截止阀GB/T584-2008
面议5K F7305 10K F7307船用J类法兰铸铁截止阀 5K F7305 10K F7307 16K F7309
面议5K F7311 10K F7319船用J类法兰铸钢截止阀5K F7311 10K F7319 20K F7313 30K F7315
面议船用波纹管截止阀CB/T3945-2002
面议JIS F7365船用J类铸钢舷侧阀JIS F7365.CB/T4022-2005
面议