角式截止阀◆产品型号：J44H/Y◆产品报价：【设计与制造标准】●设计与制造：GB12233●法兰尺寸：JB/T79GB9113●结构长度：GB12221●检验与实验：GB/T13927【结构图】【J44H/Y型角式截止阀安装尺寸及重量】GB1.6MPaDN506580100125150L125145155175200225H375390425515535570D0200250250300300350GB2.5MPaGB4.0MPaDN506580100125150506580100125150L125145155175200225125145155175200225H375390425515535570375390425515535570D0200250250300300350200250250300300350GB6.4MPaDN506580100125150L150170190215250275H390425450565675715D0200250250350400450◆本页关键字：角式截止阀)