暗杆楔式闸阀主要外形尺寸公称通径Dg(mm)尺寸（mm）重量(kg)LDD1D2bz-φdHD050180160125100204-1834518017651951801451203761802080210195160135224-18417200271002302151801558-1846020050125255245210185248-18525240701502802802402108-2356724095200330335295265268-23705320150250380390350320288-2380032020030042044040036812-238864002803504505004604283016-239684003604004805655154823216-25109050050045051061556553220-2511755005905005406706205853420-2514147206806006007807256853620-3015937209517006608958408004024-3018128001950)