DIN3352F5Non-RisingStemMetalSeatedGateValve设计标准Design:DIN3352结构长FacetoFace:DIN3202F5法兰标准Flanges:EN1092-2PN16阀体Body:灰铁EN-GJL-250;闸板Wedge:灰铁EN-GJL-250阀杆Stem:AISI420/2CR13;阀盖Bonnet:灰铁EN-GJL-250压力:PN16环氧树脂喷涂Productcolor:BlueRAL5017)