D71X/F-16P对夹式蝶阀304手柄不锈钢蝶阀手动DN50 65 100 150 200

D971X-16 电动对夹四氟不锈钢橡胶蝶阀DN40 50 65 80 125 150 300

涡轮对夹蝶阀D371X-16Q手动蝶阀DN50 65 80 100 125 150 200蒸汽

D971X16防爆电动蝶阀电动防爆阀DN50DN65DN80DN100DN300原厂

D671F-16QP气动不锈钢四氟衬胶对夹蝶阀 DN 50 65 80 125 150 200

电动法兰式蝶阀 D941X-16Q不锈钢水阀dn50 65 80 100 150 250 300

D371X/F-16P不锈钢涡轮对夹式衬四氟蝶阀DN50 65 80 100 125 150

气动UPVC塑料蝶阀 D671X-16S 耐酸碱腐蚀DN65 80 100 150 200 300

手柄对夹式蝶阀D71X-16手动式铸铁不锈钢蝶阀DN45 50 65 80 125