D943H-10CDN50電動煤氣蝶閥GB/T12229-2005
D943H-10CDN150電動通風蝶閥GB/T 26480
D943H-10CDN300電動煤氣蝶閥GB/T 13927
D943H-10CDN150鋼鐵廠電動蝶閥GB/T32808
D943H-10CDN300電動加長桿蝶閥GB/T12229-2005
D943H-10CDN150法蘭電動蝶閥GB/T 12229
D943H-10CDN100多層次蝶閥GB/T13927
D943H-10CDN125電動硬密封蝶閥GB/T32808
D943H-10CDN350法蘭電動蝶閥GB/T12229-2005
D943H-10CDN250熱力蝶閥GB/T9113
D943H-10CDN80法蘭電動蝶閥JBT-308-2004
D943H-10CDN350電動進口蝶閥GB/T12221
D943H-10CDN250電動暖通蝶閥GB/T12221
D943H-10CDN80電動進口蝶閥GB/T 13927
D943H-10CDN65開關型電動蝶閥JBT-308-2004
D943H-10CDN250電動加長桿蝶閥JBT-308-2004
D943H-10CDN150智能一體化電動蝶閥GB/T 12229
D943H-10CDN250多層次蝶閥GB/T12229-2005
D943H-10CDN300電動進口蝶閥GB/T 12229
D943H-10CDN100電動蒸汽閘閥GB/T9113