BS5163 英标暗杆软密封闸阀的简单介绍结构优点:流体阻力小,启闭力矩小,开闭较省力,介质流动方向不受限制,不扰流、不降低压力,结构长度较短,密封性能好,体形比较简单,铸造工艺性较好,适用范围广。BS5163 英标暗杆软密封闸阀的详细信息BS5163 NO-Rising stem resilient seated gate valve Body and Cover :ductile iron GGG50 DISC:GGG50+EPDM STEM:X20CR13 HAND WHEEL: GGG50 |