型号:手动对夹式刀型闸阀
规格:手动对夹式刀型闸阀
发货:3天内
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手动对夹式刀形闸阀Manual knife gate valve
设计制造 Design and manufacture: JB/T8691-1998
结构长度 structural length: GB/T15188.2-94
法兰连接 Flange connection: GB/T9113.1-2000 JB/T79-94
试验与验收 testing and acceptance: GB/T13927-92
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