¥ 680.00
1-9件起订
¥ 560.00
≥10件
DN50-DN1800
品牌 型号 ..
刀型闸阀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
主要性能规范 Key performance indicators
