电动 气动 铸钢 不锈钢 双流向蝶阀》双向密封蝶阀》电动 蜗轮双向密封硬密封蝶阀○主要参数/Main Parameter Specification
·设计和制造/Design and Manufacture: GB/T12238 JB/T8527
·结构长度尺寸/Face to Face Dimension): GB/T12221
·连接端尺寸/Connection Dimension: JB GB HG SH
·驱动方式: 手动、齿轮箱、电动、气动、液动
·Tepe of Operation: Manual、Gear、Electric、Pneumatic、Hydraulic
·检验和试验/Test and Inspection: JB/T9092 GB/T13927
○生产范围/The Range Of Production
·口径/Caciber DN50-DN2000 ·压力/Pressure 1.0Mpa -1.6Mpa