现场仪表
气动衬氟开关/调节蝶阀
阀体形式Body type | 直通铸造蝶阀Through cast butterfly valve |
公称通径Nominal diameter | DN50~500mm |
公称压力Nominal pressure | PN1.0、1.6MPa |
法兰标准Flange standard | JIS B220、JB/T79、ANSIB16.5-1981、GB/T9113、HG20594-97、HG20618-97等JIS B220、 JB/T79、ANSIB16.5-1981、GB/T9113、HG20594-97、HG20618-97 etc |
连接形式Connection type | 法兰式、对夹式Flange type, wafer type |
阀盖形式Bonnet type | 一体式All-in-one |
压盖形式Gland type | 压盖压紧式Gland pressing type |
密封填料Sealing packing | V型聚四氟乙烯填料,柔性石墨填料V-shaped PTFE packing, flexible graphite packing |
阀板形式Disk type | 垂直板式(蝶形Vertical plate type (butterfly type) |
流量特性Flow characteristic | 等百分比、快开、线性Equal percentage, Quick-opening, linear |
执行器型号Model No.of actuator | GT系列、SR系列、AT系列、AW系列、TH(QGSY)系列单双作用气动执行器Model GT,SR,AT, AW or TH(QGSY) single or double-acting pneumatic actuator |
供气压力Air supply pressure | 400~700KPa |
气源接口Air supply connection | G1/4"、G1/8"、G3/8"、G1/2" |
环境温度Ambient temperature | -30~+70℃ |
作用形式Mode of action | 单作用执行机构:气关式(B)--失气时阀位开(FO);气开式(K)-失气时阀位关(FC) singte-acting actuator;air-to-close (B)- the valve is opened (FO) while the air is exhausted:ir-to-open (K)-- the valve is closed (FC) while the air is exhausted |
双作用执行机构:气关式(B)-失气时阀位保持(FL);气开式(K)-失气时阀位保持(FL)Double-acting actuator;air to-close (B)-the valve holds (FL) while the air is exhausted;air-to-open (K)-the valve holds (FL) while the air is exhausted | |
可配附件Optional accessories | 定位器、电磁阀、空气过滤减压器、保位阀、行程开关、阀位传送器、手轮机构等Positioner,electromagnetic vaive,arr ruter pressure requcer, positioning valve.stroke switch, valve position conveyor, handwheel mechanism etc |