The fast open-close and safe cut-off electric ball valve has compact structure, fast speed response, tight closing, safety, reliability, stable performance, large output torque, higher output rotating speed and convenient use, and meets the requirements of the specifications.李鹏云...
One valve fits all ! 派克提供手动,气动和电动控制的B系列球阀。为过程控制和仪器仪表应用领域中的流体提供90°快速开关控制。多种阀体,阀座和密封材料可选,以适应阀门广泛的压力(压力上限6,000 PSI) 和温度(温度上限450F/232C)范围.Parker's B Series Ball Valves are available manually, pneumatically, and ...
is at full close position. At the full close and full open position, the deposition contamination or media in valve body cavity can be bled also. And if contamination is bled regularly, the damage from contamination to valve sealing surface can be reduced and valve service life can be ...
The tow independent external travel stop adjustment bolts can adjust±5°at both open and close directions easily and precisely. 7,High performance springs Preloaded coating springs are made form the high quality material for resistant to corrosion and longer service life, which can be deno...
The change of the valve seat port is proportional to the stroke of the valve disc. It is mainly used to cut off or connect the medium in the pipeline, and can also be used for the regulation and control of the fluid. It is a pipeline...
How to judge your valve is open or close? One question that plagues both homeowners and professionals alike is: "Is my valve open or closed?" If you have a butterfly or ball valve, the direction of the handle indicates whether the valve is open or closed. If you have a stop...
Dervos Valves is a professional industrial valve manufacturers,specializes in electric and manual valves,including ball valves,gate valves,butterfly valves,check valves and other special pipe valves,also offer best purchasing suggest.
申请(专利权)人: KITAZAWA VALVE:KK 发明人: T Hisao 摘要: PURPOSE:To keep off any leakage of fluid from metal-to-metal contact between a ball and a seat by constituting the seat installed between a body and the ball from an almost funnel-shaped metallic seat ring and an almost U-shaped...
美国ALSO艾索蝶阀(Pneumatic three way ball valve) type three way ball valve is used to change the flow direction of medium. It can connect mutually perpendicular two pipelines. T type three way ball valve (Q645F) is utilized to divert, interflow and flow reversal.Pneumatic Three way Ball Valve...
How to judge your valve is open or close? One question that plagues both homeowners and professionals alike is: "Is my valve open or closed?" If you have a butterfly or ball valve, the direction of the handle indicates whether the valve is open or closed. If you have a...