国产公开人成免费_在线A一级毛片免费完整视频_亚洲欧洲日本视频在线_八戒八戒神马影院www_欧美亚洲另类丝袜综合网_99精品無碼人妻一區二區三區_一级做人爰全程视频在线看_精品一区国产VR_欧洲美熟女乱又伦视频免费_黄页免费在线播放

Pneumatic single seat diaphragm control valve adopts top guide structure, the body structure is compact, the fluid channel is S-streamline, the pressure drop loss is small and the flow flux is large, the adjustable range is wide, the flow characteristic precision is high.Valve guide part of the guiding area is large, has the characteristics of strong anti-vibration performance, valve seat closing performance in line with G B/ under 4213-92 standard, regulating valve with multi-spring film actuator, with small structure output force, more suitable for high temperature, low temperature and valve before and after the pressure difference is not big occasions to use.

Product model: ZXP
Material of valve body: WCB, 304, 316, 316L
Spool material: 304, 316+STL\PTFE
Valve seat material: 304, 316+STL;PTFE
Connection: Flange, thread, welding
Seat type: single seat, double seat, sleeve
Bonnet type: standard, low temperature, heat dissipation, bellows seal type
Pneumatic actuators: multi-spring film actuators
Pneumatic accessories: electric positioner, air filter pressure reducing valve, hand wheel, protection valve