少妇仑乱a毛片无码,a级国产片免费观看,九九线精品视频在线观看,免费的又色又爽又黄的视频本

Flanged self-operated pressure regulating valve ZZYP/ZZZYVP

Parameters

  • Valve body/valve cover WCB, 304, 316, 316L, duplex steel, etc.
  • spool, valve seat 304, 316, 316L, PTFE, etc.
  • stem 304/316/316L, 17-4PH, etc.
  • bellows 304/316/316L
  • corrugated diaphragmreinforced nylon fabric nitrile rubber

Applicable industries

  • reinforced nylon fabric nitrile rubber

  • Petroleum, chemical, electric power, metallurgy, food, textile, machinery manufacturing

  • residential buildings

Product overview

ZZYP type self-operated pressure regulating valve does not require any external energy, the use of the regulated medium itself to regulate the actuator products.