FQ-Z Series Needle Valve

Overview and application

Pressure resistance, good sealing, often used in power station, oil refining, chemical plant and instrument measuring pipeline.

Technical parameters

  • Nominal size: DN6~DN40 (1/4″~2″)

  • Pressure grade: PN6~PN320 (Class150~2000)

  • Operating temperature: -40℃~500℃

  • Connection: flange type, thread type, welding type

Materials

  • Valve body: stainless steel

  • Spool: stainless steel hard treatment

  • Seat: stainless steel hard handling