Needle Valves: CP-01

Back-Seat Needle Valve (FxF)
Up to 210 bar (3000 PSI)

TECVAL cp01-1x1

TECVAL CP-01 needle valves are designed to work with liquids under both high pressure and temperature service. The back-seat allows a free packing change while the valves are in service. They are for use in chemical plants, water treatment plants, refineries, laboratories and gas companies, as well as in the general industry.


  • Meal-to-metal shut-off.
  • Movable stem tip.
  • Easy packing external adjustment.
  • Free packing change in service.
  • PTFE packing.
  • 100% tested.


  • V stem.
  • Soft movable stem tip in Kel-F.
  • Grafoil packing for high temperature.
  • Stellited seats.
  • Bleed screw in outlet.
  • Automation through multi-turn actuator.
  • Aluminium handle wheel.
  • Handle safety lockout.

Technical data

Maximum Pressure

Up to 210 bar (3000 PSI)

Temperature Range

-20ºC/400ºC (-4ºF/752ºF)


Threaded NPT (ANSI B1.20.1)
Theaded BSP (DIN ISO 228-1)
Socket Weld SW (ANSI B16.11)
Buttweld BW (ANSI B16.25)

VIC Grooved

Dimensions 1/4"3/8"1/2"3/4"1"1¼"1½"2"2½"3"
C Opened899294100109169173179225230
C Closed8383889195150150150190195
Orifice Size 6.581014161922252835
Flow Coefficient (Cv)

AISI-316L (1.4404)

Duplex (1.4462)

SuperDuplex (1.4410/1.4501)

Special Alloys (For detailed information consult attached data sheet)


PartAISI-316L Duplex SuperDuplex Special Alloys 
1 Bar handleAISI-316L (1.4404)AISI-316L (1.4404)AISI-316L (1.4404)AISI-316L (1.4404)
2 Handle screwAISI-304 (1.4301)AISI-304 (1.4301)AISI-304 (1.4301)AISI-304 (1.4301)
3 NutAISI-316L (1.4404)AISI-316L (1.4404)AISI-316L (1.4404)AISI-316L (1.4404)
4 GlandAISI-316L (1.4404)AISI-316L (1.4404)AISI-316L (1.4404)AISI-316L (1.4404)
5 PackingP.T.F.E.P.T.F.E.P.T.F.E.P.T.F.E.
6 BonnetAISI-316L (1.4404)Duplex (1.4462)Superduplex (1.4410/ 1.4501)Special alloy
7 StemAISI-316L (1.4404)Duplex (1.4462)Superduplex (1.4410/ 1.4501)Special alloy
8 Movable stem tipAISI-316L (1.4404)Duplex (1.4462)Superduplex (1.4410/ 1.4501)Special alloy
9 BodyAISI-316L (1.4404)Duplex (1.4462)Superduplex (1.4410/ 1.4501)Special alloy
TECVAL cp01-desp-cotes
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