91000 Series
Top guiding type
This single seated valve is characterized by rigid top guiding to the plug.
The optimum
design configuration ensures very good flow control and stability. The simple design
makes it easy to maintain. Minimum replaceable parts give minimum inventory expenditure
for the user.
- TRIM: Contoured and soft
seated for general applications.
Single/Double Stage Deci-NillĀ® for effective Noise Reduction.
Single/Double Stage Cav-killĀ® for high pressure drop applications and Cavitation
Control.
Specially designed trims are available for severe service and wide range of service
conditions and fluids to handle
- Valve Size: 1/2" to 8" as
standard. Bigger sizes available as per process requirement.
- Cv: Standard and wide range of
Trims are available for handling Cv from 0.1 to 640, depending on valve
size.
- Pressure ratings: ASME
Pressure Class ratings 150 to 2500 and equivalent ratings in PN. Valves to suit
other National/International standard are available on request.
- Seat leakage:Standard leakage
Class IV as per IEC 534-4 /ANSI-FCI 70.2. Class V and Class VI is available on
request
- Metallurgy: Body & bonnet:
Carbon Steel, Alloy Steel, Stainless Steel as standard.
- Trims: Stainless steel and
hard-faced trim available as standard. (Special metallurgy in Duplex, Super
Duplex etc. are available on request).
- Bonnet: Standard design is
without extension. Extended and bellows type bonnets will be provide based on
application
- Packing: Standard and Low
emission packing are available
- End Connection: Flanged or Butt
welded as per client requirement. Socket welded and screwed ends are available
up to 2" size
- NACE:
Standard is without NACE compliance. Compliance to NACE MR 0175 is on
request
- Testing: As per
ASME B16.34
- NDT: RT, MPI and LPT are
available on request