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Contact SupplierFEATURES
Available in SS316, all wetted parts in accordance with NACE MR01-75
• Heat Code Traceable to certified material test report
• Bar Stock Body Straight and angle patterns, Panel Mountable
• Rolled and plated thread for greater strength and smoother operation
• Packing below the threads prevents lubricant washout
• Variety of end configuration includes SEALEXCEL® Well-Lok™ Tube Fittings,
Male / Female NPT, BSPT, BSPP pipe and tube socket weld connections
• Flow coefficients (Cv) from 0.35 to 2.2
• Orifice size : 0.156" (4mm), 0.250" (6.4mm) and 0.437" (11mm)
• Every valve is factory tested.
OPERATING PARAMETERS
Pressure Rating : upto 6000 psig (408 bar) at CWP
Temperature Rating : -54ºC to 232ºC with PTFE packing
: upto 426ºC with optional graphite packing
STEM
SEALEXCEL Needle Valves are available with choice of optional stem to provide greater flexibility.
NON-ROTATING (NR) : It is Standard self centering non rotating stem tip typically used in high cycle application to extend
the valve life.
V-STEM (VS) : It is used for general purpose liquid and gases.
SOFT SEAT (SS) : A soft seat stem requires a lower sealing torque, It is replaceable and suitable for temperature
upto 120ºC
REGULATING STEM (RS) : It is used where some degree of flow control required
No. | Description | Feature and Benefits |
1 | Anti Blow-out Stem | i) Rolled and plated stem threads for excellent Stem performance & extended service life. II) Non Rotating self centering stem tip for superior & repeatable perfect sealing. III) Burnished stem at packing area to ensure low torque operation of the valve & reduction in packing wear. |
2 | Stem Tip | Burnished to achieve high grade surface finish and work hardness for excellence performance and extended service life |
3 | Packing Bolt | Allows packing adjustment in open or close position. |
4 | Packing | Packing below the threads protects the flow stream from lubricant contamination on the threads or wash out and also protect the stem threads from potential damaging effects of the media. |
5 | Locking Pin | To prevent accidental loosening / disassembly of valve. |
6 | Bonnet Lock Nut | For safety to prevent accidental loosening of packing bolt |