Page 36 - Industrial Ancillaries 2020 Catalogue (Sterling)
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01
H-99 Series Needle Valves
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Regulating V-Stem Non-Rotating CALL Stem Stem
FEATURES
• Blow-out Proof Stem
• MAWP up to 10,000 psi (690 bar)
• MAWT up to 600°C (1112°F)
• Size range: 1/4" to 1" or 6 mm to 25 mm GENERAL
GENERAL
H-99 & H-99HP Series Needle Valves offer a general-service valve of rugged design and construction. It is available in stainless steel to suit a wide range of services.
Capable of withstanding high pressures (10,000 psi maximum) and high temperature.This valve is typically used in a severe environment, high pressure sampling systems, high pressure shut-down systems and test stands.
TREATING & PACKAGING
HAM-LET® H-99 & H-99HP Needle Valves are treated with HAM-LET® Passivation Cleaning and Packaging (Procedure 8075).
Special Cleaning for Oxygen service is available upon request.
H-99 & H-99HP Series Needle Valve designs have been tested for Proof & Burst. Every Valve is factory tested with Nitrogen at 1000 psi (69 bar). Maximum allowable leakage across seat is 0.1 std cc/min.
PACKING ADJUSTMENT
Designed to suit a wide range of services, the H-99 Series is capable of withstanding high pressures of 10,000 psi (680 bar) maximum.
Applications include:
• Corrosive service
• High-pressure sampling systems • High-pressure shut-down systems
ALTERNATIVE STEMS
Available with a choice of stem-tip options to allow greater exibility.
Regulating: Used where some degree of ow control is required. V-Stem: Standard stem tip used for general-purpose liquids & gases. Non-Rotating: Typically in high-cycle applications to extend valve life, designed to prevent galling between the seat and stem.
H-99 Series Needle Valve
Female Thread NPT
Temperature Range:
-51°C to +232°C
Working Pressure:
Max. 680 bar (10,000 psi)
• General service H-99 Series NPT needle valve • All valves have a regulating stem
• Different stems available on request
240
Working
Part No. NPT Pressure Price
psi
H-99-SS-N-R-1/4-V-SS 1/4 10000 £87.85
H-99-SS-N-R-3/8-V-SS
H-99-SS-N-R-1/2-V-SS
3/8 8000 CALL
1/2 6000
Instrumentation
