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2219 Series Severe Service Needle Valves
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2219 Series Severe Service Needle Valves
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Item # 2219N8HC
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Item # 2219N8HC, 2219 Series Severe Service Needle Valves
List Price QUOTE
larger image
Needle valve for steam and severe service applications. Grafoil® packing below the stem threads provides exceptional service at temperatures up to +1000 ºF (+538 ºC). The non-rotating 316 stainless steel stem tip prevents galling.
Unit of Measure:
Imperial
Metric
Both
Specifications
·
Typical Applications
·
Features & Benefits
·
Materials of Construction
·
For Your Safety
Specifications
Series
2219
Type
Needle Valve
Body Style
Globe
Body Material
Hastelloy® C-276
Stem Tip
316 Stainless Steel
Inlet
1/2" Tube Socket Weld
Outlet
1/2" Tube Socket Weld
Max. Operating Pressure
6000
psig
414
bar
Operating Temperature
-100 to 1000
ºF
-75 to 538
ºC
Orifice Size
0.25
in
6.4
mm
Typical Applications
Steam service in power plants
Hot condensates
Features & Benefits
Meets ANSI 900# specifications
Grafoil® packing below threads isolates threads from media.
Non-rotating 316 stainless steel stem tip prevents galling
High pressure / high temperature use
All standard components are 316 stainless steel
Standard 316 stainless steel cast handle
Fractional end connections available up to 1"; metric end connections up to 25 mm
Gyrolok®, female NPT, NPS-, or tube socket weld end connections
Bubble-tight leak testing at both seat and packing
Materials of Construction
Description
Material
1
Handle
316 stainless steel
2
Stem assembly
316 stainless steel
3
Packing nut
316 stainless steel
4
Body
316 stainless steel
5
Packing
Grafoil®
6
Packing washer
316 stainless steel
* This listing contains standard valve information only.
For Your Safety
It is solely the responsibility of the system designer and user to select products suitable for their specific application requirements and to ensure proper installation, operation, and maintenance of these products. Material compatibility, product ratings and application details should be considered in the selection. Improper selection or use of products described herein can cause personal injury or property damage.
MORE IMAGES
·
Hoke Needle Valve 2219 Series Dim. Drawing
DOWNLOADS
Technical Data
(JPG, 102KB)
Hoke Needle Valve 2219 Series Drawing
(GIF, 290KB)
Pressure vs Temperature Curve
(GIF, 23KB)
Flow Curves
(GIF, 21KB)
Hoke 2219 Series Catalog
(PDF, 140KB)