ISO 9001:2008 الشركات المعتمدة لنظام إدارة الجودة
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Needle Valve
Forged Needle Valve Male * Female NPT
Tubefit part no. Nominal Size A' Close-C B' Open-O
IBNV-F-8NMX8NF 1/2 " (M) NPT X 1/2 " (F) NPT 38.1(1.5") 71(2.79") 61(2.40") 77(3.03")
IBNV-F-12NMX8NF 3/4 " (M) NPTX 1/2" (F) NPT 38.1(1.5") 71(2.79") 66(2.59") 77(3.03")
IBNV-F-12NMX12NF 3/4 " (M) NPTX 3/4" (F) NPT 38.1(1.5") 71(2.79") 66(2.59") 77(3.03")
Above part nos are only for SS 316 material of construction. In case of any other material of construction kindly mention in the order details.
One  piece  body ,  no  weld  joints.
Spindle : ground and thread rolled.stem tip 17-4ph for long life.
Testing :
Standard  Test :  each  valves  is  tested  with  nitrogen  at  1,000  psi   for seat  &  packing   leakage,  with  a  max.   Allowable    leak  rate  of  0 .1  std.  Cm3 / min.
Hydrostatic shell test is performed at 1.5 times the working pressure. Optional test are available upon request.
Lubrication :
Dye molly sulphide
Notes :
Optional graphoil packing  available for high temperature  application.
Panel nuts optional.
End connections available in male  or  female  bspp .bspt &   npt  threads.
Dimensions  are  for  reference  only.   Subject   to  change. 
Valve  can  be  supplied   to  meet  current   revision  of   nace   mr  - 01-75 (sourgas   service)
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