Gauge / Root Valves

Gauge/Root Valves : Series - GRV11

FEATURES

  • Available in material SS316, all wetted parts in accordance with NACE MR01-75
  • Heat Code Traceable to certified material test report
  • Bar Stock Body straight pattern
  • 1/2" and 3/4" Male to 1/2" Female end connections
  • 1/2" Female gauge port standard
  • Non rotating self centering stem tips is standard.
  • Every valve is factory tested

OPERATING PARAMETERS

  • Pressure Rating : upto 6000 psig (413 bar ) at CWP
  • Temperature Rating : -54ºC to 232ºC with standard PTFE packing upto 426ºC with Graphite packing

APPLICATION

  • General Plant service
  • Instrument Isolation
  • Hydraulic and Pneumatic
  • Pressure measurement devices
  • Venting

MATERIAL OF CONSTRUCTIONS

  No.   Component   Material
1 Bar Handle SS316
2 Set Screw SS316
3 Stem SS316
4 Stem Tip SS316
5 Packing Adjuster SS316
6 Lower Bonnet SS316
7 Bonnet Lock Nut SS316
8 Packing PTFE/Graphite
9 Packing Washer SS316
10 Washer SS316
11 Locking Pin SS316
12 Dust Cap PVC
13 Valve Body SS316

TESTING

  • Standard Test : Each valve is factory tested with nitrogen at 1000 psig (69 bar) for leakage at the seat and packing.
  • Optional Hydrostatic test : This test is performed with de-ionised water at 1.5 time the working pressure.
 
 

SHORT BODY DESIGN
End Connection Ordering Number
Inlet Outlet
1/2” Male NPT 1/2” Female NPT GRV11-SB8N-ET-NR
3/4”Male NPT 1/2” Female NPT GRV11-SB12N8N-ET-NR

EXTENSION BODY DESIGN
End Connection Ordering Number
Inlet Outlet
1/2” Male NPT 1/2” Female NPT GRV11-LE8N-ET-NR
3/4”Male NPT 1/2” Female NPT GRV11-LE12N8N-ET-NR

Note : For high temperature Graphite Packing will be used instead of PTFE. In ordering Number used ‘G’ for Graphite packing instead of ‘T’
Dimensions are for reference only and subject to change