| Gauge Valve |
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| Gauge Screwed Bonnet Needle Valve (Model GSNV 2) With Bleed Plug Straight & Angle Pattern) |
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| Tubefit part no. |
H |
W |
H1 |
L |
Size |
CV |
ORIFICE |
| GSNV-6K-S6-8NMX8NF |
77(3.03") |
32"(1.26") |
84(3.31") |
90(3.54") |
1/2"(Mxf) |
0.45 |
4.7(0.18") |
| GSNV-6K-S6-8NMX8NM |
77(3.03") |
32"(1.26") |
84(3.31") |
90(3.54") |
1/2"(MxM) |
0.45 |
4.7(0.18") |
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| Bonnet Assembly : |
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Screwed bonnet design. |
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Bonnet - back seated blow out proof |
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Spindle - ground and thread rolled. |
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Spindle tip - non rotating tip shut off type - regulting and soft seated. Packing below thread. |
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Bonnet pusher - silver plated for anti galling freezing for increased stem cycle life. |
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Dust cap protects stem threads from externals contamination leak tight seal with low operating torque. |
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| Technical specifications : |
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End Connection : NPT, BSPT , Socket Weld. |
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Working Pressure : 6000 psi (431 bar) |
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Temperature Rating : ptfe 450° f (232 ° c ) grafoil 700 °f (371° c) |
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Material of Construction : SS 304 , Monel , C.S , SS 316 |
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Stem Pcking : PTFE Grafoil |
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Orifice: ø4.7 |
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All valves are 100% factory tested prior to shipment. |
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Optional sour gas service valves are available confirming to nace STD MR - 01 - 75 |
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| Application : |
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Pressure switches, gauges & differential pressure , pressure transmeters suitable for block & bleed assemblies to test pressure source required in sampling line or plug valve. Refineries, liquid petroleum gas processing plant petro- chemical plants systems difficult to shut of due to solid contents dust, rust, dirt etc |
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| Testing : |
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Pneumatic seat test is performed at 1/4 of working pressure hydrostatic shell test is performed at 1.5 times the working pressure optional test are available upon request. |
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| Lubrication : |
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Molybdenum disulphide (mo s2) |
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