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G.M. SAFETY VALWES / RELIEF VALVE

GUN METAL SAFTY VALVE

Specification & Features:
Straight Pattern, Open Discharge,
Screwed Male Threads at Inlet to BS 21.
Angle Pattern, Enclosed Discharge, Screwed Male Threads
at Inlet and Screwed Female Ends at Outlet to BS 21.
These Valves start opening at the set pressure & open in
direct proportion to the increase, in order of set pressure.
These should be installed nearer to the pressure vessel they
protect. When installed, they should be one size smaller
than the pipeline size.

Forged Steel Check Valve CODE # GM-510

Forged Steel Check ValveCODE # GM-511

Materials of Construction:
S.No. NAME OF PART MATERIAL STANDARD
1.
2.
3.
4.
5.
6. 
7.
8.
Adjusting Screw
Locking Nut
Spring Chamber
Spring Disc
Spring
Stem
Disc
Body
Bronze
Brass
Bronze
Bronze
Carbon Steel
HT Brass
Bronze
Bronze

BS: 1982 CC491K
BS: EN 12165 Gr. W617N
BS: 1982 CC491K
BS: 1982 CC491K
EN 44
BS: 1982 CC491K
BS: 1982 CC491K

TESTING:
Each Safety / Relief Valve is tested for Body and Seat Tightness at 300 Psig (Hyd.)

Sizes / Dimensions:
Sizes Dimensions (mm)
Inches. mm H L
1/2" 15 148 38
3/4" 20 160 39
1" 25 178 48
1.1/4" 32 180 50
1.1/2" 40 210 59
2" 50 255 59
Bronze Safety
Setting : The Safety / Relief Valve is normally pre-set at 5 Bar but is adjustable from 2 Bar to 10 Bar. To set the pressure, connect the male inlet end of the valve to the supply system which is fitted with a pressure gauge. Unscrew the locking Nut. Set the Adjusting Screw with a spanner by turning clockwise to increase the

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Jalandhar - 144 012 (PB) INDIA

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                +91 181-2611842
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