PRODUCT DETAILS SPRING LOADED WITH METALLIC DIAPHRAGM END DETAILS SCREWED FEMALE ENDS,BSP TAPER THREADS TO BS:21 TESTING 500 psig.(Hyd.) WORKING PRESSURE MAX.INLET PRESSURE 250psig STEAM. OUTLET REDUCED PRESSURE RANGES 20/80, 40/125 & MAX. WORKING TEMP. 437ºF (225ºC) MATERIALS OF CONSTRUCTION S. NO. PART’S NAME MATERIALS SPECIFICATIONS 1 ADJUSTING SCREW CARBON STEEL BS:916 2 LOCK NUT CARBON STEEL BS:916 3 YOKE BUSH BRONZE BS:1400 LG2 4 UPPER SPRING DISC S.G.I BS:2789 5 CHAMBER SPRING SPRING STEEL EN47 6 SPRING CHAMBER CAST IRON BS:1452 Gr220 7 BOLTS & NUTS CARBON STEEL BS:916 8 LOWER SPRING DISC BRONZE BS:1400 LG2 9 GASKET STEAM JOINTING —– 10 SEAT CAP BRONZE BS:1400 LG2 11 MAIN VALVE STEM BRONZE BS:1400 LG2 12 BODY BRONZE BS:1400 LG2 13 BODY SPRING SPRING STEEL EN47 14 GASKET STEAM JOINTING —– 15 BOTTOM COVER BRONZE BS:1400 LG2 16 PLUG BRONZE BS:1400 LG2 17 DIAPHRAGM S.S. AISI-304 18 TOMMY BAR CARBON STEEL —– 19 COVER CAST IRON BS:1452 Gr220

PRODUCT DETAILS SELF ACTING SPRING OPERATED PRESSURE REDUCING VALVE, THE DOWN PRESSURE IS ACTUATED BY THE SPRING FORCE ACTING ON DIAPHRAGM. END DETAILS FLANGED ENDS TO BS:4504,PN10 TESTING HYDRAULIC BODY :- 18 BAR SEAT :- 16 BAR REDUCING PRESSURE RANGE 0.8 BAR TO 8 BAR MATERIALS OF CONSTRUCTION PART NO. PART’S NAME MATERIALS SPECIFICATIONS 1 ADJUSTING SCREW BRONZE BS:1400 LG2 2 CHECK NUT BRONZE BS:1400 LG2 3 SPRING SPRING STEEL BS:1726 (EN-47) 4 BODY BRONZE BS:1400 LG2 5 DIAPHRAGM DISC BRONZE BS:1400 LG2 6 RUBBER DIAPHRAGM RUBBER NITRILE 7 SPRING CHAMBER BRONZE BS:1400 LG2 8 STEM BRONZE BS:1400 LG2 9 SEAT HOLDER CAP BRONZE BS:1400 LG2 10 SEAT RUBBER NITRILE 11 SEAT RETAINER BRONZE BS:1400 LG2 12 BOTTOM PLUG BRONZE BS:1400 LG2 13 SEAT RETAINER CAP BRONZE BS:1400 LG2 14 GASKETS C.A.F. —– DIMENSIONS IN mm NOMINAL SIZE A B~ C~ D~ T ∅E 15mm 94 70 54 131 6.5 95 20mm 102 90 66 156 6.5 105 25mm 118 120 72 192 8.0 115 32mm 134 120 76 196 8.0 140 40mm 170 152 78 230 9.5 150 50mm 205 180 90 270 11.0 165 65mm 240 225 120 345 13.0 185 80mm 250 240 130 370 16.0 200 NOTE:- DUE TO CONTINOUS DEVELOPMENT PROGRAMME, DESIGN & DATA IN THIS LEAFLET ARE SUBJECT TO CHANGE WITHOUT ANY NOTICE.

PRODUCT DETAILS SELF ACTING SPRING OPERATED PRESSURE REDUCING VALVE, THE DOWN PRESSURE IS ACTUATED BY THE SPRING FORCE ACTING ON DIAPHRAGM END DETAILS SCREWED FEMALE TO BS:21 TESTING (Hyd.) BODY :- 18 BAR SEAT :- 16 BAR REDUCING PRESSURE RANGE 0.8 BAR TO 8 BAR MATERIALS OF CONSTRUCTION PART NO. PART’S NAME MATERIALS SPECIFICATIONS 1 ADJUSTING SCREW BRONZE BS:1400 LG2 2 CHECK NUT BRONZE BS:1400 LG2 3 SPRING SPRING STEEL BS:1726 (EN-47) 4 BODY BRONZE BS:1400 LG2 5 DIAPHRAGM DISC BRONZE BS:1400 LG2 6 RUBBER DIAPHRAGM RUBBER NITRILE 7 SPRING CHAMBER BRONZE BS:1400 LG2 8 STEM BRONZE BS:1400 LG2 9 SEAT HOLDER CAP BRONZE BS:1400 LG2 10 SEAT RUBBER NITRILE 11 SEAT RETAINER BRONZE BS:1400 LG2 12 BOTTOM PLUG BRONZE BS:1400 LG2 13 SEAT RETAINER CAP BRONZE BS:1400 LG2 14 GASKETS C.A.F —– DIMENSIONS IN mm NOMINAL SIZE A B C D 15mm 68 77 54 131 20mm 77 90 66 156 25mm 91 120 72 192 32mm 106 120 76 196 40mm 137 152 78 230 50mm 170 180 90 270 65mm 200 225 120 345 80mm 204 240 130 370 NOTE:- DUE TO CONTINOUS DEVELOPMENT PROGRAMME, DESIGN & DATA IN THIS LEAFLET ARE SUBJECT TO CHANGE WITHOUT ANY NOTICE.