UNP POLYVALVES (INDIA) PVT. LTD.
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           Our Products 		  UNP POLYVALVES (INDIA) PVT. LTD.
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Ball Check............. PLASTIC VALVES & PIPING SYSTEMS
ABOUT US MATERIAL FACILITIES APPROVALS TEST / STANDARDS
   
 
  DIAPHRAGM VALVE : -
DIAPHRAGM VALVE   DIAGRAM
 
 
     
 
Material Specification  
SR.NO DESCRIPTION QUANTITY MATERIAL
1  BODY 1 PVDF / ISO. PP / P.P / PTFE
2 BONNET 2 ISO. PP / P.P / PVDF / PTFE
3 DIAPHRAGM 1 EPDM / VITON / NEOPRENE PTFE LINED RUBBER
4 HAND WHEEL 1 POLYPROPYLENE
5 SLEEVE 1 SS. 304 / 316 or BRASS
6 SPINDLE 1 SS. 304 / 316 or BRASS
7 COMPRESSOR 1 C.S / CAST ALMN.
8 NUTS & BOLTS 1 SS 316/MS GALVANIZED
9 HANDLE BOLTS 1 SS 316/MS GALVANIZED
 
     
 
Dimensional Table : -    
SIZE L FACE TO FACE OD H T
15 120 98 100 17
20 130 103 100 17
25 142 120 105 17
40 178 140 173 17
50 213 165 204 24
65 252 200 225 24
80 252 200 225 24
100 312 228 320 26
150 408 280 420 26
 
     
 
RAULIC TEST PRESSURES
NEOPRENE / EPDM / VITON DIAPHRAGM ( 1 / 2" -2" )
BODY : 10 KG / SQ. CM SEAT: 07 KG / SQ. CM
NEOPRENE / EPDM / VITON DIAPRAGM ( 3" -6" )
BODY : 07 KG / SQ. CM SEAT: 07 KG / SQ. CM
PTFE LINED BACKED WITH RUBBER DIAPHRAGM ( 1/2"-2") BODY : 07
KG / SQ. CM SEAT: 07 KG / SQ. CM
PTFE LINED BACKED WITH RUBBER DIAPHRAGM ( 3" -6" )
BODY : 05 KG / SQ. CM SEAT: 05 KG / SQ. CM
 
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