"SIR" Balancing Valve

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  • DESIGN STANDARD: BS 7350
  • PROCESS DOUBLE REGULATION
  • TEMPER PROOF SETTING
  • HANDWEEL OPERATED
  • LOW NOISE FLEW
  • AVAILABLE WITH OR WITHOUT DRAIN COCKS
  • FLANGE STANDARD: BS4504
  • RATING: PN16
Product Materials
PT No. PART NAME MATERIAL
01 BODY C.I / D.I
02 DISC D.I / M.S / S.S
03 Seat EPDM / Nitrile
04 Stem SS410
05 Seal EPDM
06 O-Ring EPDM
07 Bonnet C.I / D.I
08 Guide Nylon / M.S
09 Check Nut Brass
10 Cover D.I
11 Scale I M.S
12 Balancing Nut S.S
13 Scale II C.I
14 Hand Wheel C.I
15 Nut M.S
16 Plug M.S
Product Size/Dimensions
SIZE 50 65 80 100 125 150 200 250 300
A 230 290 310 350 400 480 600 730 850
H 218 223 355 275 290 370 415 535 565
ØD 50 65 80 100 125 150 200 250 300
Ød 165 185 200 220 250 285 340 405 460
PCD 125 145 160 180 210 240 295 350 400
No. of Holes 4 4 4 8 8 8 8 12 12
Hole dia. 19 19 19 19 19 23 23 23 23
WHEEL Dia. 200 200 200 200 300 300 300 300 300

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