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Marine Cast Iron Screw Down Check Angle Valve also can be called as Marine Cast Iron Angle SDNR Valve or SDNR Angle Valve. It is suitable for the pipe system with the medium fresh water, air & other gas, oil and steam with the temperature not over 205 centigrade degree.
Design Standard: JIS F7376-1996
Test Standard: JIS 7400-1996
Hydraulic Test Pressure: for DN200 & less: Body- 2.1Mpa, Seat-1.54Mpa~0.4Mpa, for DN250 & more: Body-1.5Mpa, Seat-1.1Mpa
Flange size as per JIS B2220 -10K
* The standard one is without indicator, if the customer needs the indicator for the SDNR Valve, pls state when inquiry or order.
Main Material:
Body: Cast Iron (FC200)
Bonnet: Cast Iron (FC200)
Packing Gland: Bronze (BC6) or Stainless Steel (2Cr13)
Stem: C3771BD (Brass) or SUS403
Seat: Bronze (BC6) or Stainless Steel (2Cr13, SCS2)
Disc: Bronze (BC6) or Stainless Steel (2Cr13, SCS2)
Gasket: non-asbestos
Main Size List(mm):
IMPA Code | Size | L1 | D | C | No of bolt hole | h | t | H | D2 | Weight |
751141 | 50 | 120 | 155 | 120 | 4 | 19 | 20 | 255/255 | 160 | 18.2 |
751142 | 65 | 130 | 175 | 140 | 4 | 19 | 22 | 270/260 | 200 | 25.3 |
751143 | 80 | 140 | 185 | 150 | 8 | 19 | 22 | 275/270 | 200 | 27.5 |
751144 | 100 | 160 | 210 | 175 | 8 | 19 | 24 | 315/305 | 250 | 40.6 |
751145 | 125 | 180 | 250 | 210 | 8 | 23 | 24 | 360/350 | 280 | 69.8 |
751146 | 150 | 205 | 280 | 240 | 8 | 23 | 26 | 405/390 | 315 | 81.2 |
751147 | 200 | 230 | 330 | 290 | 12 | 23 | 26 | 475/450 | 355 | 124 |
751148 | 250 | 290 | 400 | 355 | 12 | 25 | 30 | 570 | 450 | 211 |
751149 | 300 | 320 | 445 | 400 | 16 | 25 | 32 | 645 | 500 | 293 |
