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/photo/MARINE-CAST-STEEL-20K-SCREW-DOWN-CHECK-GLOBE-VALVE-JIS-F7473.jpg
/photo/MARINE-CAST-STEEL-20K-SCREW-DOWN-CHECK-GLOBE-VALVE-JIS-F7473.jpg
Marine Cast Steel 20K Screw Down Check Globe Valve JIS F7473
Category:
JIS Marine Valve
Certificate:
ABS,LR,BV,DNVGL,NK,KR,IRS,RMRS,CCS
FOB Price:
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Warranty:
12 Months unless specified otherwise
Place of Origin:
China
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Marine Cast Steel 20K Screw Down Check Globe Valve JIS F7473:
China Marine Cast Steel 20K Screw Down Check Globe Valve JIS F7473:

Marine Screw Down Check Globe Valve is called marine SDNR valve for short, also can be called marine screw down non-return valve, stop check valve, is used to shut off/turn on the medium and adjust the flow rate, suitable for the steam, air, fuel oi, lubrication oil, fresh water and water supply lines in ships.

Technical Specification:

1.Design & Manufacturing Standard: JIS F7473-1996

2. Inspection & Test Standard: JIS 7400-1996

3. Watertight Test Pressure: Body- 5.10Mpa, Seat-3.74Mpa~1.0Mpa

4. Flange Standard: JIS B2220 - 20K

Max Working Pressure:
Fluid Condition Max Working Pressure(Mpa)
Steam of 400℃ 2.3
Steam of 350℃ 2.6
Steam of 300℃ 2.9
Steam of 200℃ or less 3.1
Air,gas,oil and pulsation water 3.1
Non-shock water of 120℃ or less 3.4
Main Material:

Body: Cast Steel

Bonnet: Cast Steel

Packing Gland: Stainless Steel

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 L D C No of Bolt Hole h t H D2 Weight(kgs)
751231 32 190 135 100 4 19 18 270 160 14.4
751232 40 200 140 105 4 19 18 190 160 16
751233 50 230 155 120 8 19 18 305 200 21.6
751234 65 270 175 140 8 19 20 345 224 30.4
751235 80 300 200 160 8 23 22 385 250 43.5
751236 100 350 225 182 8 23 24 440 280 62.3
751237 125 430 270 225 8 25 26 500 315 94.8
751238 150 500 305 260 12 25 28 550 355 132
750439 200 560 350 305 12 25 30 630 450 204
750440 250 660 430 380 12 27 34 725 560 336


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