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Huahui Gate Valve|light type resilient seated gate valve with handwheel DIN3352 F4

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Product Description

Light type DIN F4 resilient seat gate valve


Features


 The ductile iron core is fully vulcanized with EPDM rubber, no iron parts are exposed to the medium and the excellent rubber vulcanization prevents creeping corrosion underneath the rubber.

Guides in the wedge and on the valve body ensure a uniform closure, safe operation ensured as the guides prevent overloading of the stem.

Stainless steel stem with rolled threads for high strength.

The valve can replace stem seals under pressure.

 Full bore.

Body inside and outside fusion bonded epoxy coating with excellent corrosion resistant performance.


 Standard


Design standardDIN3352 F4,  LIGHT TYPE
Flange drilling standardEN1092-2 PN10/PN16
Face to face standardEN558-1 Series 14
Hydraulic test standardEN12266

Seat:1.1*PN(in bar), Body:1.5*PN(in bar)

 

 Technical Parameters


Nominal diameter(mm)50~30050~300
Nominal pressure(Mpa) 1.0 1.6
Testing pressureShell(Mpa)1.52.4
Seal(Mpa)1.11.76
Suitable temperature-40°C~150°C
Suitable mediumDrinking water、sewage、seawater、irrigation,or other neutral liquid.

 

Main Raw Material


1BodyDuctile Iron9Gland boltSteel gr.8.8
2WedgeDuctile Iron+EPDM 10HandwheelDuctile Iron
3Wedge NutBrass11GlandDuctile Iron
4StemStainless steel12O-ringEPDM rubber
5Bonnet gasketEPDM rubber13NutStainless steel
6BonnetDuctile iron14WasherSteel
7Thrust collarBrass15Bonnet boltSteel gr.8.8
8O-ringEPDM rubber



Components may be substituted with equivalent or higher class materials.


 Dimension

 

SizeLDCBn-dbfH
DN50150165125994-1915.52.5280
DN651701851451194-1915.52.5305
DN801802001601334-198-1916.52.5350
DN1001902201801548-1916.52.5390
DN1252002502101848-1916.52.5470
DN1502102852402108-2316.52.5525
DN2002303402952658-2312-2317.52.5630
DN25025040535035531912-232.518.52.5780
DN30027046040041037012-2312-28213870



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