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Huahui Gate Valve|OSY Rising Stem Resilient Seted Gate Valve DIN3352 F4

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Product Description

DIN3352 F4 OS&Y Resilient Seated Gate Valve , DN40-DN450


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 standardBS5163, EN1171
Flange drilling standardEN1092-2 PN10/PN16
Face to face standardEN558-1 Series 3
Hydraulic test standardEN1074-1 and 2 /EN12266

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

  

Technical Parameters


Nominal diameter(mm)40~45040~450
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 Iron5Handwheel nutBrass
2WedgeDuctile Iron+EPDM6Thrust collarBrass
3Wedge NutBrass7O-ringEPDM rubber
4StemStainless steel 4208Bonnet gasketEPDM rubber


Components may be substituted with equivalent or higher class materials. 


Dimension 


SizeLDCBn-dbf
DN50150165125994-19193
DN651701851451194-19193
DN801802001601334-198-19193
DN1001902201801548-19193
DN1252002502101848-19193
DN1502102852402108-23193
DN2002303402952658-2312-23203
DN25025040535035531912-2312-28223
DN30027046040041037012-2312-2824.54
DN35029052046047042916-2316-2826.54
DN40031058051552548016-2816-32284
DN45033064056558554820-2816-32304

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