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Huahui Gate Valve|BS5163 OSY Rising Stem resilient seated gate valve

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Product Description

Product Description

BS5163 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. 

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Dimension 


SizeLDCBn-dbf
DN50178165125994-19193
DN651901851451194-19193
DN802032001601334-198-19193
DN1002292201801548-19193
DN1252542502101848-19193
DN1502672852402108-23193
DN2002923402952658-2312-23203
DN25033040535035531912-2312-28223
DN30035646040041037012-2312-2824.54
DN35038152046047042916-2316-2826.54
DN40040658051552548016-2816-32284
DN45043264056558554820-2816-32304