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Huahui Gate Valve|Socket end Resilient seated gate valve Gland type

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Product Description

DIN3352 NRS Iron Gland Type Socket End Resilient Seated Gate Valve, 63mm-315mm


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.² Suitable for PVC pipes, easy installation. 


Standard


Design standardDIN3352 F5, BS5163
Flange drilling standardEN1092-2 PN10/PN16
Face to face standardEN558-1 Series 15
Hydraulic test standardEN12266

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

  

Technical Parameters


Nominal diameter(mm)50~300(63-315)50~300(63-315)
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 10O-ringEPDM rubber
3Wedge NutBrass11GlandDuctile Iron
4StemStainless steel12NutSteel gr.8.8
5Bonnet gasketEPDM rubber13CapDuctile Iron
6BonnetDuctile iron14Bonnet boltSteel gr.8.8
7Thrust collarBrass15Rubber SealEPDM
8O-ringEPDM rubber


Components may be substituted with equivalent or higher class materials. 

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Dimension


SizeL(mm)PVC tubes(mm)H(mm)
DN5025063280
DN6527075305
DN8028090350
DN100300110390
DN125325125470
DN150350160525
DN200400200630
DN250450250780
DN300500300870



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