Transmission cap elastic seat sealing gate valve

Product overview

Product model: Z45X

Nominal diameter: DN50 ~ 600 mm

Nominal pressure: pn 1.0 ~ 2.5 MPa

Working temperature: 0 ~ 120℃

Applicable medium: water

Driving mode: manual, electric, pneumatic, etc.

Flange standard: GB/T 17241.6, GB9113

Test standard: GB13927, API598



Product Detail

Product overview

 The transmission cap elastic seat-sealing gate valve adopts the structure without concave cavity, the inner and outer surfaces of the valve body and bonnet are sprayed with epoxy resin, and the surface of the gate is coated with rubber, which fundamentally eliminates the possibility of corrosion, and the O-shaped sealing ring is used instead of packing at the valve stem seal, which makes bees more reliable. According to requirements, this gate valve can be operated by operating lever, handwheel, electric and pneumatic operation, etc. Suitable for drinking water, water supply and drainage, sewage treatment, natural gas and gas, industry, food and other industries.


 Design feature

 1. The whole bonnet is designed with concealed stem and compact structure; The structure of the valve stem and the gate has no jam; Straight channel, no drain cavity; The valve stem is sealed with O-ring.

 2. Excellent anti-corrosion performance. Epoxy resin is sprayed on the inner and outer surfaces of the shell, and enamel is lined on the inner surface when necessary; The connecting bolts are hexagon bolts, and the top is sealed with glue.

 3. Reliable sanitary epoxy resin meets the hygienic standard GB/T17219-1998, and the ram is coated with rubber that meets the hygienic inspection; The valve stem, valve stem nut and other parts are made of stainless steel or bronze which is not corroded by water.


Main parts materials

Serial number Name Material  Serial number Name Material
1 Body Nodular cast iron 8 Thrust pad Tin bronze
2 Flashboard Ductile iron coated with EPDM 9 Axle sleeve Tin bronze
3 Bolt galvanize 10 Bolt Galvanize
4 O-ring NBR 11 shaft-cup Nodular cast iron
5 Bonnet Nodular cast iron 12 Dust cover NBR
6 Valve rod Stainless steel 13 Handwheel Cast iron
7 O-ring NBR 14 Clamp nut Galvanize

传动帽弹性座封闸阀(图1)

Main outline connection dimensions

DN 50 65 80 100 125 150 200 250 300 350 400 450 500 600
L 178 190 203 229 254 267 292 330 356 381 406 432 457 508
HA 313 332 372 424 497 562 680 837 948 1010 1220 1280 1480 1665
HC 355 375 415 476 540 600 720 875 990 1050 1245 1310 1560 1750

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