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Resilient seated NRS gate valve

Resilient seated NRS gate valve

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Description

Size:DN 50~DN 1000

Pressure: PN10/PN16

Standard:

Face to face: DIN3202 F4/F5,BS5163

Flange connection: EN1092 PN10/16

Top flange:ISO 5210


Description:

Resilient seated NRS gate valve is a wedge gate valve and Non-rising stem type, and suitable for use with water and neutral liquids (sewage).


Characteristic:

-On-line replacement of top seal: Easy installation and maintenance.

-Integral rubber-clad disc: The ductile iron frame work is thermal-clad integrally with high performance rubber. Ensuring tight seal and rust prevention.

-Integrated brass nut: By means of special casting process. the brass stem nut is integrated with the disc with secure connection, thus the products is safe and reliable.

-Flat-bottom seat: The sealing surface of the body is flat without hollow, avoiding any dirt deposit.

-Whollly-through flow channel: the whole flow channel is through, giving "Zero" pressure loss.

-Dependable top sealing: with multi-O ring structure adopted, the sealing is dependable.

-Epoxy resin coating: the cast is sprayed with epoxy resin coat both inside and outside, and the dics is wholly clad with rubber in accordance with food hygiene requirement, so it is safe and resistant to corrosion.

 

Application:

Water supply system, water treatment, sewage disposal, food processing, fire protection system, natural gas, liquefied gas system etc.


Dimensions:


DN The D D1 b N-d0 H D0 Weight(kg)
F4 F5 5163 10 16 10 16 10 16 10 16 10 16
50(2") 150 250 178 165 125 19 4-19 249 180 10 11
65(2.5") 170 270 190 185 145 19 4-19 274 180 13 14
80(3") 180 280 203 200 160 18-19 8-19 310 200 twenty three twenty four
100(4") 190 300 229 220 180 18-19 8-19 338 240 25 26
125(5") 200 325 254 250 210 18 8-19 406 300 33 35
150(6") 210 350 267 285 240 19 8-23 470 300 42 44
200(8") 230 400 292 340 295 20 8-23 12-23 560 350 76 80
250(10") 250 450 330 395 405 350 355 twenty two 12-23 12-28 642 350 101 116
300(12") 270 500 356 445 460 400 410 twenty four twenty two 12-23 12-28 740 400 136 156
350(14") 290 550 381 505 520 460 470 25   16-23 16-25 802 450 200 230
400(16") 310 600 406 565 580 515 525 28   16-25 16-30 907 450 430 495
450(18") 330 650 432 615 640 565 585 29   20-25 20-30 997 620 450 518
500(20") 350 700 457 670 715 620 650 31   20-25 20-34 1110 620 480 552
600(24") 390 800 508 780 840 725 770 33   20-30 20-41 1288 620 530 610

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