RRHX Rising Stem Resilient Seated Gate Valve|China

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RRHX Rising Stem Resilient Seated Gate Valve
   
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RRHX Rising Stem Resilient Seated Gate Valve

RRHX Rising Stem Resilient Seated Gate Valve


Description:

Rising stem resilient seated gate valve special for fire protection has resilient seated gate valve’s advantage and it shows the valve’s opening directly so that see the valve’s opening in a long distance and take effective actions.It opens or closes liable and quickly so it is often used in fire protection system.


Material

Serial no.

Part

Material

1

Handwheel

Ductile iron

2

Stem nut

Copper alloy

3

Support

Grey cast iron,ductile cast iron,cast steel

4

Gland

ductile cast iron,cast steel

5

Gasket

Buna-N rubber or EPDM

6

Stem

Stainless steel

7

Gasket

Buna-N rubber or EDPM

8

Disc

Ductile cast iron packed with rubber or EDPM outside

9

Body

Greycast iron,ductile cast iron,cast steel

Main technical parameters


Nominal pressure: 1.0-2.5MPa Working temp.:0-120Flanged end:GB/T17241.6 GB9113,ASME 16.5 etc..
Nominal diameter: 50-400mmService:water,oils,gas etc..Inspection and test:GB 13927 API 598


Main dimensions unit:mm

DN

50

65

80

100

125

150

200

250

300

350

400

L

178

190

203

229

254

267

292

330

356

381

406

Hmin(full close)

322

332

350

420

581

581

736

882

1009

1300

1380

Hmax(full open)

374

398

429

524

721

736

942

1013

1117

1655

1805


   

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RRHX Rising Stem Resilient Seated Gate Valve|Valve China)

RRHX Rising Stem Resilient Seated Gate Valve|China