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Your current location: ProductsGate ValveFire Special Open Pole Seat Flexible Seat

RRHX Fire Special Open Pole Seat Flexible Seat

Product overview

Product model: RRHX
Nominal diameter: DN50 ~ 600mm
Nominal pressure: PN1.0 ~ 2.5MPa
Operating temperature: 0 ~ 120℃
Applicable medium: water, oil, gas, etc
Flange standard: GB/ T17241.6GB9113
Test standard: GB/T13927 API598

RRHX Fire Special Open Pole Seat Flexible Seat product details

RRHX Fire special open pole seat flexible seat Overview

RRHX Fire special open pole seat flexible seat produced and sold by Baigang valve group has the advantages of elastic gate valve, and can display the valve opening degree directly, opening and closing quickly and reliably.It is often used in fire fighting and industrial systems. It is usually installed at a higher position from the ground.Widely used in tap water, sewage, construction, petroleum, chemical, food, medicine, textile, electric power, ship, metallurgy, energy system and other liquid pipeline as a regulating and blocking device.


RRHX Fire special open pole seat flexible seat Pressure test

Nominal pressure 
     PN (MPa)

Strength test

Water Seal / Upper Seal Test

Gas seal test

1.5 * PN (MPa)

1.1 * PN (MPa)

0.5-0.7 (MPa)

1.0

1.5

1.1

0.6 MPa

1.6

2.4

1.8

2.5

3.8

2.8


RRHX Fire special open pole seat flexible seat main parts and components list of materials

Serial number

Part Name

Material

1

Handwheel

Malleable iron

2

Stem nut

Copper alloy

3

Bracket

Gray cast iron, ductile iron, cast steel

4

Gland

Ductile iron, cast steel

5

Sealing ring

NBR, EPDM

6

Valve stem

stainless steel

7

Flange gasket

NBR, EPDM

8

gate

Ductile iron coated EPDM or NBR

9

Body

Gray cast iron, ductile iron, cast steel


RRHX Fire special open pole seat flexible seat main connection Dimensions : ( unit : mm)

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

Hmin ( all off )

313

332

375

425

498

562

680

838

950

1010

1220

1280

1480

1665

Hmax ( fully open )

355

375

415

475

540

605

720

875

990

1050

1245

1310

1560

1750



Reminder:

All text, data and pictures in this article are for reference only.To see more details of the RRHX Fire Special Open Pole Seat Flexible Seat performance parameters, structural dimension parameters, pricing, etc., or to request high quality printing samples, please Contact us.

+86-021-57278881
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