三级在线观看网站-三级在线国产-三级在线网站-三级中文字幕-九九久久国产精品免费热6-九九久久精品这里久久网

Hotline: +86-021-57278880
Language:   
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
qrCode
主站蜘蛛池模板: 成人午夜视频在线观看 | 欧美成人午夜不卡在线视频 | 成人免费动作大片黄在线 | 青青青免费高清视频在线 | 中文在线天堂网 | 四虎影永久在线观看精品 | 欧美一级视频免费观看 | 国产乱人伦精品一区二区 | 免费看一级特黄a大片 | 久久成人国产精品青青 | 午夜美女福利 | 色花堂国产精品原创第一页 | 亚洲特级片 | 亚洲欧美精品久久 | 国产综合色在线视频 | 国产精品.com | 新久草视频 | 99爱在线精品视频免费观看9 | 亚洲视频男人的天堂 | 尤物国产在线精品福利一区 | 特级毛片www俄罗斯免 | 国产欧美日本在线 | 四虎影业 | 天天做天天玩天天爽天天 | 四虎国产精品4hu永久 | 欧美精选在线观看 | 黄色午夜视频 | www.色偷偷 | 97射射| 我们不能是朋友电视剧免费观看 | 第七色男人天堂 | 国产激情久久久久影 | 91精品国产高清91久久久久久 | 欧美三级不卡在线观看视频 | 在线免费观看欧美 | 亚洲成片观看四虎永久 | 国产黄色片在线免费观看 | 亚洲一区二区三区不卡视频 | 三级国产| 久久久久久国产视频 | 不卡网 |