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HDH48H-16 法蘭蝶形止回式硬密封鑄鐵(KTH300-06)止回閥

概述
該閥結(jié)構(gòu)設(shè)計新穎合理,形體小、重量輕,密封性能良好,流通能力強(qiáng)流阻?。哂芯忛]消聲、無振動、無噪音功能。
Overview
The valve is featured by original structure, reasonable design,small profile, lightweight, outstanding sealing performance, strong circutating capability,

產(chǎn)品圖:

可選配件:

概述

    該閥結(jié)構(gòu)設(shè)計新穎合理,形體小、重量輕,密封性能良好,流通能力強(qiáng)流阻?。哂芯忛]消聲、無振動、無噪音功能??筛鶕?jù)不同的水況調(diào)節(jié)優(yōu)良的緩閉時間,消除水錘。主要用于高層建筑及消防系統(tǒng)等給排水管道上,安裝在水泵的出口處,用以截斷介質(zhì)的回漢,消除破壞性水錘,保證管路、水泵的安全運行,具有較好的節(jié)能效果。


Overview

The valve is featured by original structure, reasonable design,small profile, lightweight, outstanding sealing performance, strong circutating capability, little flow resistance, slow shut, noise elimina-tion, no vibration and noise. Functioned to effect optimal time for slow shut and for eliminating water hammer according to different occasions, triis valve is mainly used in water supply and drainage pipeline in highrises and fire control system, and mounted at the out-led of pump to cut off backflow of medium, eliminate destructive wa-ter hammer, ensure the safe operation of pipeline and pump, and ac-tualize distinguished energy-saving effect.


結(jié)構(gòu)示意圖Structural Diagram

安全示意圖Install the sketch map


主要技術(shù)性能Main technical feature

零件名稱

Name

閥體

Valve Body

閥瓣

Disc

閥桿

Valve Stem

扭力彈簧

Torsion spring

油缸、活塞

Cylinder,piston

密封

Seal

材料

Material

灰鑄鐵、鑄鋼、不銹鋼

Gray casting,casts steel sainless steel

碳鋼

Carbon steel

不銹鋼

Stainless Steel

不銹鋼

Stainless Steel

不銹鋼

Stainless Steel

丁晴橡膠

Nitrile-butadiene Rubber


主要零件材質(zhì)Main Parts and Materials

公稱壓力

PN(MPa)

試驗壓力Ps(MPa)

工作溫度(℃)

Working Temperature

適用介質(zhì)

Applicable Medium

殼體Shell

密封Seal

1.0

1.5

1.1

≤80

水、源水

 Make water

1.6

2.4

1.8

2.5

3.8

2.8




主要外形尺寸及連接尺寸Main External Dimensions and Connecting Dimensions

DN

(mm)

L

H

H1

參考重量(kg)

Consult weight

50

150

/

200

13

65

170

/

210

15

80

180

/

225

18.5

100

190

240

235

22.8

125

200

260

245

26.6

150

210

275

275

34.5

200

230

305

310

51

250

250

340

340

79

300

270

370

365

89

350

290

400

420

142

400

310

435

460

170

450

330

470

695

206

500

350

500

530

315

600

390

560

605

517

700

430

620

700

720

800

470

680

790

905

900

510

740

900

1500

1000

550

800

970

2000

1200

630

920

1110

2600

1400

710

/

1200

-

1600

790

/

1400

-

1800

870

/

1600

-

2000

950

/

1800

-

法蘭尺寸按JB/T78、JB/T79-1994.

The size of flange presses JB/T78,JB/T9-1994,L1 is the size of HYH46H-ON25.

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