Telescopic Flanged Butterfly Valve

Brand:AIWO/OEM
Place Of Origin:China
Body material:Ductile iron
Pressure Ratings:PN6-25bar
Color: Customize
Connection: flange
MOQ:1set/piece
Payment Method:L/C, D/A, D/P, T/T, PaypalvSupply Capacity:according to size 100-15000sets /pieces per month
Standard Packaging:Wooden box or customized

Product Description

Purpose
The Telescopic butterfly valves have performance of automatiaclly compensating the pipe’s thermal expansion and contraction with working temperature below 425℃ and norminal pressure under 2.5mpa.The Telescopic butterlly valves are designed as a device to shut-off or regulate the working medium flow and installed in industrial pipelines with medium of water or gas in petroleum,chemical industry,power plant.papermaking industry.food industry pharmacy,urban construction and other municipal projects.

Features and Benefits.
1.Features in unique structure,light weight,rapid open-close,convenient and excellent operation.
2.In addition to the function of shutting off and regulating medium flow as well as compensating for thermal expansion and contraction,it also provides conventience for valve’s installation and maintenance .
3.Easy replaceable sealing element with reliable sealing performance.
4.Integrated function of buttery valve and pipe expansion provides significant cost savings.
5.Different material selected according to the working condition.

Connection Dimension

Face to Face Dimension(mm)

Outside Dimension(mm)

DN(mm)

Lmax

Lmin

Installation L

A

B

D0

H1

H

DN150

240

195

220

185

63

250

140

235

DN200

265

215

240

185

63

250

170

335

DN250

285

235

260

215

80

250

198

405

DN300

300

260

280

215

80

250

222

440

DN350

330

290

310

215

80

350

252

485

DN400

350

310

330

245

125

350

280

510

DN450

380

330

360

245

125

350

305

550

DN500

380

330

360

245

125

350

340

640

DN600

470

390

430

390

202

400

430

710

DN700

500

420

460

390

202

400

450

805

DN800

530

450

490

427

262

400

550

950

DN900

610

530

570

427

262

400

600

1000

DN1000

640

560

600

550

325

500

670

1140

DN1200

650

580

620

550

325

500

800

1350

DN1400

670

590

630

600

362

500

930

1470

DN1600

700

620

660

690

395

500

1080

1630

DN1800

720

640

680

690

395

650

1212

1750

DN2000

730

650

690

780

580

650

1350

1850