Pilot Operated Safety Valve, WCB, DN25-200

Pilot operated safety valve have new structure is mainly used in petroleum, natural gas, chemical industry, electricity, metallurgy, burning gas. It is the best overpressure protecting device on press equipment, container or pipes. The advantages of the valve are transforming the direct function of spring into indirect function of guide valve, improving sensitivity. The main valve adopts sleeve piston and double seal base, having high precision of action, good recycling function, fast turning back to seat, ability to high pressure leaking, long service life and reliability. It can be adjusted online. It can be adjusted online and can return to base automatically.

 

Materials

NO.

Part Name

Materials

1

Body

WCB

2

Disc

2Cr13/2Cr13+PTFE

3

Guide

1Cr18Ni9Ti

4

Spring

50CrVA

5

O ring

Fluororubber

6

Bonnet

WCB

 

Dimensions

Nominal Diameter

D0

L

L1

L2

H

DN’

D

D1

D2

25

15

110

95

150

365

32

115

85

65

32

20

115

100

150

375

40

140

100

78

40

25

120

110

160

390

50

150

110

85

50

32

135

120

160

410

65

165

125

100

65

40

160

140

175

435

80

185

145

120

80

50

170

135

175

451

100

200

180

135

125

65

195

175

195

500

150

220

210

185

150

100

255

190

220

623

175

250

240

210

200

125

300

230

300

690

250

340

295

265


Send your message to this supplier