Overview

Designed in accordance with BSEN 1984
1. The gland incorporates pre-compressed pure exfoliated graphite under controlled compression, with facility for adjustment, giving improved sealing and reduced maintenance
2. The valve is fitted with a backseating device to further protect the gland packing when fully open
3. Seats and doors are made of our special TDA58 nickel based alloy developed for high galling resistance
4. Valves 200mm bore and over incorperate thrust bearings to reduce torque

Specifications

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Dimensions (mm)  

NOMINAL SIZE

50

65

80

100

125

150

200

250

300

A

 PN 16

178

190

203

229

254

267

292

330

356
PN 25 / 40

216

241

283

305

381

403

419

457

502
ANSI 150

178

190

203

229

254

267

292

330

356
ANSI 300

216

241

283

305

381

403

419

457

502
   

B

355

400

490

580

720

810

980

1250

1454

C

200

200

250

315

400

400

530

530

530

kg

 ANSI 300

22

28

38

53

84

109

160

255

362
PN16

19

25

32

45

74

88

142

232

370
  Face to Face Dimension A. Valves with Flanges to BST E as PN 16 - Valves with Flanges to BST F,H as PN 25 / 40

Complete product range available upon request.

FLANGED:
BS EN 1092-1
PN10
PN 16
PN 25
PN 40

Optional Extras

  1. Positive open shut indication
  2. Locking device
  3. Drain plug and or bypass
  4. Actuator operation
  5. Gearbox and remote operation

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