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BZ41T-16
 FLANGE END RISING STEM GATE VALVE

SCOPE OF APPLICATION:

Norminal pressure

1.6MPa

suitable medium

water,oil,steam

test pressure

shell

2.4MPa

seat

1.76MPa

test time

 

seat

shell

≤4″

120S

120S

≤4″
5″-10″

300S

300S

5″-10″
≥12″

300S

900S

Technical Requirement:

  1. Design, manufacture conforms to BS5150.
  2. Face to face dimension conforms to series 3 of BS EN558-1.
  3. Flange drilled conforms to BS EN1092。

Model

L

D

D1

D2

B

n-d

D0

f

H

50

177.8

165

125

99

20

4-19

178

3

311

65

190

185

145

118

20

4-19

178

3

347

80

203.2

200

160

132

22

8-19

200

3

384

100

228.6

220

180

156

24

8-19

254

3

490

125

254

250

210

184

26

8-19

300

3

541

150

266.7

285

240

211

26

8-23

300

3

656

200

292.1

340

295

266

30

12-23

348

3

778

250

330.2

405

355

319

32

12-28

400

3

933

300

355.6

460

410

370

32

12-28

457

4

1102

350

381

520

470

429

36

16-28

560

4

1259

400

406.4

580

525

480

38

16-31

560

4

1395

450

432

640

585

548

40

20-31

610

4

1560

500

457

715

650

609

42

20-34

610

4

1708

600

508

840

770

720

48

20-37

765

5

1990


21

Handwheel Nut

steel

BS970 43A

GB700-88 Q235

20

Handwheel

cast iron

BS1452 Gr.220

B9439-88 HT250

19

Yoke Bushing Nut

cast iron

BS1452 Gr.220

GB9439-88 HT250

18

Screw

steel

BS970 43A

GB700-88 Q235

17

Yoke Bushing

cast brass

BS1400 PCB1

GB1176-87 ZCuZn38Mn2Pb2

16

Yoke

cast iron

BS1452 Gr.220

GB9439-88 HT250

15

Nut

steel

BS970 43A

GB700-88 Q235

14

Gland Follower Bolt

steel

BS970 43A

GB700-88 Q235

13

Nut

steel

BS970 43A

GB700-88 Q235

12

Bolt

steel

BS970 43A

GB700-88 Q235

11

Gland Follower

ductile iron

BS2789 Gr420-12

GB1348-88 QT450-10

10

Packing

graphite

 

GB3518-83 LC35-999

9

Bonnet

cast iron

BS1452 Gr.220

GB9439-88 HT250

8

Nut

steel

BS970 43A

GB700-88 Q235

7

Bolt

steel

BS970 43A

GB700-88 Q235

6

Gasket

graphite

 

GB3518-83 LC35-999

5

Stem

brass

BS2874 CZ122

YB146-71 HPb59-1

4

Wedge

cast iron

BS1452 Gr.220

GB9439-88 HT250

3

Seat Ring

cast bronze

BS1400 LG2

GB1176-87 ZCuSn5Pb5Zn5

2

Seat Ring

cast bronze

BS1400 LG2

GB1176-87 ZCuSn5Pb5Zn5

1

Body

cast iron

BS1452 Gr.220

GB9439-88 HT250

NO.

Description

Material

British standard

Chinese standard


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