Z45XS S-type flanged concealed-shaft soft-seal gate valve

order number

part

standard layout

Optional configuration

1

valve body

Ductile cast iron QT450-10

2

Elastic wedge-shaped gate

Ductile iron QT450-10 + EPDM rubber

3

Sliding gate nut

Ductile cast iron QT450-10

4

valve stem

Stainless steel 420

Stainless steel 304/316/431; Aluminum bronze

5

Valve cover sealing gasket

EPDM

acrylonitrile-butadiene rubber

6

Valve cover

Ductile cast iron QT450-10

7

Stop ring

Brass HPb59-1

8

O molding ring

acrylonitrile-butadiene rubber

EPDM

9

Cover lid

Ductile cast iron QT450-10

10

scraper seal

EPDM

acrylonitrile-butadiene rubber

11

hand wheel

Ductile cast iron QT450-10

12

Large flat washer

Zinc-coated steel

Stainless steel 304/316

13

Grade 4.8 hexagonal bolt

Zinc-coated steel

Stainless steel 304/316

14

O molding ring

acrylonitrile-butadiene rubber

EPDM

15

Grade 8.8 internal hex bolt

Zinc-coated steel

Stainless steel 304/316

16

Grade 8.8 internal hex bolt

Zinc-coated steel

Stainless steel 304/316

Nominal diameter DN

nominal pressure

size （mm）

Inch

mm

PN

L

H

D

D1

d

C

T

n

d

2"

50

10/16

178

210

165

125

99

19

3

4

19

21/2"

65

10/16

190

235

185

145

118

19

3

4

19

3"

80

10/16

203

260

200

160

132

19

3

8

19

4"

100

10/16

229

303

220

180

156

19

3

8

19

5"

125

10/16

254

357

250

210

184

19

3

8

19

6"

150

10/16

267

404

285

240

211

19

3

8

23

8"

200

10

292

482

340

295

266

20

3

8

23

16

12

23

10"

250

10

330

628

405

350

319

22

3

12

23

16

355

12

28

12"

300

10

356

732

460

400

370

24.5

4

12

23

16

410

12

28