XZ41X(PN25) Flange-type open stem soft-sealed 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

valve stem

Stainless steel 420

Stainless steel 304/316/431; Aluminum bronze

4

Valve cover sealing gasket

EPDM

acrylonitrile-butadiene rubber

5

Valve cover

Ductile cast iron QT450-10

6

filling

EPDM

7

support

Ductile cast iron QT450-10

8

Pressing Die

Brass HPb59-1

9

Cover lid

Ductile cast iron QT450-10

10

valve-stem nut

Brass HPb59-1

11

hand wheel

Ductile cast iron QT450-10

Stamped steel plate

12

Gasket

Brass HPb59-1

13

nut

Zinc-coated steel

Stainless steel 304/316

14

double-screw bolt

Zinc-coated steel

Stainless steel 304/316

15

flat gasket

Zinc-coated steel

Stainless steel 304/316

16

Internal hex bolt

Zinc-coated steel

Stainless steel 304/316

17

○ molding ring

acrylonitrile-butadiene rubber

EPDM

Nominal diameter DN

nominal pressure

size （mm）

Inch

mm

PN

L

H1 (Off)

H2 (Open)

C

T

D

D1

d

n

L

2"

50

25

178

348

400

19

3

165

125

99

4

19

2.5"

65

25

190

373

440

19

3

185

145

118

8

19

3"

80

25

203

408

490

19

3

200

160

132

8

19

4"

100

25

229

471

573

19

3

235

190

156

8

23

5"

125

25

254

541

665

19

3

270

220

184

8

28

6"

150

25

267

601

755

20

3

300

250

211

8

28

8"

200

25

292

774

975

22

3

360

310

274

12

28

10"

250

25

330

970

1190

22

3

425

370

319

12

31

12"

300

25

356

1065

1370

24.5

4

485

430

370

16

31