Z85 X (PN25) Grooved 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

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

O molding ring

acrylonitrile-butadiene rubber

EPDM

7

Cover lid

Ductile cast iron QT450-10

8

hand wheel

Ductile cast iron QT450-10

9

bolt

Zinc-coated steel

Stainless steel 304/316

10

flat gasket

Zinc-coated steel

Stainless steel 304/316

11

scraper seal

EPDM

acrylonitrile-butadiene rubber

12

O molding ring

acrylonitrile-butadiene rubber

EPDM

13

Internal hex bolt

Zinc-coated steel

Stainless steel 304/316

14

Straddle

Brass HPb59-1

15

pad

Brass HPb59-1

16

O molding ring

acrylonitrile-butadiene rubber

EPDM

17

Internal hex bolt

Zinc-coated steel

Stainless steel 304/316

18

Sliding gate nut

Brass HPb59-1

tin bronze

19

plug

tin bronze

Nominal diameter DN

nominal pressure

size （mm）

Inch

mm

PN

L

H

D

d

A

B

2"

50

25

178

254

60.3

57.15

15.88

7.92

2.5"

65

25

190

275

76.1

72.26

15.88

7.92

3"

80

25

203

301

88.9

84.94

15.88

7.92

4"

100

25

229

355

114.3

110.08

15.88

7.92

5"

125

25

254

393

139.7

135.48

15.88

7.92

6"

150

25

267

448

165.1

160.90

15.88

7.92

8"

200

25

292

548

219.1

214.40

19.05

11.13

10"

250

25

330

626

273.0

268.28

19.05

12.70

12"

300

25

356

722

323.9

318.29

19.05

12.70