Z85X 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

Grade 8.8 internal hex bolt

Zinc-coated steel

Stainless steel 304/316

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

Grade 4.8 hexagonal bolt

Zinc-coated steel

Stainless steel 304/316

10

Large flat washer

Zinc-coated steel

Stainless steel 304/316

11

scraper seal

EPDM

acrylonitrile-butadiene rubber

12

8.8-grade hexagonal bolt

Zinc-coated steel

Stainless steel 304/316

13

flat gasket

Zinc-coated steel

Stainless steel 304/316

14

O molding ring

acrylonitrile-butadiene rubber

EPDM

15

Stop ring

Brass HPb59-1

16

Valve cover sealing gasket

EPDM

acrylonitrile-butadiene rubber

17

Sliding gate nut

Brass HPb59-1

Nominal diameter DN

size （mm）

Inch

mm

L

H

OD

d

A

B

2"

50

178

218

60.3

57.15

15.88

7.92

21/2"

65

190

230

73

69.09

15.88

7.92

21/2"

65

190

230

76.1

72.26

15.88

7.92

3"

80

203

281

88.9

84.94

15.88

7.92

4"

100

229

316

114.3

110.08

15.88

9.52

5"

125

254

393

139.7

135.48

15.88

9.52

5"

125

254

393

141.3

137.03

15.88

9.52

6"

150

267

420

159

154.5

15.88

9.52

6"

150

267

420

165.1

160.9

15.88

9.52

6"

150

267

420

168.3

163.96

15.88

9.52

8"

200

292

490

219.1

214.4

19.05

11.13

10"

250

330

626

273

268.28

19.05

12.7

12"

300

356

722

323.9

318.29

19.05

12.7