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Rubber valve back valve
Model: H44X (SFCV)
Nominal diameter: DN50 ~ 600mm
Nominal pressure: PN1.0 ~ 1.6MPa
Medium: Water and weak corrosive fluid
Suitable temperature: 0 ~ 80 ℃
Flange Standard: GB / T17241.6, GB / T 9113
Test standards: GB / T13927, API598

The main part material

Part Name

Body

cap

Disc

material

cast iron

cast iron

Steel + reinforced nylon cloth


 The main specifications

Model

Nominal pressure PN (MPa)

Seal test pressure (MPa)

Shell test pressure (MPa)

Maximum working pressure (MPa)

Medium insulation

H44X-10

1.0

1.1

1.5

1.0

0-80 ° C

H44X-16

1.6

1.76

2.4


       1.6

The main dimensions (flange connection size according to the provisions of GB4216)

Model

DN

L

D

D1

dn

n

H44X-10 16

50

203

165

125

17.5

4

65

216

185

145

17.5

4

80

241

200

160

17.5

8

100

292

220

180

17.5

8

150

356

285

240

22

8

200

495

240

295

22

8

250

622

395

350

22

12

300

698

445

400

22

12

350

787

505

460

22

16

400

914

565

515

22

16

450

978

615

565

26

20

500

978

670

620

26

20

600

1295

780

725

30

20


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