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D73H-C.P. Wafer Resilient Metal-to-Metal, Butterfly Valve
D73H-C.P. Wafer Resilient Metal-to-Metal, Butterfly Valve

D73H-C.P. Wafer Resilient Metal-to-Metal, Butterfly Valve

D73H-C.P. Wafer Resilient Metal-to-Metal, Butterfly Valve

Adoption Standard

1) Nominal Diameter: DN50-DN150

2) Design standard: GB/T 12238-1989

3) Flange dimension: GB/T 9113.1-2000; GB/T 9113.2-2000

                   GB/T 9115.1-2000; GB/T 9115.2-2000

4) Face to face: GB/T 12221-1989

5) Pressure test: GB/T 13927-1992; JB/T9092-1999

Material for main parts

Body: Cast iron, cast steel, stainless steel, Cr .Mo .Steel, alloy steel

Disc: Cast steel, Alloy steel(Cr plated), stainless steel. Cr .Mo .Steel

Seal ring: Stainless steel. Cr .Mo .Steel

Packing: Flexible graphite

Main Technical Parameter

Nominal diameter

DN(mm)

50~150

Nominal pressure

PN(Mpa)

1

1.6

2.5

PS(Mpa)                      Test pressure

Intensity test

1.5

2.4

3.75

Seal test

1.1

1.76

2.75

Air test

0.6

0.6

0.6

Applicable medium

Water, steam, oil products, corrosive acid, etc.

Applicable Temperature

-29°C~425°C

DN

Size

ΦD

ΦD2

ΦD1

Φd

N

H

A

F05

40

65

35.5

50

8

4

3.5

45

F05

50

65

35.5

50

8

4

3.5

45

F05

65

65

35.5

50

8

4

3.5

45

F05

80

65

35.5

50

8

4

3.5

45

F07

100

90

55.5

70

10

4

3.5

45

F07

125

90

55.5

70

10

4

3.5

45

F07

150

90

55.5

70

10

4

3.5

45

F10

200

125

70.5

102

12

4

3.5

45

F10

250

125

70.5

102

12

4

3.5

45

F10

300

125

70.5

102

12

4

3.5

45

F10

350

125

70.5

102

12

4

3.5

45

F14

400

175

100.5

140

18

4

4.5

45

F14

450

175

100.5

140

18

4

4.5

45

F14

500

175

100.5

140

18

4

4.5

45

F16

550

210

130.5

165

22

4

5.5

45

F16

600

210

130.5

165

22

4

5.5

45

F25

700

300

200.5

254

18

8

5.5

22.5

F25

800

300

200.5

254

18

8

5.5

22.5

F25

900

300

200.5

254

18

8

5.5

22.5

F25

1000

300

200.5

254

18

8

5.5

22.5

F30

1200

300

200.5

295

22

8

5.5

22.5

D73H-C.P. Wafer Resilient Metal-to-Metal, Butterfly Valve

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