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Ball valve

Design and production

Length of structure

Flange size

Pressure-Temperature

Experiment-test

Halving type Flange Ball valve

API 608

ANSI B16.10

ANSI B16.5

ANSI B16.34

API 598

Fixed Flange Ball valve

API 6D

API 6D

API 6D

Nominal pressure

Strength test

Seal test

Gas seal test

MPa

Lbf/in2

MPa

Lbf/in2

MPa

Lbf/in2

150

3.0

430

2.2

315

0.4-0.7

60-100

300

7.7

1110

5.7

815

600

15.3

2220

11.3

1630

Body

WCB

CF8

CF8M

CF3

CF3M

球

1Cr13

304

316

304L

316L

valve handle

1Cr13

304

316

304L

316L

valve seat

PTFE 　Stainless Steel / PTFE 　 PPL 　PTFE

spacer

PTFE Stainless Steel / Flexible Graphite spacer　PTFE

valve handle seat

PTFE Stainless Steel / Flexible Graphite　PTFE

packing

PTFE

packing cap

WCB

304

316

304L

316L

Temperature

≤150

Medium

water Steam oil acetic acid Nitric acid Water oil steam Nitric acid Acetic acid

DN

150Lb(P R) male flange RF

mm

in

L

D

D1

D2

b

n-φd

H

D0

15

1/2

108

89

60.5

35

11.2

4-φ16

59

130

20

3/4

117

98

69.9

43

12.7

4-φ16

63

130

25

1

127

1 08

79.2

51

14.2

4φ16

75

160

32

1 1/4

140

117

89.0

63

16.0

4-φ16

95

160

40

1 1/2

165

127

98.6

73

17.5

4-φ16

107

160

50

2

178

152

120.7

92

19.0

4-φ19

155

200

65

2 1/2

190

178

139.7

105

22.4

4-φ19

164

200

80

3

203

190

152.4

127

24.0

4-φ19

182

200

100

4

229

229

190.5

157

24.0

8-φ19

226

300

125

5

356

254

216.0

186

24.0

8-φ22.5

230

300

150

6

394

279

241.3

216

25.4

8-φ22.5

250

500

200

8

457

343

298.5

270

28.4

8-φ22.5

280

500

250

10

533

406

362.0

324

30.2

12-φ25.4

320

600

DN

300Lb(P R) male flange RF

mm

in

L

D

D1

D2

b

n-φd

H

D0

15

1/2

1/2

140

95

66.5

35

4-φ16

59

130

20

3/4

3/4

152

117

82.5

43

4-φ19

63

130

25

1

1

165

123

89.0

51

4-φ19

75

160

32

1 1/4

1 1/4

178

133

98.5

63

4-φ19

95

160

40

1 1/2

1 1/2

190

155

114.3

73

4-φ22.5

107

160

50

2

2

216

165

127.0

92

8-φ19

155

200

65

2 1/2

2 1/2

241

190

149.4

105

8-φ22.5

164

200

80

3

3

283

210

168.1

127

8-φ22.5

182

200

100

4

4

305

254

200.2

157

8-φ22.5

226

300

125

5

5

381

279

235.0

186

8-φ22.5

230

300

150

6

6

403

318

269.7

216

12-φ22.5

250

500

200

8

8

502

381

330.2

270

12-φ25.4

280

500

250

10

10

568

444

387.4

324

16-φ28.5

320

600

600Lb(P R) male flange RF

15

1/2

165

95

66.5

35

14.5

4-φ16

59

130

20

3/4

190

117

82.5

43

16

4-φ19

63

130

25

1

216

124

89.0

51

17.5

4-φ19

75

160

32

1 1/4

229

133

98.5

63

21

4-φ19

95

160

40

1 1/2

241

156

114.3

73

22.5

4-φ22.5

107

200

50

2

292

165

127.0

92

33

8-φ19

162

200

65

2 1/2

330

190

149.4

105

36

8-φ22.5

205

300

80

3

356

210

168.1

127

39

8-φ22.5

226

300

100

4

432

273

216.0

157

45

8-φ25.4

240

500

125

5

508

330

266.7

186

52

8-φ28.5

305

500

150

6

559

356

292.1

216

55

12-φ28.5

353

600