公称通径

不同开度角下的KV值

温度

10°

20°

0°

40°

50°

60°

70°

80°

90°

50

2

4

9

17

32

60

97

151

215

80

6

11

22

44

83

155

250

389

550

100

9

18

35

71

133

248

398

620

890

150

20

40

80

160

300

560

900

1400

2000

200

36

72

143

286

737

1002

1611

2506

3580

250

57

113

226

453

848

1582

2543

3955

5650

300

81

163

325

651

1220

2278

3661

5695

8100

公称压力DN

L

D

H

L1

D1

b

Z-d1

H1

压力

1.6/2.5/4.0

1.6/2.5/4.0

1.6/2.5/4.0

1.6/2.5/4.0

1.6/2.5/4.0

15

130/130/140

95

275

157

65

14/16/16

4-14

48

20

140/140/150

105

280

157

75

14/16/16

4-14

53

25

150/150/165

115

287

157

85

14/16/16

4-14

58

32

165/165/180

135

354

208

100

16/16/18

4-18

68

40

180/180/200

145

312

208

110

16/16/18

4-18

73

50

200/200/220

160

325

208

125

16/20/20

4-18

80

65

220/220/250

180

335

256

145

18/22/22

4-18/8-18/8-18

90

80

250/250/280

195

365

256

160

20/22/22

8-18

98

100

280/280/320

215/230/230

400

256

180/190/190

20/24/24

8-18/8-23/8-23

120

125

320/320/360

245/270/270

420

256

210/220/220

24/28/30

8-23/8-25/8-25

140

150

360/360/400

280/300/300

440

256

240/250/250

24/28/30

8-23/8-25/8-25

167

200

400/400/550

335/360/375

470

256

295/310/320

26/34/38

12-23/12-25/12-30

210

250

630 750

405 470

545

380

300

750 870

460 530

580

380