butterfly valve jis standard 5k

The size diagram of pneumatic butterfly valves is as follows, for reference only:

DN

In Pipe diameter Outside diameter

of sealing surface

PN10 flange
OD PCD Bolts&Length Thinkness

40

1.5 45 85 150 110 4×M16 130

18

50

2 57 100 165 125 4×M16 130

18

65

2.5 73 120 185 145 4×M16 140

20

80

3 89 135 200 160 8×M16 140

20

100

4 108 155 220 180 8×M16 150

22

125

5 113 185 250 210 8×M16 150

24

150

6 159 210 285 240 8×M20 165

24

200

8 219 265 340 295 8×M20 175

24

250

10 273 320 395 350 12×M20 185

26

300

12 325 375 445 400 12×M20 195

28

350

14 377 435 505 460 16×M20 195

28

400

16 426 485 565 515 16×M24 220

30

450

18 480 545 615 565 20×M24 250

30

500

20 530 608 670 620 20×M24 290

32

600

24 630 718 780 725 20×M27 324

36

700

28 720 788 895 840 24×M27 334

36

800

32 820 898 1015 950 24×M30 364

38

900

36 920 998 1115 1050 28×M30 388

38

1000 40 1020 1110 1230 1160 28×M33 411

38

Triple Offset Butterfly Valves