尺寸规格 Size

润滑油（非腐蚀性）Iubricating (non-corrosive)△P (bar)

无润滑 Non-lubricating △P (bar)

mm

inch

6

10

16

6

10

DN40

1.5 "

17

19

23

21

23

DN50

2 "

17

19

23

21

23

DN65

2.5 "

20

22

26

24

27

DN80

3 "

31

34

41

38

42

DN100

4 "

41

45

54

50

56

DN125

5 "

68

76

91

84

93

DN150

6 "

127

140

154

138

152

DN200

8 "

190

211

253

235

260

DN250

10 "

306

340

408

378

420

DN300

12 "

423

470

565

522

580

DN350

14 "

605

672

——

747

830

DN400

16 "

809

899

——

999

1110

DN450

18 "

1013

1126

——

1251

1390

DN500

20 "

1261

1401

——

1557

1730

DN600

24 "

1472

1636

——

1818

2021

DN700

28 "

2599

2889

——

3209

3566

DN800

32 "

3342

3713

——

4125

4583

DN900

36 "

4253

4726

——

5251

5834

DN1000

40 "

5680

7620

——

7010

9410

DN110

44 "

5672

9262

——

8481

11385

DN1200

48 "

8178

1102

——

10093

13548