代号:NPT

规格

d(基面)

P

D

E

1/16

7.895

0.941

30

11

1/8

10.272

0.941

30

11

1/4

13.572

1.411

38

16

3/8

17.055

1.411

45

18

1/2

21.223

1.814

55

22

3/4

26.568

1.814

55

22

1

33.228

2.209

65

26