外径

1.5

1.8

2.0

2.3

2.5

2.75

3.0

3.25

4分

4.1

4.85

5.32

6.02

6.47

7.02

6分

5.21

6.18

6.8

7.72

8.3

9.05

9.76

1寸

6.77

8.04

8.88

10.1

10.91

11.9

12.87

1.2寸

8.99

10.7

11.83

13.51

14.61

15.97

17.31

18.63

1.5寸

10.32

12.3

13.61

15.55

16.83

18.41

19.97

21.52

2寸

12.98

15.5

17.16

19.63

21.27

23.29

25.3

27.29