型號(hào)

尺寸(mm)

理論重量

(kg/m)

型號(hào)

尺寸(mm)

理論重量

(kg/m)

B

b

d

B

b

d

2.5/1.6

25

16

3

0.912

11/7

110

70

6

8.350

4

1.176

7

9.656

3.2/2

32

20

3

1.171

8

10.946

4

1.522

10

13.476

4/2.5

40

25

3

1.484

12.5/8

125

80

7

11.066

4

1.936

8

12.551

4.5/2.8

45

28

3

1.687

10

15.474

4

2.203

12

18.330

5/3.2

50

32

3

1.908

14/9

140

90

8

14.160

4

2.494

10

17.475

5.6/3.6

56

36

3

2.153

12

20.724

4

2.818

14

23.908

5

3.466

16/10

160

100

10

19.872

6.3/4

63

40

4

3.185

12

23.592

5

3.920

14

27.247

6

4.638

16

30.835

7

5.339

18/11

180

110

10

22.273

7/4.5

70

45

4

3.570

12

26.464

5

4.403

14

30.589

6

5.218

16

34.649

7

6.011

20/12.5

200

125

12

29.761

(7.5/5)

75

50

5

4.808

14

34.436

6

5.699

16

39.045

8

7.431

18

43.588

10

9.098

8/5

80

50

5

5.005

6

5.935

7

6.848

8

7.745

9/5.6

90

56

5

5.661

6

6.717

7

7.756

8

8.779

10/6.3

100

63

6

7.550

7

8.722

8

9.878

10

12.142

10/8

100

80

6

8.350

7

9.656

8

10.946

10

13.476