CHENA INDUSTRIAL CO., LTD

unit:mm

d

L

D

a

H

T

Recommended correspondence size

Tube-shaped

Flange

Mounting holes H7

Shaft diameter g6

3

3

5

3

5

+0.210
+0.072

1

-0.015
-0.070

8

1

5

+0.012
+0      

3

 +0  
 +0.010

4

4

6

4

6

6

1

-0.023
-0.078

9

6

4

 +0
 +0.012

5

5

8

4

5

7

7

+0.270
+0.095

1

-0.025
-0.085

10

7

+0.015
+0       

5

6

5

6

8

10

5

6

8

8

12

8

6

8

6

8

10

12

15

6

8

10

10

15

10

8

+0       
+0.015

10

8

10

12

15

6

8

10

12

15

12

+0.340
+0.108

18

12

+0.018
+0       

10

12

10

12

15

20

6

8

10

12

15

14

20

14

12

+0        
+0.018

14

10

15

20

10

12

15

20

16

22

16

14

15

10

15

20

10

12

15

20

17

23

17

15

16

15

20

25

10

15

20

18

24

18

16

18

15

20

25

10

12

15

20

20

+0.450
+0.121

26

20

+0.021
+0       

18

20

10

15

20

25

30

10

15

20

25

23

1.5

-0.027
-0.087

31

1.5

23

20

+0        
+0.021

22

20

30

10

15

20

25

25

33

25

22

25

20

25

30

10

15

20

25

30

28

36

28

+0.025
+0      

25

30

20

30

40

20

30

40

34

+0.550
+0.131

2

-0.030
-0.090

42

2

34

30

※All are permanent stores, L size allowed processing length to change shorter. Contact Chena to check.
※The corresponding aperture and Shaft diameter are recommend size.

Characteristics distinguish

Unit

Proportion

1.47

Tensile strength(MPa)

60.8

Extension(%)

60

Hardness(HRM)

80

Coefficient of expansion(X 10 /℃)

9~13

Friction coefficient( µ )

0.01~0.15

The max. allowable(Mpa)

20

The max. allowable speed(m/min)

60