European Pattern Steel detachable sprockets
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|
Table 22.21 Pitch Diameters Dp |
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|
Number |
Chain Number |
||||||
|
55 |
57 |
62 |
72 1/2 |
74 |
78 |
103 |
|
|
mm |
|||||||
|
6 |
83.4 |
118 |
83.4 |
84.4 |
121.2 |
134.2 |
157 |
|
7 |
96.1 |
136 |
96.1 |
97.3 |
139.7 |
154.6 |
180.9 |
|
8 |
109 |
154.2 |
109 |
110.3 |
158.4 |
175.3 |
205.1 |
|
9 |
121.9 |
172.5 |
121.9 |
123.4 |
177.2 |
196.2 |
229.5 |
|
10 |
134.9 |
190.9 |
134.9 |
136.6 |
196.1 |
217.1 |
254 |
|
11 |
148 |
209.4 |
148 |
149.8 |
215.1 |
238.2 |
278.6 |
|
12 |
161.1 |
228 |
161.1 |
163 |
234.1 |
259.3 |
303.3 |
|
13 |
174.2 |
246.5 |
174.2 |
176.3 |
253.2 |
280.4 |
328 |
|
14 |
187.4 |
265.1 |
187.4 |
189.6 |
272.3 |
301.5 |
352.8 |
|
15 |
200.6 |
283.8 |
200.6 |
203 |
291.5 |
322.7 |
377.6 |
|
16 |
213.7 |
302.4 |
213.7 |
216.3 |
310.6 |
365.2 |
402.4 |
|
17 |
226.9 |
321.1 |
226.9 |
229.7 |
329.8 |
365.2 |
427.2 |
|
18 |
240.1 |
339.8 |
240.1 |
243 |
349 |
386.4 |
452.1 |
|
19 |
253.3 |
358.5 |
253.3 |
256.4 |
368.2 |
407.7 |
476.9 |
|
20 |
266.6 |
377.2 |
266.6 |
269.8 |
387.4 |
428.9 |
501.8 |
|
21 |
279.8 |
395.9 |
279.8 |
283.1 |
406.6 |
450.2 |
526.7 |
|
22 |
293 |
414.6 |
293 |
296.5 |
425.8 |
471.5 |
551.6 |
|
23 |
306.2 |
433.3 |
306.2 |
309.9 |
445 |
492.8 |
576.5 |
|
24 |
319.5 |
452 |
319.5 |
323.3 |
464.3 |
514.1 |
601.4 |
|
25 |
332.7 |
470.7 |
332.7 |
336.7 |
483.5 |
535.4 |
626.3 |
|
26 |
346 |
489.5 |
346 |
350.1 |
502.8 |
556.7 |
651.3 |
|
27 |
359.2 |
508.2 |
359.2 |
363.5 |
522 |
578 |
676.2 |
|
28 |
372.4 |
527 |
372.4 |
376.9 |
541.2 |
599.3 |
701.1 |
|
29 |
385.7 |
545.7 |
385.7 |
390.3 |
560.5 |
620.6 |
726.1 |
|
30 |
398.9 |
564.4 |
398.9 |
403.7 |
579.7 |
641.9 |
751 |
|
Table 22.22 Tooth Form |
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|
Chain |
Dp |
De |
Se |
Sj |
Sx |
|
mm |
|||||
|
55 |
10.5 |
21 |
16-12 |
16.5 |
9 |
|
57 |
10.5 |
21 |
28-20 |
24 |
14 |
|
62 |
10.5 |
21 |
16-12 |
20.5 |
12 |
|
72 1/2 |
10.5 |
21 |
16-12 |
24 |
14 |
|
74 |
15.7 |
32 |
23-17 |
28 |
16 |
|
78 |
12.5 |
25 |
30-22 |
28 |
16 |
|
103 |
17.7 |
35 |
33-24 |
32 |
19 |
HUB DIAMETER
The hub diameter Dm, re shown in the following table.
Hub Length Sm is 15-20 mm less than the hub diameter. Exact details on request.
|
Table 22.23 Hub Diameter |
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|
Chain |
Number of teeth |
||||
|
8 |
10 |
11 |
12 |
14 |
|
|
mm |
|||||
|
55 |
50 |
60 |
70 |
70 |
80 |
|
62 |
50 |
60 |
70 |
70 |
80 |
|
57 |
60 |
75 |
75 |
75 |
75 |
|
74 |
75 |
75 |
75 |
75 |
80 |
|
78 |
75 |
75 |
75 |
85 |
80 |
