standard roller chains - Ming Chang Traffic Parts - #9

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Text version of the page
TECHNICAL DATA-ROLLER CHAINS
POINTS FOR SELECTION
Points in selecting sprockets relative to chains.
SELECTION OF SMALL SPROCKETS 1) Select smaller pitch chains (multistrand chains when horsepower rating is great) so as to have the
BASIC EQUATIONS FOR CHAIN SELECTION
2)T[ Lbi ]^Chain w
33000 ■ HP IS — ] = Sprocket spera rat
»•»■„., für?
" 2 C
I-Center distance in pitches
-lnL.N..N^!L.N,.N,^,.N,f
13 teeth for smooth
ng chain lite.
it 9 teeth sprockets
itio of 7:1
MAXIMUM ALLOWABLE SHAFT DIAMETER
Check each referenced page to see if the calculated shaft diameter is allowable for the selected driving sprocket.
SELECTION OF LARGE SPROCKETS Select the number of teeth on large sprocket by multiplying the number of teeth on selected small sprocket by the seed ratio. The number of teeth, however, should
purchase is recommended.
MAXIMUM ALLOWABLE HUB DIAMETER
CHAIN
FM
No.
of £
pro
ket
Tee
h
NO.
'"'"J
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
23
29
30
31
32
25
15
17
19
21
23
25
27
29
31
33
35
37
39
41
43
45
47
49
51
53
55
57
36
1:0
22
25
26
31
35
se
41
44
47
so
53
56
59
62
E5
68
71
74
77
80
B3
66
40(41)
30
34
36
42
46
50
54
59
63
67
71
75
79
83
87
91
95
99
103
107
111
115
so
:-6
37
43
48
S3
sa
63
66
73
73
S4
69
94
99
104
109
114
118
124
129
134
139
14S
60
i'-
45
51
57
84
70
76
82
es
94
100
107
113
118
125
131
137
143
149
I55
lei
168
174
80
1
60
69
77
es
93
102
110
116
126
134
142
150
158
167
17S
163
191
199
207
21S
224
232
100
IV«
78
sa
98
107
117
127
137
146
158
166
176
183
199
209
219
229
239
249
259
270
260
290
120
W2
91
103
116
I 28
140
153
ise
177
189
;t;;<
214
22Ō
23'i
251
:63
275
287
299
311
324
336
348
140
11M
106
121
135
160
164
178
183
207
221
235
250
284
278
292
307
321
335
349
vi-
378
352
406
160
2
121
138
155
171
187
204
220
237
253
269
285
302
318
334
351
367
383
399
416
432
448
464
160
2:11
137
155
174
192
211
229
246
256
248
302
321
339
356
376
394
411
430
448
466
464
503
521
200
2-c
152
173
193
21»
235
255
275
296
316
337
357
377
39B
4ia
433
459
479
499
520
540
56 0
580
240
3
183
207
232
2S7
282
336
331
355
360
404
«S
453
477
502
526
551
575
599
624
646
672
697
09

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