DONGHUA Chain Group is the most professional manufacturer of power transmission in China, manufacturing roller chains, industry sprockets, motorcycle sprockets, casting sprockets, different type of couplings, pulleys, taper bushes, locking devices, gears, shafts, CNC precision parts and so on. We have passed ISO9001, ISO14001, TS16949 such quality and enviroment certification.
Sprockets instruction:
1. Blackening galvalization and other surface treatment is not specifically noted in marking method, requirement should be made with placing orders.
2. Material of sprocket: Stainless steel, cast iron, and non-metal may be supplied upon reques.
3. Special sprockets can be manufctured.
4. Standard: ISO1275-1984
5. Except for S2050, we also can offer anoth double pitch chainwheels, such as: S208B S210B S212B S216B S2040, S2050, S2060, S2080, R2042, R2052, R2062, R2082 etc
6. Different diamoter of the screw, produce according your drawings or samples
| S2050 |
P=31.75mm |
B=8.70mm |
|
|
|
| |
ROLLER Dia:10.16mm |
|
|
|
| Z |
|
OD |
D |
PD |
dm |
A |
| 15 |
7 1/2 |
84 |
12 |
78.06 |
57 |
40 |
| 17 |
8 1/2 |
94 |
12 |
87.89 |
60 |
40 |
| 18 |
9 |
100 |
14 |
92.83 |
70 |
40 |
| 19 |
9 1/2 |
105 |
14 |
97.78 |
70 |
40 |
| 20 |
10 |
110 |
14 |
102.72 |
75 |
45 |
| 21 |
10 1/2 |
115 |
16 |
107.22 |
75 |
45 |
| 22 |
11 |
120 |
16 |
112.7 |
80 |
45 |
| 23 |
11 1/2 |
125 |
16 |
117.68 |
80 |
45 |
| 24 |
12 |
130 |
16 |
122.67 |
80 |
45 |
| 25 |
12 1/2 |
135 |
16 |
127.67 |
80 |
45 |
| 26 |
13 |
140 |
20 |
132.67 |
85 |
45 |
| 27 |
13 1/2 |
145 |
20 |
137.67 |
85 |
45 |
| 28 |
14 |
150 |
20 |
142.68 |
90 |
45 |
| 29 |
14 1/2 |
155 |
20 |
147.69 |
90 |
45 |
Audited Supplier 
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