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
We adopt good quality raw material and strict with DIN, ANSI, JIS standard ect, We have professional quality conrol team, complet equipment, advanaced technology. In 1999, Donghua obtained ISO9001 Certificate of Quality Assurance System, besides, the company also devotes itselt o environmental protection, In2002, it also obtained ISO14001 Certificate of Environment Management System.
Car parking chain introduction:
Material: Alloy Steel
Surface Treatment: Shot Peening / Blacking / Blueing
Main Application: Idustry machinery
DUNPAI CHAIN No. PITCH(mm) Average tensile strength(kN)
16ALT-1 25.40 81.8
16ALT-2 25.40 166.3
20ALT-1 31.75 118.6
20ALT -2 31.75 234.4
20ALT-3 31.75 351.6
24ALT-1 38.10 161.6
24ALT-2 38.10 322.2
| Donghua Chain No. |
Pitch(mm) |
Roller Diameter (mm) |
Width between inner plates(mm) |
Pin diameter(mm) |
Pin length |
Inner plate depth(mm) |
Plate thickness(mm) |
Bolt type(mm) |
Ultimate tensile strength kN/LB |
Average tensile strength kN |
Weight per meter kg/m |
| L |
Lc |
| 16ALT-1 |
25.400 |
15.88 |
15.75 |
7.92 |
32.7 |
36.5 |
24.0 |
3.25 |
M20 |
71.55/16261 |
81.8 |
2.60 |
| 16ALT-2 |
25.400 |
15.88 |
15.75 |
7.92 |
62.7 |
65.8 |
24.0 |
3.25 |
M20 |
143.1/32523 |
166.3 |
5.15 |
| 20ALT-1 |
31.750 |
19.05 |
18.90 |
9.53 |
40.4 |
44.7 |
30.0 |
4.00 |
M24 |
107.85/24511 |
118.6 |
3.91 |
| 20ALT-2 |
31.750 |
19.05 |
18.90 |
9.53 |
76.4 |
80.5 |
30.0 |
4.00 |
M24 |
215.7/49023 |
234.4 |
7.80 |
| 20ALT-3 |
31.750 |
19.05 |
18.90 |
9.53 |
112.2 |
116.3 |
30.0 |
4.00 |
M24 |
323.55/73534 |
351.6 |
11.77 |
| 24ALT-1 |
38.100 |
22.23 |
25.22 |
11.10 |
50.3 |
54.3 |
35.7 |
4.80 |
M30 |
149.2/30909 |
161.1 |
5.62 |
| 24ALT-2 |
38.100 |
22.23 |
25.22 |
11.10 |
95.8 |
99.7 |
35.7 |
4.80 |
M30 |
298.4/67818 |
322.2 |
11.70 |
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