High Performance Black Bear Chain Hoist - hoist chain – Chigong
High Performance Black Bear Chain Hoist - hoist chain – Chigong Detail:
Category
Lifting and lashing, hoisting chain,short link chain, round link chain lifting,Grade T chain, Grade DAT chain,Grade DT chain, DIN EN 818-7short link chain for lifting purposes,fine tolerance hoist chain,alloy steel chain
Application
Lifting and lashing, loads lifting, loads binding
Figure 1: hoist chain / links
Key
| 1 | Traverse centre line of the link | l | is the multiple pitch length |
| p | is the pitch | dm | is the material diameter as measured |
| ds | is the weld diameter | e | is the length dimensionally affected by welding |
| w3 | is the internal width at the weld | w2 is the external width over the weld |
Table 1: hoist chain / link dimensions (mm)
|
Nominal size dn |
Material diameter tolerance |
Pitch |
Width |
Gauge length of 11 x pn |
Weld diameter ds max. |
|||
|
pn |
tolerance1) |
internal w3 min. |
external w2 max. |
l |
tolerance1) |
|||
|
4 |
± 0,2 |
12 |
0,25 |
4,8 |
13,6 |
132 |
0,6 |
4,3 |
|
5 |
± 0,2 |
15 |
0,3 |
6,0 |
17,0 |
165 |
0,8 |
5,4 |
|
6 |
± 0,2 |
18 |
0,35 |
7,2 |
20,4 |
198 |
1,0 |
6,5 |
|
7 |
± 0,3 |
21 |
0,4 |
8,4 |
23,8 |
231 |
1,1 |
7,6 |
|
8 |
± 0,3 |
24 |
0,5 |
9,6 |
27,2 |
264 |
1,3 |
8,6 |
|
9 |
± 0,4 |
27 |
0,5 |
10,8 |
30,6 |
297 |
1,4 |
9,7 |
|
10 |
± 0,4 |
30 |
0,6 |
12,0 |
34,0 |
330 |
1,6 |
10,8 |
|
11 |
± 0,4 |
33 |
0,6 |
13,2 |
37,4 |
363 |
1,7 |
11,9 |
|
12 |
± 0,5 |
36 |
0,7 |
14,4 |
40,8 |
396 |
1,9 |
13,0 |
|
13 |
± 0,5 |
39 |
0,8 |
15,6 |
44,2 |
429 |
2,1 |
14,0 |
|
14 |
± 0,6 |
42 |
0,8 |
16,8 |
47,6 |
462 |
2,2 |
15,1 |
|
16 |
± 0,6 |
48 |
0,9 |
19,2 |
54,4 |
528 |
2,5 |
17,3 |
|
18 |
± 0,9 |
54 |
1,0 |
21,6 |
61,2 |
594 |
2,9 |
19,4 |
|
20 |
± 1,0 |
60 |
1,2 |
24,0 |
68,0 |
660 |
3,2 |
21,6 |
|
22 |
± 1,1 |
66 |
1,3 |
26,4 |
74,8 |
726 |
3,5 |
23,8 |
|
1) These tolerances are usually divided into + 2/3 and – 1/3 for both the individual link and the standard gauge length. |
||||||||
Table 2: hoist chain working load limit (WLL)
|
Nominal size dn mm |
Chain type T t |
Chain type DAT t |
Chain type DT t |
|
4 5 6 |
0,5 0,8 1,1 |
0,4 0,63 0,9 |
0,25 0,4 0,56 |
|
7 8 9 |
1,5 2 2,5 |
1,2 1,6 2 |
0,75 1 1,25 |
|
10 11 12 |
3,2 3,8 4,5 |
2,5 3, 3,6 |
1,6 1,9 2,2 |
|
13 14 16 |
5,3 6 8 |
4,2 5 6,3 |
2,6 3 4 |
|
18 20 22 |
10 12,5 15 |
8 10 12,5 |
5 6,3 7,5 |
|
mean stress N/mm2 |
200 |
160 |
100 |
Table 3: hoist chain manufacturing proof forces and breaking forces
|
Nominal size dn mm |
Manufacturing proof force (MPF) kN min. |
Breaking force (BF) kN min. |
|
4 |
12,6 |
20,1 |
|
5 |
19,6 |
31,4 |
|
6 |
28,3 |
45,2 |
|
7 |
38,5 |
61,6 |
|
8 |
50,3 |
80,4 |
|
9 |
63,6 |
102 |
|
10 |
78,5 |
126 |
|
11 |
95 |
152 |
|
12 |
113 |
181 |
|
13 |
133 |
212 |
|
14 |
154 |
246 |
|
16 |
201 |
322 |
|
18 |
254 |
407 |
|
20 |
314 |
503 |
|
22 |
380 |
608 |
Table 4: total ultimate elongation and surface hardness
|
|
hoist chain types |
||
|
T |
DAT |
DT |
|
|
Total ultimate elongation A %min |
10 |
10 |
5 |
|
Surface hardness min dn < 7 mm, HV 5 dn = 7 mm to 11 mm, HV 10 dn > 11 mm, HV 10 |
360 360 360 |
500 500 450 |
550 550 500 |
Product detail pictures:
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Our growth depends to the superior products ,great talents and repeatedly strengthened technology forces for High Performance Black Bear Chain Hoist - hoist chain – Chigong, The product will supply to all over the world, such as: Madagascar, Indonesia, Canada, With a state-of-the-art comprehensive marketing feedback system and 300 skilled workers' hard work, our company has developed all kinds of products ranging from high class, medium class to low class. This whole selection of fine products offers our customers different choices. Besides, our company sticks to high quality and reasonable price, and we also offer good OEM services to many famous brands.
By Polly from Brasilia - 2018.11.04 10:32
The company can think what our think, the urgency of urgency to act in the interests of our position, can be said this is a responsible company, we had a happy cooperation!
By Marco from Ethiopia - 2018.09.23 17:37
