2021 Good Quality One Ton Electric Chain Hoist - Hoist Chains – Dia 9mm DIN EN 818-7 Grade T (Types T, DAT & DT) Chain – Chigong
2021 Good Quality One Ton Electric Chain Hoist - Hoist Chains – Dia 9mm DIN EN 818-7 Grade T (Types T, DAT & DT) Chain – Chigong Detail:
Category
Application
Lifting and lashing, loads lifting, loads binding, hoisting
Chain Parameter
Based on SCIC G80 & G100 lifting chain production technology, we well extend our product line to fine tolerance hoist chain Grade T (Types T, DAT & DT), for use in serial chain hoists manual and power driven.
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 |
Gaugelengthof 11xpn |
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 |
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We have a professional, efficiency team to provide quality service for our customer. We always follow the tenet of customer-oriented, details-focused for 2021 Good Quality One Ton Electric Chain Hoist - Hoist Chains – Dia 9mm DIN EN 818-7 Grade T (Types T, DAT & DT) Chain – Chigong, The product will supply to all over the world, such as: Madrid, Nepal, Grenada, Now, we professionally supplies customers with our main products And our business is not only the "buy" and "sell", but also focus on more. We target to be your loyal supplier and long-term cooperator in China. Now, We hope to be the friends with you.
By Irene from Comoros - 2017.06.16 18:23
The company comply with the contract strict, a very reputable manufacturers, worthy a long-term cooperation.
By Antonio from Bangladesh - 2017.08.21 14:13
