New Delivery for 250kg Electric Chain Hoist - Hoist Chains – Dia 7mm DIN EN 818-7 Grade T (Types T, DAT & DT) Chain – Chigong
New Delivery for 250kg Electric Chain Hoist - Hoist Chains – Dia 7mm 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 will make just about every exertion for being excellent and perfect, and speed up our actions for standing during the rank of worldwide top-grade and high-tech enterprises for New Delivery for 250kg Electric Chain Hoist - Hoist Chains – Dia 7mm DIN EN 818-7 Grade T (Types T, DAT & DT) Chain – Chigong, The product will supply to all over the world, such as: Madras, Malta, Finland, Our production have been exported to more than 30 countries and regions as first hand source with lowest price. We sincerely welcome customers from both at home and abroad to come to negotiate business with us.
By Jean Ascher from New York - 2017.04.08 14:55
Speaking of this cooperation with the Chinese manufacturer, I just want to say"well dodne", we are very satisfied.
By Jonathan from Provence - 2018.12.11 11:26