China Factory for China High Test Tow Combined G70 Transport Chain with Hooks
we could supply good quality goods, aggressive cost and very best purchaser assistance. Our destination is “You come here with difficulty and we supply you with a smile to take away” for China Factory for China High Test Tow Combined G70 Transport Chain with Hooks, We have been also the appointed OEM manufacturing unit for several worlds’ famous merchandise brands. Welcome to contact us for more negotiation and cooperation.
we could supply good quality goods, aggressive cost and very best purchaser assistance. Our destination is “You come here with difficulty and we supply you with a smile to take away” for China G70 Transport Chain, Tow Chain, We’ve established long-term, stable and good business relationships with many manufacturers and wholesalers around the world. Currently, we are looking forward to even greater cooperation with overseas customers based on mutual benefits. Please feel free to contact us for more details.
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 |
we could supply good quality goods, aggressive cost and very best purchaser assistance. Our destination is “You come here with difficulty and we supply you with a smile to take away” for China Factory for China High Test Tow Combined G70 Transport Chain with Hooks, We have been also the appointed OEM manufacturing unit for several worlds’ famous merchandise brands. Welcome to contact us for more negotiation and cooperation.
China Factory for China G70 Transport Chain, Tow Chain, We’ve established long-term, stable and good business relationships with many manufacturers and wholesalers around the world. Currently, we are looking forward to even greater cooperation with overseas customers based on mutual benefits. Please feel free to contact us for more details.
