Zhongyuan Ship Machinery Manufacture (Group) Co., Ltd
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Hatch cover Chain
The hatch cover chain can be used as a drag hatch cover. It can be transported in wooden boxes or cartons or drums and pallets. It can be customized according to needs. Generally speaking, there are various sizes of 11mm-30mm, which has passed the ISO9001:2008 quality system certification.
Main Technical Specifications:
Main Technical Parameters:
| Diameter | Inside Length | Outside Width | Proof Load | Breaking Load | Approx Weight |
| mm | mm | mm | kN | kN | kg/m |
| 11 | 43 | 12.5 | 57 | 116 | 2.39 |
| 14(A) | 50 | 17 | 97 | 194 | 3.95 |
| 14(B) | 42 | 18 | 97 | 194 | 4.32 |
| 15 | 42 | 21 | 106 | 212 | 5.2 |
| 16(A) | 55 | 22 | 128 | 254 | 5.34 |
| 16(B) | 55 | 18 | 128 | 254 | 5.29 |
| 18(A) | 54 | 24 | 161 | 322 | 7.12 |
| 18(B) | 64 | 25 | 161 | 322 | 6.32 |
| 19 | 57 | 24 | 164 | 330 | 7.6 |
| 20(A) | 60 | 22 | 129 | 359 | 9.5 |
| 20(B) | 62 | 22 | 179 | 359 | 8.57 |
| 22(A) | 78 | 31 | 240 | 480 | 9.86 |
| 22(B) | 86 | 30 | 240 | 480 | 9.24 |
| 22(C) | 66 | 31 | 240 | 480 | 10.6 |
| 30 | 108 | 35 | 399 | 798 | 18.22 |
