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DG SERIES OF HOOKS
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Product description
Parameters
Structural features：
The hook complies with API 8A specification and conforms to the SY/T5527 standard.
The hook is equipped with the reliable safety devices on the main hook.
The hook is equipped with a hydraulic snubber assembly to protect drill pipe joint.
The main parts are made of high stress alloy steels and are subjected to nondestructive testing.
| Model | DG90 | DG135 | DG170 | DG225 | DG315 | DG450 | DG585 | |
| Max hook load. | kN | 900 | 1350 | 1700 | 2250 | 3150 | 4500 | 5850 |
| US ton | 100 | 150 | 200 | 250 | 350 | 500 | 650 | |
| Main hook cpening size | mm | 155 | 165 | 180 | 190 | 220 | 220 | 238 |
| in | 6 1/16 | 6 1/2 | 7 | 71/2 | 8 5/8 | 8 5/8 | 9 3/8 | |
| Main hook dia. | mm | 116 | 140 | 150 | 160 | 180 | 180 | 180 |
| in | 4 1/2 | 5 1/2 | 6 | 6 1/4 | 7 | 7 | 7 | |
| Assistant hook dia. | mm | 80 | 90 | 90 | 100 | 120 | 120 | 120 |
| in | 3 1/8 | 3 1/2 | 3 1/2 | 4 | 4 3/4 | 4 3/4 | 4 3/4 | |
| spring stroke | mm | 180 | 180 | 180 | 180 | 200 | 200 | 200 |
| in | 7 | 7 | 7 | 7 | 8 | 8 | 8 | |
| Size | mm | 2000×680×600 | 2200×720×616 | 2450×750 ×630 | 2545×780 ×750 | 2953×890 ×830 | 2950×890 ×880 | 3156×930 ×930 |
| in | 79×27×23 | 79×28×24 | 96×29×25 | 100×31×29 | 116×35×33 | 116×35×35 | 124×37×37 | |
| Weight | kg | 1800 | 1910 | 2020 | 2180 | 3410 | 3496 | 3900 |
| Ib | 3970 | 4210 | 4450 | 4800 | 7520 | 7710 | 8598 | |
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86-513-84890912
Address：No.60 Weihai(N) Road, Bencha Town, Rudong County, Jiangsu Province, China
Tel：0086-513-84890912
84821070、84821059
E-mail：rslzg@jsrushi.com
rslzg@163.com linhua@jsrushi.com
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