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Compliance:
The DG series large hook complies with API Spec 8C specification and conforms to the SY/T5527 industry standard requirements. -
Safety Features:
The main hook is equipped with reliable safety devices, ensuring operational safety during use. -
Hydraulic Protection:
A newly designed hydraulic snubber assembly is integrated to protect drill pipe joints during operation.
Technical Specifications:
| Model | DG90 | DG135 | DG170 | DG225 | DG315 | DG450 | DG585 |
|---|---|---|---|---|---|---|---|
| Max Hook Load | 900 kN (100 US ton) |
1350 kN (150 US ton) |
1700 kN (200 US ton) |
2250 kN (250 US ton) |
3150 kN (350 US ton) |
4500 kN (500 US ton) |
5850 kN (650 US ton) |
| Main Hook Opening Size | 155 mm (6¹/₁₆ in) |
165 mm (6¹/₂ in) |
180 mm (7 in) |
190 mm (7½ in) |
220 mm (8⅝ in) |
220 mm (8⅝ in) |
238 mm (9³/₈ in) |
| Main Hook Diameter | 116 mm (4½ in) |
140 mm (5½ in) |
150 mm (6 in) |
160 mm (6¼ in) |
180 mm (7 in) |
180 mm (7 in) |
180 mm (7 in) |
| Assistant Hook Diameter | 80 mm (3⅛ in) |
90 mm (3½ in) |
90 mm (3½ in) |
100 mm (4 in) |
120 mm (4¾ in) |
120 mm (4¾ in) |
120 mm (4¾ in) |
| Spring Stroke | 180 mm (7 in) |
180 mm (7 in) |
180 mm (7 in) |
180 mm (7 in) |
200 mm (8 in) |
200 mm (8 in) |
200 mm (8 in) |
| Overall Size | 2000×680×600 mm (79×27×23 in) |
2200×720×616 mm (86×28×24 in) |
2450×750×630 mm (96×29×25 in) |
2545×780×750 mm (100×31×29 in) |
2953×890×830 mm (116×35×33 in) |
2953×890×880 mm (116×35×35 in) |
3156×930×930 mm (124×37×37 in) |
| Weight | 1800 kg (3970 lb) |
1910 kg (4210 lb) |
2020 kg (4450 lb) |
2180 kg (4800 lb) |
3410 kg (7520 lb) |
3490 kg (7710 lb) |
3900 kg (8598 lb) |