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API 7K WT Type 4-1/2" To 9-1/2" Drill Collar Slips Rotary Slips For Oilfield
API 7K WT Type 4-1/2" To 9-1/2" Drill Collar Slips Rotary Slips For Oilfield
There are three kinds of model of DCS Drill Collar Slips:S,R and L. They can accommodate drill collar from 3 inch(76.2mm) to 14 inch(355.6mm) O.D..The handling sizes can be adjusted by changing the quality of inserts or slip body.They are designed and manufactured according to API Spec 7K Specification for drilling and well servicing equipment.
| Slip type | DCS-S | DCS-R | DCS-L | ||||||||
| Drill Collar OD. | in | 3-4 | 4-4 7/8 | 4 1/2-6 | 5 1/2-7 | 6 3/4- 8 1/4 | 8-9 1/2 | 8 1/2- 10 | 9 1/4- 111/4 | 11 12 3/4 | 12-14 |
| mm | 76.2- 101.6 | 101.6 123.8 | 114.3- 152.4 | 139.7- 177.8 | 171.5- 209.6 | 203.2- 241.3 | 215.9- 254 | 235- 286 | 279.4- 234 | 304.8- 335.6 | |
| Weight | kg | 51 | 47 | 54 | 51 | 70 | 78 | 84 | 90 | 116 | 107 |
| lb | 112 | 103 | 120 | 112 | 154 | 173 | 185 | 198 | 256 | 237 | |
| Insert Bowl No. | API or NO.3 | NO.2 NO.1 | |||||||||
Drill Collar Slips Type WT can accommodate drill collars from 4.1/2in(114.3mm) to 11.3/4in(285.8mm) O.D.. They are designed and manufactured according to API Spec 7K.
| Model | Drill Collar O.D. | Weight | Use in Insert Bowl No. | Max. Load | ||
| in | mm | kg | lb | |||
| WT 4 1/2~6 | 4 1/2~6 | 114.3~152.4 | 49 | 108 | API or No.3 | 40 short tons |
| WT 5 1/2~7 | 5 1/2~7 | 139.7~177.8 | 46 | 101 | ||
| WT 6 3/4~8 1/4 | 6 3/4~8 1/4 | 171.4~209.6 | 42 | 92 | ||
| WT 8~9 1/2 | 8~9 1/2 | 203.2~241.3 | 39 | 86 | ||
Drill Collar Slips Type A are multi-segment slips. They can accommodate the changes of outer diameter after the abrasion of drill collar. They are with light weight, large handling scale and reliable quality. This kind of slips are designed and manufactured according to API Spec 7K.
| Model | Model A | |||||||
| Drill Collar OD. | in | 3- 4 1/2 | 31/4- 4 3/4 | 41/4- 5 3/4 | 51/2- 7 | 6 3/4- 8 1/4 | 8 1/4- 10 | 10- 11 3/4 |
| mm | 76.2- 114.3 | 82.55- 120.65 | 107.95- 146.05 | 139.7- 177.8 | 171.5- 209.55 | 209.55- 254 | 254- 298.45 | |
| Use in insert bowl No. | API or No.3 | No.2 | ||||||
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