Type DCS Drill Collar Slip
Type DCS drill collar slip is designed and manufactured in the standard of API Spec 7K and SY5049-91 “Slips for well drilling”. This type drill slip covers three models: S, R and L. They can accommodate drill collar from 3 inch (76.2mm) to 14 inch (355.6mm) O.D. The drill collar slip is a multi-segment slip with light weight, large holding range and firm structure. The slip is easy to fit the changing of the external diameter of the casing pipe due to wear and tear.
| Type | DCS-S drill slip | DCS-R drill collar slip | |||
| OD | in | 3-4 | 4-4.7/8 | 4.1/2-6 | 5.1/2-7 |
| mm | 76.2-101.6 | 101.6-123.8 | 114.3-152.4 | 139.7-177.8 | |
| Circular buttons P/N | 2628-49 | 2620-49 | 2628-63 | 2620-63 | |
| Total number of segments | 7 | 7 | 9 | 9 | |
| Weight | kg | 51 | 47 | 54 | 51 |
| Ib | 112 | 103 | 120 | 112 | |
| Use insert bowl number | API or No.3 | ||||
| Max.load (KN) | 360 | ||||
| Type | DCS-L drill collar slip | ||||||
| OD | in | 6.3/4-8.1/4 | 8-9.1/2 | 8.1/2-10 | 9.1/4-11.1/4* | 11-12.3/4* | 12-14* |
| mm | 171.4-209.6 | 203.2-241.3 | 215.9-254 | 235-285.7 | 279.4-323.9 | 304.8-355.6 | |
| Circular buttons P/N | 2630-88 | 2630-96 | 2627-104 | 2630-112 | 2625-128 | 2630-136 | |
| Total number of segments | 11 | 12 | 13 | 14 | 16 | 17 | |
| Weight | kg | 70 | 78 | 84 | 90 | 90.5 | 94 |
| Ib | 154 | 173 | 185 | 198 | 200 | 207 | |
| Use insert bowl number | API or No.3 | No.2 | No.1 | ||||
| Max.load of drill slip (KN) | 360 | ||||||
As a professional drill collar slip manufacturer and supplier, Jiangsu Kayson Petrol- Machinery Co., Ltd supplies products in the standard of ISO9001-2008, ISO1400:2004, GB/T28001-2011 and API Spec 7K, 8C. The company possesses strong technical force, excellent production equipments and complete test facilities. And it now becomes a first-level supply member of Chinese Petroleum & Natural Gas Consortium. At the same time, the company is also the member of China Petrochemical Material Resources Market.