Product Description
Oil equipment detachable snap ring with mounting screw
| Product name | drill stop collar for centralizer with screw |
| Material | Carbon Steel |
| Size | 4 1/2 '' - 13 '' |
| Install and use method | 1. When use mobile screw type stop collar, slip over the casing, tighten the screws using wrench. 2. When use fixed screw stop collar, put the collar around the casing, insert the screw, and knock into screws by hammer. 3. when install buckle type stop collar, buckle the stop collar onto the casing, lock with pin, knock into the screws. |
Size Information
| Specification | Inner Diameter (mm) | Height(mm) | Thickness(mm) |
| 4 1/2" | 116 | 50 | 6 |
| 5 1/2" | 142 | 50 | 6 |
| 7" | 181 | 50 | 6 |
| 7 5/8" | 197 | 50 | 6 |
| 7 7/8" | 203 | 50 | 6 |
| 9 5/8" | 247 | 50 | 8 |
| 10 3/4" | 276 | 60 | 8 |
| 13 3/8" | 342 | 60 | 8 |
customized size,welcome to you.
Packing&Shipping
Packing:polywood case or customized.
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Shijiazhuang DiBo Petroleum Machinery Co., Ltd.
Our casing centralizer have already passed the ISO9001 system certification, and the quality of our product exceed API 10D standard. To guarantee new products R&D, we adopt CAD. UG design and modular design to shorten products developing circle. With electronic universal testing machine. Hardmeter and automatic impact testing machine we could control quality of the raw material and finished products properly.
Our products are widely used in many oilfields and committed to effective and qualified solutions for oilfield down-hole operation.
Welcome to you.
Shijiazhuang Dibo Petroleum Machinery Equipment Co., Ltd. has been focusing on the production and processing of petroleum machinery parts since its establishmen, it has injection casting and machining workshops; it has 2 processing centers, more than 10 various CNC, ordinary lathe CNC milling machines, and CNC drilling machines; High-pressure injection molding machines, gravity casting machines, vacuum consumable furnaces, punches, forklifts, cranes and many other production equipment; with electric welding machines and automatic welding equipment, it can complete the processing and production of various underground tools.
Exhibition
At present, we often join in for China Cippe,Russia exhibition,USA Exhibition ,many customers choice us in these exhibitons. Welcome to your inquiry and cooperation.
Certifications
FAQ
Contact information