High-Strength Perforated Borehole Casing Pipe: Superior Sand Control, Stable Wellbore & Deformation-Resistant Design
Borehole Casing Pipe: High-Strength Perforated Wellbore Solution
Product Overview
The Borehole Casing Pipe is a precision-engineered, perforated steel pipe designed for downhole filtration and wellbore stabilization. It serves as a critical component in oil, gas, and water wells to ensure structural integrity and control sand and debris entry.
Specifications
Pipe size (inch) | Pipe size (mm) | Hole size (mm) | Open area (%) |
| 4” | 114.30 | 4-12 | reference |
| 5” | 127.00 | 4-16 | - |
| 5-1/2” | 139.70 | 4-16 | - |
| 6-5/8” | 168.28 | 4-16 | - |
| 7” | 177.80 | 4-16 | - |
| 7-5/8” | 193.68 | 4-16 | - |
| 8-5/8” | 219.08 | 4-20 | - |
| 9-5/8” | 244.48 | 4-20 | - |
| 10-3/4” | 273.05 | 6-20 | - |
| 11-3/4” | 298.45 | 6-20 | - |
| 13-3/8” | 339.72 | 6-20+ | - |
| 16” | 406.4 | 6-20+ | - |
| 18-5/8” | 473.08 | 6-20+ | - |
| 20” | 508 | 6-30+ | - |
Key Design Features
Superior Strength Retention: The Borehole Casing Pipe maintains over 97% of the strength of standard solid casing or tubing, despite its perforated structure, ensuring reliable performance under downhole compression and load.
Deformation-Resistant Slots: Even under significant compressive forces, the pipe is designed to resist localized deformation that could compromise slot width, maintaining consistent filtration performance.
Advanced Material Selection: Available in high-grade Carbon Steel for standard applications and Corrosion-Resistant Stainless Steel for harsh, saline, or corrosive well environments.
Core Functionality
Sand Control & Filtration: The Borehole Casing Pipe effectively filters formation sand and fine particles in reservoirs with low to moderate sand production, protecting downhole equipment.
Wellbore Stabilization: It prevents the collapse of the borehole wall and blocks the influx of rock debris, ensuring a stable and clean wellbore for optimal production or injection.
Optimized Fluid Flow: Precision-engineered perforation patterns allow maximum fluid entry while providing effective mechanical filtration.
Technical Specifications (Typical)
Connection Types: API threaded connections or customized ends
Perforation Patterns: Slotted, drilled, or laser-cut to specification
Sizes: Customizable to match standard casing and tubing diameters
Compliance: Manufactured to meet or exceed API and international standards for downhole tubulars
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Company Information
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Mail: oapipe@163.com
Whatsapp:+8613949678537
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