Oil pipe
Premium Oil Pipe Solutions for Industrial Applications
Our high-quality oil pipes are engineered for maximum durability and performance in demanding environments. Whether you need pipes for upstream, midstream, or downstream operations, our products meet the highest industry standards.
Key Product Specifications
- Material: High-grade carbon steel with corrosion-resistant coating
- Diameter Range: 2 inches to 48 inches
- Wall Thickness: 0.237 inches to 2.000 inches
- Pressure Rating: Up to 5,000 psi
- Temperature Range: -50°F to 450°F (-45°C to 232°C)
- API Standards: API 5L PSL1 and PSL2 compliant
- End Connections: Threaded, flanged, or plain end options available
Detailed Product Comparison
| Model | Diameter (inches) | Wall Thickness (inches) | Max Pressure (psi) | Weight (lbs/ft) |
|---|---|---|---|---|
| OP-Series 100 | 2-12 | 0.237-0.500 | 2,500 | 2.36-18.97 |
| OP-Series 200 | 14-24 | 0.375-0.875 | 3,500 | 22.13-80.93 |
| OP-Series 300 | 26-48 | 0.500-2.000 | 5,000 | 95.21-350.45 |
Oil Pipe FAQs
FAQ Category 1: Installation
What is the recommended installation method for oil pipes in corrosive environments?
For corrosive environments, we recommend using cathodic protection combined with our specially coated pipes. The installation should follow API RP 1185 standards, with proper insulation and separation from other utilities. Always use dielectric unions when connecting to dissimilar metals to prevent galvanic corrosion.
How often should oil pipes be inspected after installation?
Initial inspection should occur within 3 months of installation, followed by annual inspections for normal conditions. In high-risk areas (offshore, permafrost regions, or high-temperature operations), quarterly inspections are recommended. Use advanced NDT methods like ultrasonic testing for accurate wall thickness measurements.
FAQ Category 2: Maintenance
What maintenance procedures extend the lifespan of oil pipes?
Regular pigging operations should be performed every 6-12 months to remove deposits. External coatings should be inspected and repaired annually. Implement a comprehensive corrosion monitoring program including coupon tests and electrical resistance probes. For buried pipes, maintain proper cathodic protection voltage levels between -0.85V and -1.2V.
FAQ Category 3: Technical Specifications
What factors determine the appropriate wall thickness for oil pipes?
Wall thickness is determined by three primary factors: internal pressure requirements (calculated using Barlow's formula), external loads (including soil pressure for buried pipes), and corrosion allowance. The design should account for the maximum operating pressure plus a 25% safety factor, with additional thickness for anticipated corrosion over the pipe's service life.
Additional Product Features
- API monogram and certified mill test reports available
- Custom lengths up to 12 meters available
- Optional internal epoxy coatings for enhanced flow characteristics
- X-ray and hydrostatic testing performed on all pressure-containing pipes
- Traceability maintained through unique heat numbers
Industry Compliance and Certifications
- API 5L Specification for Line Pipe
- ASME B31.4 Pipeline Transportation Systems
- ASME B31.8 Gas Transmission and Distribution Piping Systems
- NACE MR0175/ISO 15156 for sour service applications
- DNV-OS-F101 for offshore applications