API Connection 4.5in Drill Stem Pipe with 100,000-120,000 Ft-lbs Bending Strength | Cold Rolled Construction
Premium API connection drill stem pipe engineered for demanding drilling operations in oil, gas, and mining industries. Manufactured using cold rolled technique for superior dimensional accuracy and enhanced mechanical properties.
| Specification | Value |
|---|---|
| Diameter | 4.5 inches |
| Bending Strength | 100,000 - 120,000 Ft-lbs |
| Connection Type | API Standard |
| Manufacturing Technique | Cold Rolled |
| Internal Coating | Hardbanding |
| Surface Treatment | Galvanized Coated |
| Available Shapes | Round, Square, Rectangular |
Hardbanding internal coating provides superior wear resistance, significantly extending service life in abrasive drilling conditions.
Galvanized surface coating ensures excellent corrosion resistance for operations in harsh environments and corrosive fluids.
Cold rolled manufacturing delivers uniform dimensions, smooth surface finish, and enhanced mechanical strength.
Exceptional bending strength range of 100,000-120,000 Ft-lbs ensures reliable operation under extreme drilling pressures.
- Oil & Gas Drilling: Essential component connecting drill bit to rig for exploration and extraction operations
- DTH Drilling: Down-The-Hole applications in mining, construction, and water well drilling
- Directional Drilling: Maintains structural integrity and performance in complex drilling trajectories
- Heavy-Duty Operations: Suitable for challenging rock formations and demanding geological conditions
Available Models: NC31, NC38, NC50
Brand: Rongchang Machinery
Origin: China
Custom configurations available for specific drilling requirements and equipment compatibility.
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