High-Strength Material: Manufactured from 23crni3mo D6a alloy seamless steel pipe with integral quenching.
Custom Thread Options: Available in R22, R25, R28, R32, R38, T38, T45, T51, St58, and T60 threads.
Multiple Color Choices: Customizable in Red, Black, Yellow, and White to suit project needs.
Anti-Fatigue Design: Upset thickened ends reduce stress concentration for long-term deep well operation.
Comprehensive Quality Control: Strict inspection on strength, sealing, straightness, and thread matching accuracy.
Corrosion and Wear Resistance: Outer wall treatment adapts to hard rock, gravel, and acid-base corrosion environments.
Fast Production Time: 25 days for production, or 2-3 days if stock is available for requested sizes.
24/7 Technical Support: Sales team responds within 24 hours; technical support available anytime.