High-Strength Material: Manufactured from 23crni3mo D6a alloy seamless steel pipe with integral quenching and tempering.
Anti-Corrosion Design: Outer wall reinforced with anti-corrosion and wear-resistant treatment for harsh geological conditions.
Thread Customization: Custom non-standard sizes and special threads available including R22, R38, T60, and St58.
Fatigue Resistance: Thickened upset end design reduces stress concentration and improves anti-fracture performance.
Strict Quality Control: Full-process inspection for strength, sealing, straightness, and thread matching accuracy.
Multi-Standard Compliance: Complies with RoHS, BS, DIN, JIS, and AISI industrial manufacturing standards.
Versatile Application: Suitable for water well, geological exploration, mine rock drilling, and oilfield exploitation.
Color Options: Available in Red, Black, Yellow, and White to meet specific project requirements.