
Cold Drawing Ck45 St52 Steel Honed Seamless Carbon Steel Pipe. Cold Drawn Seamless Technology: Manufactured via cold drawing for precise dimensions and superior mechanical properties. Skived Rolling Burnished Finish: Advanced surface treatment ensures smooth finish with roughness within Ra 0.4. Wide Customization Range: ID from 32mm to 1600mm; bore treatment includes honing, skiving, and roller burnishing. 24/7 After-Sales Support: Technical assistance available 24 hours a day, 7 days a week. 12-Month Warranty Coverage: Comprehensive warranty protection for all manufactured pipe products. High Precision Tolerance: Inner diameter tolerance strictly controlled at H8 standard. Versatile Material Options: Available in Ck45 and St52 carbon steel grades for diverse applications. Fast Delivery Time: Standard production and delivery completed within 25 days.