
Versatile OEM Custom Turned Polished Nak80 Round Bar for Wind Power Generation. Customizable Sizes: Diameter 6-300mm, Length 1-12m, tailored to specific project needs. Wide Material Range: Includes 1020, 4140, 8620, H13, NAK80, and other carburizing/quenched alloys. International Standards: Compliant with ASTM, DIN EN, GB, ISO, JIS, and BS specifications. Advanced Hot Rolling: Utilizes precision CNC machining for uniform microstructure and accuracy. Third-Party Inspection: ISO9001, CE, SGS certified with full material traceability. Custom Logo Service: Supports on-demand logo, color, and appearance size customization. Versatile Applications: Ideal for machinery, petrochemical, refinery, and building construction. Secure Packaging: Waterproof materials and wooden pallets for safe sea freight transport.