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Versatile Custom Air Valve Steel Rod 80A Suitable for Various Valve Types. Customizable Material & Shape: Offers customizable material grades and shapes to meet specific technical drawings. Custom Heat Treatment: Available annealed, pre-hardened, or custom quenched and tempered to 28-32 HRC. High Wear Resistance: Ideal for dynamic, high-cycle applications in automotive and industrial pneumatic systems. Flexible Length Options: Standard 3m/4m bars available with cut-to-length customization to minimize waste. Comprehensive Certification: Includes Mill Test Certificate (MTC) 3.1 with optional chemical analysis reports. Versatile Application: Suitable for automotive valves, compressor parts, hydraulic rods, and precision shafting.