
Best Choice Cold Hard 51CRV4 50crva Steel Strip for Stamping Spare Parts for Automobiles. Wide Steel Grade Range: Includes 51CrV4, 62Si2MnA, 65Mn, SAE1074, and various spring and tool steels. High Precision Thickness: Thickness tolerance less than +0.005mm after 20-roll rolling for strips under 2mm. Advanced Heat Treatment: Equipped with 4 continuous quenching lines and 1 martensitic line for superior strength. Flexible Customization: Offers minor customization for dimensions and surface finishes like polished or blued. Comprehensive Certification: ISO9001:2016 and IATF16949:2016 certified for automotive quality standards. Large Production Capacity: Max material width 650mm, thickness 0.1-10.0mm with 45-ton convection furnace. Mill Test Certificate: Available upon request to verify material properties and quality. Fast Lead Time: Normal order execution time is 20-30 working days after advance payment.