Cold Rolled Steel Bar

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Premium Cold Rolled Steel Bar Collection by MetalZenith MetalZenith Cold Rolled Steel Bars offer exceptional dimensional accuracy, superior surface finish, and tight tolerance control for demanding industrial applications. These precision-engineered bars are ideal for manufacturing components that require consistent quality and excellent machinability. Available Specifications Our comprehensive selection includes various sizes and grades to match your exact requirements: Standard Diameters : 5mm, 10mm, 12mm, 16mm, 20mm, 25mm, 30mm, 40mm, and 50mm Common Lengths : 1m, 2m, 3m, 6m, and custom cut lengths Popular Grades : AISI 1018, AISI 1045, C45, SAE 1215, and 12L14 free-cutting steel Surface Finishes : Bright, black oxide, or ground finish options Cross-Sections : Round, square, rectangular, hexagonal, and flat bars Key Features and Applications MetalZenith Cold Rolled Steel Bars deliver exceptional performance across diverse applications: Tight dimensional tolerances (±0.013mm to ±0.076mm) Enhanced surface smoothness (2-3 μm Ra surface roughness) Improved mechanical properties with increased yield and tensile strength Excellent straightness and concentricity Superior machinability for precision parts manufacturing Commonly used in automotive components, machinery parts, shafts, pins, fasteners, tools, and precision engineering applications. MetalZenith Quality Advantage Our Cold Rolled Steel Bars are sourced directly from China's premier steel mills - Anshan Iron and Steel Group and Baosteel Group . These world-class manufacturers ensure consistent quality, material traceability, and metallurgical excellence in every batch. Each bar undergoes rigorous quality control testing for dimensional accuracy, mechanical properties, and surface quality. We maintain extensive inventory of standard sizes while offering custom solutions for specialized requirements. Whether you need common stock sizes or custom specifications, our metallurgical experts can help you select the op