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grade quenched and tempered qt steel round bar

grade quenched and tempered qt steel round bar

Grade 8.8 round bars ISO grade 8.8 is one kind of alloy quenched and tempered grade in ISO898 standard which is similar to US grades 8 and B7. Grade 8.8 round bars we supply has following advantages: Smoth surface: For both hot rolled and cold drawn steel bars Good straightness: 0.5mm/m for cold drawn bars and 1mm/m for hot rolled bars Precision size tolerance: h9 - h11 for cold drawn steel bars Customized length: 12ft, 6000mm or other cutting length Standard mechanical proeprties: According to ISO GRADE 8.8 bolt material Uniformed hardness: On whole bars Anti-rusty packages: Film wrapped inside, Nylon plastic bag wrapped outside with belt Competitive price: grade 8.8 round bars with most competitive price Large quantity stock: Stock of Diameters such as M12, M16, M18, M20, M22, M24, M25, M27, M28, M30, M32, M34, M35, M36, M38, M40, M42, M45, M48, M50, M52, M55, M56, M58, M60, M64, M65, M70, M72, M74, M75, M80 a…