Component Wt. % C 0.37 - 0.44 Fe 98.6 - 99 Mn 0.6 - 0.9 P Max 0.04 S Max 0.05 Material Notes: Typical uses include machine, plow, and carriage bolts, tie wire, cylinder head studs, and machined parts, U-bolts, concrete reinforcing rods, forgings, and non-critical springs. ...
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