2、Rolled hard steel coil：Roll the hot rolled acid pickled steel coil under usual temperature. Features of parts：As this kind of steel hasn’t been annealed ,the hardness is pretty high and difficult to proceed mechanic processing.
what materials of S235JR? - "One-stop" shopping …
2018-11-26 · S235JR carbon steel plate is the European standard of non-alloy structural steels, equivalent to GB Q235B steel plates, namely carbon structural steels with low carbon, used for welding, bolting, and more riveted structure.
Material Spec | Steel | Iron - scribd
STRUCTURAL STEEL PLATE. Specification Chemical Max Mechanical Mpa, min C Mn Si S P %EL Min
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