20Cr Alloy Structure Steel - Special steel china supplier ...
OTAI SPECIAL STEEL Supply in GB 20Cr steel round bar, plate, sheet, square bar, flat bar, pipe since 2007.our steel stock more 1000tons. GB 20Cr alloy Steel is a high quality Quenched and Tempered Alloy Structural steel, It belong to the high quality low carbon,Low alloy chromium, molybdenum, nickel case hardening steel.
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