AISI-4130/4140/4340,18crnimo6-7, 17CRNIMO6, 30CRNIMO8, 20MNCR5, 40ni6cr4mo3, 42crmo4, En-8/9/19/24/353, SAE 8620/1040, C-35/40/45.50/55/60 etc.
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