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易削切鋼?SUM11SUM12SUM21SUM22SUM23?SUM25SUM31SUM32SUM22LSUN23L?SUM24LSUM31L?AISI1008AISI1018
1008?1110?1109?1018121212131215111712L14?11351144
9SMn281.07369SMnPb28?9SMnPb28K?11SMnPb301.0718?9SMnPb36?11SMnPb371.0737?9S2011SMn2811SMnPb2812SMnPb35?12SMn3510Pb2010SPb2017SMn2035S20?35SMn2044SmN2846S20
15S20.35S2045S20SUM22?Y12.Y15.Y15Pb.Y20.Y30.Y40Mn.Y100Pb.Y100Bi.?易切削不銹鋼：?303.303Cu.316F.416.420F.430F.430FR.440F.?交貨狀態(tài)：?線材、圓鋼、拉光棒、磨光棒、六角和方鋼、帶鋼和扁鋼、鍛件和鑄件等