易削切钢
SUM11 SUM12 SUM21 SUM22 SUM23 SUM25 SUM31 SUM32 SUM22L SUN23L SUM24L SUM31L
AISI1008 AISI1018
1008 1110 1109 1018 1212 1213 1215 1117 12L14 1135 1144
9SMn28 1.0736 9SMnPb28 9SMnPb28K 11SMnPb30 1.0718 9SMnPb36 11SMnPb37 1.0737 9S20 11SMn28 11SMnPb28 12SMnPb35 12SMn35 10Pb20 10SPb20 17SMn20 35S20 35SMn20 44SmN28 46S20
15S20. 35S20 45S20 SUM22
Y12.Y15.Y15Pb.Y20.Y30.Y40Mn.Y100Pb.Y100Bi