合金结构钢介绍
这类钢,由于具有合适的淬透性,经适宜的金属热处理后,显微组织为均匀的索氏体、贝氏体或极细的珠光体,因而具有较高的抗拉强度和屈强比(一般在0.85左右),较高的韧性和疲劳强度,和较低的韧性-脆性转变温度,可用于制造截面尺寸较大的机器零件。
合金结构钢:12Mn,18Nb,10MnSiCu,12MnV,14MnNb,16Mn,15MnV,15MnTi,16MnNb,20Mn2
30Mn2,35Mn2,40Mn2,45Mn2,50Mn2,20MnV,27SiMn,35SiMn,42SiMn,40B,45B,50B,40MnB,20MnTiB,20SiMnVB,15Cr,15CrA,20Cr,30Cr,35Cr,
40Cr,45Cr,50Cr,15CrMo,20CrMn,40CrMn,20CrMnSi,25CrMnSi,Q345,Q295,Q390,Q420
美国:1320, 1330 ,1325, 1340, 1345, 14B35, 14B50, 5115 ,5120, 5130, 5135, 5140, 5145, 5150, 4119, 4118, 4135 4140 ,6140, 6150, 5115, 5120, 4119, 4142, 3140, 3415, 3310, 3435 ,2515 ,3316, 8620 ,4340,E3310,E3316,4347
德国:20Mn6 ,30Mn5, 36Mn5 ,46Mn7, 50Mn7, 15MnV5, 20MnV6 ,42MnV7 ,37MnSi5, 46MnSi4, 15Cr3, 20Cr4 28Cr4, 34Cr4 ,41Cr4, 13CrMo4.4 ,15CrMo5,20CrMo5,25CrMo4,34CrMo4 ,42CrMo4
日本:SMn420,SMn433,SMn438,SMn443,SCr415,SCr420,SCr430,
SCr435,SCr440,SCr450,SCM415,SCM420,SCM435,SCM440,SCM430,SACM645,SMnC420,SMnC443,SNC236,SNC415,SNC815,SNC631,SNC836,SNCM220,SNCM439,SNCM447