合金結構鋼---8720
化學成分:
C碳:0.18-0.23 SI硅: 0.15-0.35 Mn錳:0.40-0.60
Mo鉬:0.70-0.90 V:釩:0.20-0.30 W鎢: 0.40-0.70
性能及用途
淬透性能較好.但由于加入少量Mo元素,使奧氏體等溫轉變圖的上部往右移.代理銷售:日立,大同,撒斯特,一勝百,百祿模具鋼等.
合金結構鋼:國產(chǎn):12Mn,18Nb,10MnSiCu,12MnV,14MnNb,16Mn,15MnV,15MnTi,16MnNb,20Mn2
30Mn2,35Mn2,40Mn2,45Mn2,50Mn2,20MnV,27SiMn,35SiMn,
,15CrMo,20CrMn,40CrMn,20CrMnSi,25CrMnSi,Q345,Q295,Q390,Q420
美國:1320, 1330 ,1325, 1340, 1345, 14B35, 14B50, 5115 ,5120, 5130, 5135, 5140, 5145, 6150, 5115, 5120, 4119, 4142, 3140, 3415, 3310, 3435 ,2515 ,3316, 8620 ,4340,E3310,E3316,4347
德國:20Mn6 ,30Mn5, 36Mn5 ,46Mn7, 50Mn7, 15MnV5, 20MnV6 ,42MnV7 ,37MnSi5, 46MnSi4, 15Cr3, 20Cr4 28Cr4, 34Cr4 ,41Cr4,34CrMo4 ,42CrMo4, 24CrMoV5.5 14NiCr10 ,14NiCr14 ,31NiCr14, 14NiCr18, 21NiCrMo2, 36CrNiMo4,
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,
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