美國SAE3140 合金結(jié)構(gòu)鋼的化學(xué)成分:
C碳:0.38-0.43
Si硅:0.20-0.35
Mn錳: 0.7-0.9
P磷: ≤0.04
S硫: ≤0.04
Cr鉻: 0.55-0.75
Ni鎳:1.10-1.40
本公司供應(yīng)各國鋼材:
合金結(jié)構(gòu)鋼:12Mn,,12MnV,16Mn,15MnV,15MnTi,16MnNb,20Mn2
30Mn2,35Mn2,40Mn2,45Mn2,50Mn2,20MnV,27SiMn,35SiMn,42SiMn,40B,
20MnTiB15Cr,15CrA,20Cr,30Cr,35Cr,40Cr,45Cr,50Cr,12CrMoV,
35CrMoV,12Cr1MoV,38CrMoAl20CrMn,40CrMn,20CrMnSi,25CrMnSi,
Q345,Q295,Q390,Q420
美國: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
德國:20Mn6 ,30Mn5, 36Mn5 ,46Mn7, 50Mn7, 15MnV5, 20MnV6 ,42MnV7 ,37MnSi5, 46MnSi4, 15Cr3, 20Cr4 28Cr4, 13CrMo4.4 ,15CrMo5,20CrMo5,25CrMo4,34CrMo4 , 14NiCr10
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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