常用金属材料分类及鉴别知识

1 2 1 2 1 2 11 0 05 1 35 Mn Si Cr Ni Mo W V Ti 1 1 0 25 0 25 0 60 0 60 2 S P S P 0 055 0 045 S P 0 040 S P 0 030 0 035 3 2 1 Q A B C D F b Z A B C D F b Z Q235 A F 235Mpa A 2 45 0 45 08 0 08 3 T A T12 1 2 T8 0 8 T12A 1 2 3 Q195 Q215 Q235 Q255 Q275 Q345 08 10 20 35 40 45 50 T7 T8 T9 T10 T11 T12 T13 1 2 5 5 10 10 2 45 0 45 5 0 5 1 5 25Mn2V 0 25 2 1 5 9SiCr 0 9 1 5 1 0 CrWMn 1 0 1 0 W18Cr4V 0 7 0 8 2Cr13 0 2 13 G GCr15 1 5 A 38CrMoAIA 3 09MnNb 16Mn 15MnTi 14MnVTiRe 14MnMoV 18MnNb 14CrMnMoVB 20Cr 20MnV 20CrMnTi 18Cr2Ni4WA 15CrMn2SiMo 20Cr2Ni4A 40MnB 40Cr 35CrMo 40CrMnMo 65Mn 60Si2Mn 25mm GCr15 GsiMnMoV CrWMn CrMn 9Mn2V W18Cr4V W6Mo5C4V2 5CrMnMo 3Cr2W8V Cr12 Cr12MoV 1Cr13 2Cr13 3Cr13 4Cr13 1Cr18Ni9 1Cr18Ni9Ti Mn13 15CrMo 4Cr10Si2Mo 1 2 2 2 11 2 5 4 0 Fe3 1 HT HT HT100 HT1 50 HT200 HT250 HT300 2 KTH KTZ KT H Z KTH350 10 KTZ550 04 3 QT QT QT500 7 QT800 2 1 2 3 80 ZG ZG ZG200 400 ZG270 500 ZG340 640 1 2 4 1 1 62 59 2 2 1 3 14 5 5 7 10 2 5 12 5 7 7 8 3 1 7 2 5 1 2 1 2 3 4 1 3 1 3 1 0 20 0 75kW 3000r min 40 60 150 200mm 20 60N 1 2 3 4 1 2 3 1 3 2 Q235 20 45 20CrMnTi 40CrMo GCr15 W18Cr4V 1Cr18Ni9Ti 5CrMnMo 1 3 3 1 3 4 1 4 1 2 3 1 8 1 4 1 780 900 2 800 930 3 760 820 4 150 250 300 450 500 650 5 900 950 C 1 2mm 0 8 1 2