12CrMo?????????????|????????????????????? 
?????????????   ?????????   ?????????ˉ??   ????????? 
12CrMo?????????????: 
12CrMo????????????0.08~0.15????0.17~0.37????0.40~0.70????0.40~0.55????0.40~0.70  
?????? ?????????λ?????????????????????????????????????????40Cr??12CrMo?????????  
?????????????????????????????????????????????????????????????1.5%??????????????????????????????????????????????????????????????????????????????"1"????????"12CrMoV"??"12Cr1MoV"???????????0.4-0.6%???????0.9-1.2%?????????????????????????????????1.5%????2.5%????3.5%??????????????????????????????????????2??3??4???????????18Cr2Ni4WA??  
????????е??V????Ti????AL????B?????RE???????????????????????????????????????б????????20MnVB???С????0.07-0.12%?????0.001-0.005%??  
??????????????????????"A"???????????????????  
??????????????????????????????????????????????????????í??????30CrMnSi?????????ML30CrMnSi?? 
12CrMo???????????  
???? 
 
| ???? | 
C | 
Si | 
Mn | 
Mo | 
Cr |  
| 12CrMo | 
0.08~0.15 | 
0.17~0.37 | 
0.40~0.70 | 
0.40~0.55 | 
0.40~0.70 |   
                       
                       
                      ?????????????????????????????????????????????????????????????????????????????????????????С???????????????????????????????????????????????????????????,??????????????20#??45#??16MN??Q345??A/B/C/D/E????27SIMN??15CrMO??12Cr1MOV??10CrMO910??304??304L??316??316L??321??P11??P22??P91??T91.??й???GB8162-99?????GB8163-99????????????ù?????????GB3087-99??GB5310-85????????ˉ?ù??GB5312-8???ù??... 
                      ???????????0510-88264321??88223334 ???棺0510-88223334 ?????18921237777 
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