????????(0635-8883900 13963516033)????????????????;??????27SiMn??????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????27SiMn???????73-?426?????????? ??????????:20#?35#?45#?20Cr?40Cr?Q345B?16Mn-50mn?20CrMo?35CrMo?42CrMo?20CrMnTi ?30CrMnSiA?40CrNiMo;???????:10#?20#?16Mn?Q345B ;?????????:20G?12CrMoG?12Cr1MoVG?12Cr2MoVG?15CrMoG ;???????????:45#?45Mn2?40Cr;?????????:45#?27SiMn ;?????????:DZ40?DZ50?DZ60?DZ70?R780 ;??????:K55?J55?N801?N80Q?L80?P110; ????????????09CrMoAl?08Cr2A1Mo?07CrCuA1MoTi; ?????????09MnD?09MnNiD; ?????????:10?16Mn?1Cr5Mo?15CrMo ;???L290?L320L?360L?390?L415 ;?????:Q195?20#?45# ; ??????????:201?202?304?304L?316?316L?320?321?309S?310S; ?????????:C??T12/P12?T22/P22?P11/T11?T5/P5?st45.8?13CrMo44?10CrMo910 ? ????????20#?Q345B?45????????,???400-2200mmX10-120mm,???????12?,??????????,????????????????????????