20-40?? ??????? ??? ?????? ?? ?????? ???? ????? ??? ??

???? ????
| ??? | HM200 | ???? 300 | ???? 400 | HM450 |
| ?? ??? (??) | ?65 | ?80 | ?90 | ?100 |
| ???? ?? (??) | ?203*8 | ?300*10 | ?350*10 | ?406*12 |
| ?? ?? (??) | 280 | 360 | 400 | 420 |
| I Beam (??) | 360 | 400 | 500 | 600 |
| ??? ???? (??) | 200*15 | 200*20 | 200*25 | 200*25 |
| ???? ??? (??) | 15 | 20 | 25 | 30 |

?????
??????? ??? ?? ?? ?????













