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            ?????λ?????? >> ????? >>
             ??????? >> 20#????????|20#?????
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                  498225616 | 
                 
                
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                  20#????????|20#????? | 
                 
                
                  ?橈????  | 
                  25-102 | 
                 
                
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                       20#????????|20#????? 
 
| ???? | 
??? | 
???? | 
??? |  
| 20# | 
25*2.5 | 
20# | 
36*4 |  
| 20# | 
25*3 | 
20# | 
36*5 |  
| 20# | 
25*4 | 
20# | 
36*6 |  
| 20# | 
25*6 | 
20# | 
36*7 |  
| 20# | 
25*6 | 
20# | 
36*8 |  
| 20# | 
28*3 | 
20# | 
38*4 |  
| 20# | 
28*4 | 
20# | 
38*5 |  
| 20# | 
28*5 | 
20# | 
38*6 |  
| 20# | 
28*6 | 
20# | 
38*7 |  
| 20# | 
30*4 | 
20# | 
38*10 |  
| 20# | 
30*5 | 
20# | 
42*4 |  
| 20# | 
30*6 | 
20# | 
42*5 |  
| 20# | 
30*7 | 
20# | 
42*6 |  
| 20# | 
30*8 | 
20# | 
42*8 |  
| 20# | 
32*4 | 
20# | 
42*10 |  
| 20# | 
32*5 | 
20# | 
45*4 |  
| 20# | 
32*6 | 
20# | 
45*5 |  
| 20# | 
32*7 | 
20# | 
45*6 |  
| 20# | 
32*8 | 
20# | 
45*8 |  
| 20# | 
34*4 | 
20# | 
45*10 |  
| 20# | 
34*5 | 
20# | 
48*4 |  
| 20# | 
34*6 | 
20# | 
48*5 |  
| 20# | 
34*7 | 
20# | 
48*6 |  
| 20# | 
34*8 | 
20# | 
48*8 |   
                       
                       
                      ?????????????????????????????????????????????????????????????????????????????????????????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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                  35#????????|35????|35??????
                     
                
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            | ???????2735  ??????2010/4/9 ?????????? ??????? | 
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