????????? ??????20#???????????
?????????
????????÷?Χ
????????15???????????????????????????????????????????????????????????綃???????????????????????????С???????????????????????????????????????????????λ???????????????á???????????????????????????????
δ????????156HB????????磺???????25mm
|
????? |
??? |
325??8 |
20# |
59.656 |
???? |
|
???? |
???? |
325??18 |
P5 |
4 |
???? |
|
???? |
??? |
325??36 |
12Cr1MoV |
5 |
???? |
|
???? |
???? |
325??14 |
P5 |
6 |
???? |
|
???? |
???? |
325??12 |
P5 |
4 |
???? |
|
???? |
??? |
325??40 |
20# |
5 |
???? |
|
???? |
??? |
325??10 |
20# |
???? |
???? |
|
???? |
???? |
325??10 |
P22 |
1 |
???? |
???????????????
????? C ??0.17??0.24"?? Si??0.17??0.37?? Mn??0.35??0.65?? S ????0.035?? P ????0.035?? Cr????0.25?? Ni????0.25? Cu????0.25
????????????????
??????????? ??b (MPa)????410(42)??????? ??s (MPa)????245(25)???? ??5 (??)????25?????????? ?? (??)????5????? ??δ?????,??156HB????????磺???????25mm
?????????????????????????????????????????????????????????????????????????????????????????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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