GB6479?????????ù?N????????ù?P??????????????
GB6479?????????ù?
???????????????????????????????????-??????ù?-GB6479??????ù?
?????????ù???б????GB6479-2000
??????????????????豸??????????????????????????
????10??20??16Mn??10MoWVNb??15CrMo??1Cr5Mo??12 Cr2Mo??
??????繫??:
????
| ??????? |
????D?? |
?????S?? |
| ??ι? |
?????(mm) |
???????(mm) |
?????(mm) |
???????(mm) |
| ??30??50 |
??0.3 |
??30 |
??10?? |
| ??50??219 |
??0.8?? |
| ?????? |
??219 |
??1.0?? |
??20 |
??10?? |
????????????
????
| ??? |
??? |
????????MPa?? |
????????MPa?? |
????????? |
???????J?? |
???3??Akv |
| GB6479 |
10 |
335??490 |
??205 |
??24 |
/ |
??20???18 |
| 20 |
410??550 |
??245 |
??24 |
??39 |
??20???18 |
| 16Mn |
490??670 |
??320 |
??21 |
??47 |
??40???21 |
| 10MoWVNb |
470??670 |
??295 |
??19 |
??62 |
|
| 15CrMo |
440??640 |
??235 |
??21 |
??47 |
|
| 1Cr5Mo |
390??590 |
??195 |
??22 |
??94 |
|
| 12 Cr2Mo |
450??600 |
??280 |
??20 |
??38 |
  
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{???????????}0510-88268136 88267553 18921511196
{????????????}0510-88268567 88264321 13382886444
{????????????}0510-88269158 88269156 13646176766
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???????????0510-88264321??88223334 ???棺0510-88223334 ?????18921237777
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