?????????-16Mn??????ù?-GB6479??????ù???
?????????????????
?????
GB6479?????й???????
?????
???????????豸????????????
???????????????
10??20??16Mn??10MoWVNb??15CrMo??1Cr5Mo??12Cr2Mo??
??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 |
|
?????豸????????
????
20#??20G??15CrMo??12Cr1MoV
??б??
GB6479-2000
????
|
?????豸???????? |
|
??? |
???? |
??? |
???? |
??? |
???? |
??? |
???? |
|
14*4 |
??? |
45*5 |
??? |
83*12 |
??? |
159*22 |
??? |
|
16*3 |
??? |
49*10 |
??? |
83*13 |
??? |
159*25 |
??? |
|
18*3 |
??? |
57*5 |
??? |
83*15 |
??? |
168*28 |
??? |
|
19*3 |
??? |
58*9 |
??? |
89*5 |
??? |
180*22 |
??? |
|
21*3.5 |
??? |
59*9 |
??? |
89*6 |
??? |
180*30 |
??? |
|
24*5 |
??? |
60*10 |
??? |
102*17 |
??? |
219*38 |
??? |
|
24*6 |
??? |
62*10 |
??? |
103*14 |
??? |
245*26 |
??? |
|
25*2 |
??? |
63*10 |
??? |
103*17 |
??? |
273*32 |
??? |
|
28*4 |
??? |
64*9 |
??? |
104*15 |
??? |
325*12 |
??? |
|
32*3 |
??? |
65*10 |
??? |
108*14 |
??? |
426*14 |
??? |
|
32*4 |
??? |
66*9 |
??? |
108*15 |
??? |
480*9 |
??? |
|
35*6 |
??? |
66*10 |
??? |
108*16 |
??? |
89*5.5 |
??? |
|
35*9 |
??? |
67*10 |
??? |
108*17 |
??? |
168*7 |
??? |
|
38*4 |
??? |
68*9 |
??? |
127*17 |
??? |
219*8 |
??? |
|
42*4 |
??? |
68*10 |
??? |
127*19 |
??? |
273*9.5 |
??? |
|
43*7 |
??? |
68*13 |
??? |
127*21 |
??? |
273*13 |
??? |
|
43*8 |
??? |
73*5 |
??? |
159*10 |
??? |
377*9 |
??? |
|
43*9 |
??? |
76*6 |
??? |
159*16 |
??? |
426*10 |
??? |
|
43*10 |
??? |
83*11 |
??? |
159*20 |
??? |
426*14 |
??? |
|
45*3.5 |
??? |
|
|
|
|
|
|
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???????????0510-88264321??88223334 ???棺0510-88223334 ?????18921237777
|
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