 ??? 0 ????? %B2%BB%D0%E2%B8%D6%B9%DC%BC%DB%B8%F1 ?? ??????? ??????????? ?????????? |
| ????????????С??????????? С???????????? |
| ????????????С??????????? С????????????
С???????????
??????????????????????????????????????11%~30%??????????????????????????????????????????????????Mo??Ti??Nb????????????????????????????С??????????á?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????á?ˉ??????????AOD??VOD????????????????????????????????????ù???á?
С????????????
???
???
???
... |
| http://m.zebwoc.cn/shownewsX.asp?id=3549 - 2022/11/9 12:54:44 - |
| ??????????????????o??????? ???????????????????? |
| ??????????????????o??????? ????????????????????
????????????????o???????
??????/mm
????????
???λ??
??b
??s
??5
??
aK/J•cm-2
???
/MPa
/%
54
????55
????60
850??22min???
????540??90min??????
????860??... |
| http://m.zebwoc.cn/shownewsX.asp?id=3548 - 2022/11/8 13:23:40 - |
| ??????????????????????????ú???? ????? |
| ??????????????????????????ú???? ?????
????????????????????????ú????
??????????漲?????????????????0.01%???????????????漲?????????0.06%???????????1.35%
??????
SA-210A1??79HRB/143HB
SA-210C ??89HRB/179HB
??繫??
???????
????D??
???S??
????磨mm??
???????mm??
????磨mm??
???????mm??
??????
??101.6
+0.4??-0.8
... |
| http://m.zebwoc.cn/shownewsX.asp?id=3547 - 2022/11/7 13:52:36 - |
| ?e????????????????45??????? ??????繫???? |
| ?e????????????????45??????? ??????繫????
????????????????45???????
?????е????????????????????????????????????????????????????á?
45??
???????????????????????450???????????????????????????????????顣
45???
?????????0.42-0.50%????????????0.17-0.37%????????????0.50-0.80%???????????<=0.035%???????????<=0.035%???????????<=0.25%???????????<=0.2545??
???0.45%?????
??????繫???... |
| http://m.zebwoc.cn/shownewsX.asp?id=3546 - 2022/11/6 14:21:32 - |
| ?e?????????к???????е??ò??????? ????????? |
| ?e?????????к???????е??ò??????? ?????????
?????????к???????е??ò???????
201 202 316 304??????
???
???
???
??21??4
??38??10
??65??6-12
??21??4.5
??40??8
??68??6-12
??22??6.5
??40??10
??70??8
??25??8
... |
| http://m.zebwoc.cn/shownewsX.asp?id=3545 - 2022/11/5 14:50:28 - |
| ??????????ò???????? ????????t??????????? |
| ??????????ò???????? ????????t???????????
????????ò????????
201 202 316 304??????
???
???
???
??21??4
??38??10
??65??6-12
??21??4.5
??40??8
??68??6-12
??22??6.5
??40??10
??70??8
??25??8
??42??5-10
... |
| http://m.zebwoc.cn/shownewsX.asp?id=3544 - 2022/11/4 15:19:24 - |
| ???????????????????? ???????????? |
| ???????????????????? ????????????
??????????????????????????????13589464666???????
????????????
???
???
???
???
4*1/6-14*1-3
38*5.5
89*5
133*18
14*3.5
42*3
89*5.5
159*6
14*4
42*3.5
89*6
159*6.5
16*3
42*4
89*7
159*7
18*2
42*5
89*7.5
159*8
... |
| http://m.zebwoc.cn/shownewsX.asp?id=3543 - 2022/11/3 15:48:20 - |
| ?????????н???????????? ??????????? |
| ?????????н???????????? ???????????
???????н????????????
????? ??
3
3.5
4
4.5
5
5.5
6
6.5
7
8
8.5
9
10
32
2.146
2.46
2.762
3.052
3.329
3.594
3.847
4.088
??
??
??
??
??
38
2.589
2.978
3.354
3.718
4.06... |
| http://m.zebwoc.cn/shownewsX.asp?id=3542 - 2022/11/2 16:17:16 - |
| ?????е??????????ò???????? ????????? |
| ?????е??????????ò???????? ?????????
????е??????????ò????????
201 202 316 304??????
???
???
???
??21??4
??38??10
??65??6-12
??21??4.5
??40??8
??68??6-12
??22??6.5
??40??10
??70??8
??25??8
??42??5-10
... |
| http://m.zebwoc.cn/shownewsX.asp?id=3541 - 2022/11/1 16:46:12 - |
| ???????????е???? ???????????????????? |
| ???????????е???? ????????????????????
??????????е????
???????????????????????????????е????????????????????????????????????????????У????????????????漲???????????????????????????????????????????????????????????????????????????
???????????????b??
??????????????????У??????????????????????Fb?????????????????????So??????????????????????????????b??????λ?N/mm2??MPa???????????????????????????μ????????????????????????
??????У?Fb--???????????????????????N??... |
| http://m.zebwoc.cn/shownewsX.asp?id=3540 - 2022/10/31 17:15:08 - |
|
|
??? ???? [65]
[66]
[67] ???? ??
|
|
|
|
|
|
