 ??? 0 ????? %B2%BB%D0%E2%B8%D6%B9%DC%BC%DB%B8%F1 ?? ??????? ??????????? ?????????? |
| 2011??4??13?????????г????700??????????? |
| 2011??4??13?????????г????700???????????
???700???????????8000
?????е?t????????
???
GB/T3639------?й???????
GB/T8713------?й???????
???
?????е???????????????????????????.
?????????????
10??20??35??45??
?????????е????--??????????????????????????
???
??????
????/?(Y)
????/??(R)
??????????(T)
?????????(MPa)
????(%)
?????????(MPa)
??... |
| http://m.zebwoc.cn/shownewsX.asp?id=2149 - 2019/2/6 16:01:24 - |
| 40Cr?????????????????????? |
| 40Cr??????????????????????
40Cr???????
????40Cr???????????????HRC32-36???,?????????HB330-380???.
????40Cr--830-860C???-->55HRC
????150C???--55HRC
????200C???--53HRC [5][6]
????300C???--51HRC
????400C???--43HRC
????500C???--34HRC
????550C???--32HRC
????600C???--28HRC
????650C???--24HRC
40Cr???????????
?? 14x2... |
| http://m.zebwoc.cn/shownewsX.asp?id=2148 - 2019/2/5 16:30:20 - |
| ?????????????????????????????+D133*22??40Cr?????????????? |
| ?????????????????????????????+D133*22??40Cr??????????????
??(????)
?? ???????
16
17
18
19
20
22
(24)
25
(26)
28
?? ?? ?? ?? ??????/???
102
33.93
35.64
37.29
38.89
40.44
43.40
46.17
-
-
-
108
36.30
38.15
39.95
41.70
... |
| http://m.zebwoc.cn/shownewsX.asp?id=2147 - 2019/2/4 16:59:16 - |
| 2011??4??11?????????г?????????????-?????????? |
| 2011??4??11?????????г?????????????-??????????
??(????)
?? ???????
2.5
3
3.5
4
4.5
5
5.5
6
6.5
7
7.5
?? ?? ?? ?? ??????/???
32
1.82
2.15
2.46
2.76
3.05
3.33
3.59
3.85
4.09
4.32
4.53
38
2.19
2.59
2.98
3.35
3.72... |
| http://m.zebwoc.cn/shownewsX.asp?id=2146 - 2019/2/3 17:28:12 - |
| ??????|?????????|????????|???????????? |
| ??????|?????????|????????|????????????
???????????????????仯?????????????????0635-2126991?????????????????????????.
??(????)
?? ???????
2.5
3
3.5
4
4.5
5
5.5
6
6.5
7
7.5
?? ?? ?? ?? ??????/???
32
1.82
2.15
2.46
2.76
3.05
3.33
3.59
3.85
4.09
4... |
| http://m.zebwoc.cn/shownewsX.asp?id=2145 - 2019/2/2 17:57:08 - |
| ???????????????????????|?????????????????????? |
| ???????????????????????|??????????????????????
?????? . 1 ????????? ????????ˉ?? ?????ˉ???ˉ?????????? ??????????????????? 2 ?????????? ???????????( ???? ??) ??????????( ??) ?????????53 ?????? ??????????????????????????????? ??????????????????? ??????????????????Ar 3
|
| http://m.zebwoc.cn/shownewsX.asp?id=2144 - 2019/2/1 8:26:04 - |
| DN60mm??????+DN60mm????????? |
| DN60mm??????+DN60mm?????????
??????
???????
???(mm)
????4?????
DN15
20??21
????6?????
DN20
25??26.8
????1?????
DN25
32??33.
????1.2?????
DN32
40??42
????1.5?????
DN40
47??48
????2?????
DN50
59??60
????2.5?????
DN65
75
????3?????
DN80
88
????... |
| http://m.zebwoc.cn/shownewsX.asp?id=2143 - 2019/1/31 8:55:00 - |
| ????????+????\\d500?????????????? |
| ????????+????\??\d500??????????????
???????
??????????????б??GB/T17396-1998?????????????ú??????????????????????????????
??????????????????20??45??27SiMn???
?????????????????????????????????????????????????????????????????????????????????????????????辭????????????????????????????????????????????????????????????????????????????????????????????????е??????е??????????
????????????????????????????????????... |
| http://m.zebwoc.cn/shownewsX.asp?id=2142 - 2019/1/30 9:23:56 - |
| 2011-4-7?????????????18-10??????? |
| 2011-4-7?????????????18-10???????
????????????????
???????(mm)
????(kg/m)
???????(mm)
????(kg/m)
???????(mm)
????(kg/m)
6??1
0.125
27??3.5
2.049
57??3.5
4.664
6??1.5
0.168
28??2
1.295
60??4
5.580
8??1
0.174
28??3
1.868
... |
| http://m.zebwoc.cn/shownewsX.asp?id=2141 - 2019/1/29 9:52:52 - |
| 2011??4??7??????219*10?????????????+??????к?????? |
| 2011??4??7??????219*10?????????????+??????к??????
????????????????
???????(mm)
????(kg/m)
???????(mm)
????(kg/m)
???????(mm)
????(kg/m)
6??1
0.125
27??3.5
2.049
57??3.5
4.664
6??1.5
0.168
28??2
1.295
60??4
5.580
8??1
0.174
28??3 ... |
| http://m.zebwoc.cn/shownewsX.asp?id=2140 - 2019/1/28 10:21:48 - |
|
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??? ???? [205]
[206]
[207] ???? ??
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