 ??? 0 ????? %B2%BB%D0%E2%B8%D6%B9%DC%BC%DB%B8%F1 ?? ??????? ??????????? ?????????? |
| ????????????г??????????170*3.5mm??????ж??? |
| ????????????г??????????170*3.5mm??????ж???
????????????г? ????????????????312?????????
??170*3.5mm??????У?170-3.5??*3.5*0.02466=14.37????
?????????????????
?????
GB6479?????й???????
?????
???????????豸????????????
??????????????
10??20??16Mn??10MoWVNb??15CrMo??1Cr5Mo??12Cr2Mo??
??繫??
??... |
| http://m.zebwoc.cn/shownewsX.asp?id=2159 - 2019/2/16 11:12:04 - |
| ???????????г??????????????????? |
| ???????????г???????????????????
???????????г? λ??????????????????·209??
???????????????13589464666
??(????)
?? ???????
3.0
3.2
3.5
4.0
4.5
5.0
5.5
6.0
6.5
7.0
?? ?? ?? ?? ??????/???
(76)
5.40
5.75
6.26
7.10
7.93
8.75
9.56
10.36
11.14
11.91
... |
| http://m.zebwoc.cn/shownewsX.asp?id=2158 - 2019/2/15 11:41:00 - |
| ?????DN100???4mm??20???????????????????? |
| ?????DN100???4mm??20????????????????????
DN100???4mm??20????????1.6MPa??????????????????????16??????????
???????????????
??(????)
?? ???????
3.0
3.2
3.5
4.0
4.5
5.0
5.5
6.0
6.5
7.0
?? ?? ?? ?? ??????/???
(76)
5.40
5.75
6.26
7.10
7.93
8.75
9.56
10.36
1... |
| http://m.zebwoc.cn/shownewsX.asp?id=2157 - 2019/2/14 12:09:56 - |
| 2011????????????????????MPa)?????????? |
| 2011????????????????????MPa)??????????
?????????????? m m
????
PN
MPa
DN
10
15
20
25
... |
| http://m.zebwoc.cn/shownewsX.asp?id=2156 - 2019/2/13 12:38:52 - |
| ??????????????-?????????? |
| ??????????????-??????????
????????1?????????????????1.6MPa????????????2???????????????1.6-6.4MPa????????????3???????????????6.4-10MPa????????????4?????????????????10-20MPa??????????????????????????35CrMo???????б???????????????????16Mn16Mn??????????????
|
| http://m.zebwoc.cn/shownewsX.asp?id=2155 - 2019/2/12 13:07:48 - |
| 2011??4??15??????и???г?142?????10mm????????? |
| 2011??4??15??????и???г?142?????10mm?????????
??(????)
?? ???????
8
8.5
9
9.5
10
11
12
13
14
15
?? ?? ?? ?? ??????/???
102
18.55
19.60
20.64
21.67
22.69
24.69
26.53
28.63
30.38
32.18
108
19.73
20.86
21.97
23.08
2... |
| http://m.zebwoc.cn/shownewsX.asp?id=2154 - 2019/2/11 13:36:44 - |
| dn200 ??????????????=d200 ?????????? |
| dn200 ??????????????=d200 ??????????
??????
???????
???(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=2153 - 2019/2/10 14:05:40 - |
| ???76mm?????????? ????????г?76mm??????????? |
| ???76mm?????????? ????????г?76mm???????????
??(????)
?? ???????
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... |
| http://m.zebwoc.cn/shownewsX.asp?id=2152 - 2019/2/9 14:34:36 - |
| ??????????????16mn??????+16Mn?????????????? |
| ??????????????16mn??????+16Mn??????????????
16mn??????
16Mn????
16Mn?е??????????
??????????????????0.1%-0.25%,?????????????????衢???????????????????????<3%?????????300??350??400??450MPa??4???????????Q295??Q345??Q390??Q420??Q460????Q?????????????????????????д????????????????????С??????(??s)????????????????????????(????)????????????????????????仯?????A??B??C??D????????A??B?????????16Mn??
???????C??0.... |
| http://m.zebwoc.cn/shownewsX.asp?id=2151 - 2019/2/8 15:03:32 - |
| ????????????г????24.8?????|??24.8???????????? |
| ????????????г????24.8?????|??24.8????????????
??(????)
?? ???????
8.0
8.5
9
9.5
10
11
12
13
?? ?? ?? ?? ??????/??-??
30
4.34
-
-
-
-
-
-
-
32
4.74
-
-
-
-
-
-
-
34
5.13
-
-... |
| http://m.zebwoc.cn/shownewsX.asp?id=2150 - 2019/2/7 15:32:28 - |
|
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??? ???? [204]
[205]
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