 ??? 0 ????? %B2%BB%D0%E2%B8%D6%B9%DC%BC%DB%B8%F1 ?? ??????? ??????????? ?????????? |
| ??133???????????????????? |
| ??133????????????????????
??????48???????????????:
R=48/2=24mm,???????r=24-2.5=21.5mm????????????S=?У?24*24-21.5*21.5??=357.3562???????????????????V=S*h=357.3562*6000=2144100????????=2144100*10^(-9)*????????????????7900kg/m3?????????M=2144100*10^(-9)*7900=16.9384kg
???42CrMo??????????????????????????
|
| http://m.zebwoc.cn/shownewsX.asp?id=2099 - 2018/12/19 16:08:04 - |
| ????????????+???????????+???????????????? |
| ????????????+???????????+????????????????
??(????)
?? ???????
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
4... |
| http://m.zebwoc.cn/shownewsX.asp?id=2098 - 2018/12/18 16:37:00 - |
| 500*10???????????\???????/??????????? |
| 500*10???????????\???????/???????????
(500-10)*10*0.02466=120.8????
??????????????13589464666
???????????
???????????????????????
???????????????顪????????????顪??????????????????????????????????ɡ????????????Ρ?????????????????????????????????顪?????????????????????????ɡ????????????????????顪???????????????
????????????????
???????????????顪????????????顪??????????????????????????????????ɡ????????????Ρ??????????????????????????????????
???????... |
| http://m.zebwoc.cn/shownewsX.asp?id=2097 - 2018/12/17 17:05:56 - |
| 159???????\'\??????????????С???????? |
| 159???????\'\??????????????С????????
159???????6???9???12???
??(????)
?? ???????
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
... |
| http://m.zebwoc.cn/shownewsX.asp?id=2096 - 2018/12/16 17:34:52 - |
| ???????????\'\???????????????????? |
| ???????????\'\????????????????????
??(????)
?? ???????
(48)
50
56
60
63
(65)
70
75
?? ?? ?? ?? ??????/???
203
183.47
188.65
-
-
-
-
-
-
219
202.41
208.38
-
-
-
-
-
-
245
233.25
240.44
-
-
-
-
... |
| http://m.zebwoc.cn/shownewsX.asp?id=2095 - 2018/12/15 8:03:48 - |
| ?????????????+????????????? |
| ?????????????+?????????????
????????????????????
????????????????????????????????????
???=?????*??*?????/??2*?????????????
??????????????????????????????????????? ?????????????????????
???=?????*2*?????????????/????*?????
??????????????????????
???P<7Mpa ???S=8
?? ??7 <??????P<17.5 ?... |
| http://m.zebwoc.cn/shownewsX.asp?id=2094 - 2018/12/14 8:32:44 - |
| ??????????\'\??С?????????????\????????/ |
| ??????????\'\??С?????????????\????????/
??(????)
?? ???????
1.5
1.6
1.8
2.0
2.2
2.5
2.8
3.0
3.2
?? ?? ?? ?? ??????/???
5
0.129
0.134
-
-
-
-
-
-
-
6
0.166
0.174
0.186
0.197
-
-
-
-
-
7
0.203
0.... |
| http://m.zebwoc.cn/shownewsX.asp?id=2093 - 2018/12/13 9:01:40 - |
| ????????????+?????????????? |
| ????????????+??????????????
???
???
??????? /Mpa
?????????/mm
??16
??16~40
??40~60
??60~100
??100~150
??150
??
Q235
A??B??C??D
235
225
215
205
195
185
Q215??Q235??Q345B??????????????????
????
???????
??????
???????
???????
????
... |
| http://m.zebwoc.cn/shownewsX.asp?id=2092 - 2018/12/11 13:30:36 - |
| ??????С????????\'\10*1С????????????????? |
| ??????С????????\'\10*1С?????????????????
??(????)
?? ???????
1.5
1.6
1.8
2.0
2.2
2.5
2.8
3.0
3.2
?? ?? ?? ?? ??????/???
45
1.61
1.71
1.91
2.12
2.32
2.62
2.91
3.11
3.31
48
1.72
1.83
2.05
2.27
2.48
2.81
3.11
3.... |
| http://m.zebwoc.cn/shownewsX.asp?id=2091 - 2018/12/10 13:59:32 - |
| 150???????+??150*10?????ж??? |
| 150???????+??150*10?????ж???
??????????152?????????????????????150??????
150*10??????????34.52????
??(????)
?? ???????
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
... |
| http://m.zebwoc.cn/shownewsX.asp?id=2090 - 2018/12/10 10:28:28 - |
|
|
??? ???? [210]
[211]
[212] ???? ??
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