男人J桶进女人J无遮挡

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???????????λ?????? >> ????? >> ??????????????GB??T3421??1982?? ???? 61 ?????
  
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72014222516
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??????????????GB??T3421??1982??
?橈????
350??28
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DN200
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??????????????GB??T3421??1982??
??????????????????????????ú??????????????????P??G??????
(1)???????
?в????????
R=C+E  R1=C R2=E
?в???????????
??????
DN??mm
??????磯mm
a
b
c
e
75??450
15
10
20
6
500????
18
12
25
7
?????????????????????
??????
DN??mm
???mm
?????mm
??
D2??mm
??Ч?????mm
?п????????
??kg
??????????
??kg
???1m????
??kg
T
D1
5000
6000
????????kg
P??
G??
P??
G??
P??
G??
P??
G??
P??
G??
200
8.8
10.0
202.4
200
220.0
227.0
254.0
 
 
16.30
0.382
42.0
47.5
250
9.5
10.8
252.6
250
271.6
303.0
340.0
 
 
21.30
0.626
56.3
63.7
300
10.0
11.4
302.8
300
322.8
381.0
428.0
452.0
590.0
26.10
0.741
70.8
80.3
350
10.8
12.0
352.4
350
374.0
 
 
566.0
623.0
32.60
0.857
88.7
98.3
400
11.5
12.8
402.6
400
425.6
 
 
687.0
757.0
39.00
1.460
107.7
119.5
450
12.0
13.4
452.4
450
476.8
 
 
806.0
892.0
46.90
1.640
126.2
140.5
500
12.8
14.0
502.4
500
528.0
 
 
950.0
1030.0
52.70
1.810
149.2
162.8
600
14.2
15.6
602.4
599.6
630.8
 
 
1260.0
1370.0
68.80
2.160
198.0
217.1
700
15.5
17.1
702.0
698.8
733.0
 
 
1600.0
1750.0
86.00
2.510
251.6
276.9
800
16.8
18.5
802.6
799.0
836.0
 
 
1080.0
2160.0
109.00
2.860
311.3
342.1
900
18.2
20.2
902.9
899.0
939.0
 
 
2410.0
2630.0
136.00
3.210
379.1
415.7
1000
20.5
22.6
1000.0
955.8
1041.0
 
 
3020.0
3300.0
173.00
3.550
473.2
520.6
???
1.?????????????????????7.20g??cm3.
2.??????=???1m????????Ч????+?в?????????(????????????????????λ??Ч????)??
(2)????
????????????????????
??????DN??mm
???????mm
200??450
1.51
>1500
1.251
???1.????1????????Ч????(m)?????(m)????1????????????????
      2.?????????????????????
(3)??????
???????????????????WP???????0.30????????Ws???????0.10????
(4)????????????
??????????
??????DN/mm
????????bbMPa
??300
340
350??700
280
??800
240
????????????????????
???????
??????DN/mm
?????????MPa
P??
??450
2.00
??500
1.50
G??
??450
2.50
??500
2.00

 



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    男人J桶进女人J无遮挡