?????????DN15??200mm
?????????PN1.6??4.0MPa
?????????????????
??????????????????????
????????-40??+80??
????????????JB/T 79-94
??J41N??????????-???????????
|
???? |
????????? |
????? |
???? |
|
??? |
????? |
??????101 |
???????? |
|
???? |
??J41N??????????-?????????
|
???????PN |
JIS10K |
JIS20K |
MPa |
|
|
1.6 |
2.5 |
4.0 |
||
|
???????????PN |
2.4 |
3.75 |
6.0 |
|
|
????????????? |
1.76 |
2.75 |
4.4 |
|
|
??????? |
?????????????? |
|||
|
??????? |
-40??+80?? |
|||
|
?????????? |
JB/T 79-94 |
|||
??J41N??????????-??????γ?硿
|
PN |
DN |
L |
H |
D |
D1 |
D2 |
b |
f |
Z-??d |
D0 |
|
|
15 |
130 |
207 |
95 |
65 |
45 |
16 |
2 |
4-14 |
120 |
|
|
20 |
150 |
217 |
105 |
75 |
55 |
16 |
2 |
4-14 |
140 |
|
|
25 |
160 |
219 |
115 |
85 |
65 |
16 |
2 |
4-14 |
160 |
|
|
32 |
190 |
280 |
135 |
100 |
78 |
18 |
2 |
4-18 |
180 |
|
2.5MPa |
40 |
200 |
330 |
145 |
110 |
85 |
18 |
3 |
4-18 |
200 |
|
4.0MPa |
50 |
230 |
350 |
160 |
125 |
100 |
20 |
3 |
4-18 |
240 |
|
10K |
65 |
290 |
400 |
180 |
145 |
120 |
22 |
3 |
8-18 |
280 |
|
20K |
80 |
310 |
430 |
195 |
160 |
135 |
22 |
3 |
8-18 |
320 |
|
|
100 |
350 |
465 |
230 |
190 |
160 |
24 |
3 |
8-23 |
360 |
|
|
125 |
400 |
502 |
270 |
220 |
188 |
28 |
3 |
8-25 |
400 |
|
|
150 |
480 |
560 |
300 |
250 |
218 |
30 |
3 |
8-25 |
440 |
|
|
200 |
600 |
580 |
360 |
310 |
278 |
34 |
4 |
12-25 |
480 |
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