Body cover plate? |
The stem |
Sealing surface? |
Shim |
filler |
working temperature |
Applicable medium? |
Low temperature high pressure cast steel |
1Cr7Ni12? |
STL/STL? |
1Cr13/Flexible graphite Low temperature asbestos? |
PTFEPTFE dip Vinyl asbestos rope Flexible graphite? |
-46? |
The propane / allyl Methanol / ethane The gas / liquid ammonia? |
LCB? |
||||||
Low temperature high pressure cast steel? |
-60? |
|||||
LC1? |
||||||
Low temperature high pressure cast steel? |
-73? |
|||||
LC2? |
||||||
Low temperature high pressure cast steel |
1Cr18Ni9Ti? |
-101? |
||||
LC3? |
||||||
Low temperature high pressure cast steel? |
-115? |
|||||
LC4? |
||||||
Low temperature high pressure cast steel |
-196? |
|||||
|
Nominal pressure PN? |
1.6? |
2.5? |
4.0? |
6.4? |
10.0? |
strength test? |
2.4? |
3.8? |
6.0? |
9.6? |
15.0? |
Water seal test |
1.8? |
2.8? |
4.4? |
7.0? |
11.0? |
Upper seal test? |
1.8? |
2.8? |
4.4? |
7.0? |
11.0? |
Air tight test |
0.4-0.7? |
1.6MPa |
DN |
L |
D |
D1 |
D2 |
b |
n-Φd |
H |
D0 |
Convex method? |
20 |
150 |
105 |
75 |
55 |
14 |
4-Φ14 |
320 |
140 |
25 |
160 |
115 |
85 |
65 |
14 |
4-Φ14 |
350 |
160 |
|
32 |
180 |
135 |
100 |
78 |
16 |
4-Φ18 |
385 |
180 |
|
40 |
200 |
145 |
110 |
85 |
16 |
4-Φ18 |
420 |
220 |
|
50 |
250 |
160 |
125 |
100 |
16 |
4-Φ18 |
540 |
240 |
|
65 |
265 |
180 |
145 |
120 |
18 |
4-Φ18 |
610 |
240 |
|
80 |
280 |
195 |
160 |
135 |
20 |
8-Φ18 |
690 |
280 |
|
100 |
300 |
215 |
180 |
155 |
20 |
8-Φ18 |
780 |
300 |
|
125 |
325 |
245 |
210 |
185 |
22 |
8-Φ18 |
930 |
320 |
|
150 |
350 |
280 |
240 |
210 |
24 |
8-Φ23 |
980 |
350 |
|
200 |
400 |
335 |
295 |
265 |
26 |
12-Φ26 |
1180 |
400 |
|
250 |
450 |
105 |
355 |
320 |
30 |
12-Φ30 |
1390 |
450 |
|
300 |
500 |
460 |
410 |
375 |
30 |
12-Φ30 |
1620 |
500 |
|
350 |
550 |
520 |
470 |
435 |
34 |
16-Φ34 |
1810 |
500 |
|
400 |
600 |
580 |
525 |
485 |
36 |
16-Φ36 |
1970 |
550 |
|
2.5MPa |
20 |
150 |
105 |
75 |
55 |
16 |
4-Φ16 |
320 |
140 |
Convex method? |
25 |
160 |
115 |
85 |
65 |
16 |
4-Φ16 |
350 |
160 |
32 |
180 |
135 |
100 |
78 |
18 |
4-Φ18 |
385 |
180 |
|
40 |
200 |
145 |
110 |
85 |
18 |
4-Φ18 |
420 |
200 |
|
50 |
250 |
160 |
125 |
100 |
20 |
4-Φ20 |
540 |
240 |
|
65 |
265 |
180 |
145 |
125 |
22 |
8-Φ22 |
510 |
240 |
|
80 |
280 |
195 |
160 |
135 |
22 |
8-Φ22 |
690 |
280 |
|
100 |
300 |
230 |
190 |
160 |
24 |
8-Φ24 |
780 |
300 |
|
125 |
325 |
270 |
220 |
188 |
28 |
8-Φ28 |
930 |
300 |
|
150 |
350 |
300 |
250 |
218 |
30 |
8-Φ30 |
980 |
320 |
|
200 |
400 |
360 |
310 |
278 |
34 |
12-Φ34 |
1180 |
360 |
|
250 |
450 |
425 |
370 |
332 |
36 |
12-Φ36 |
1390 |
400 |
|
300 |
500 |
485 |
430 |
390 |
40 |
16-Φ40 |
1620 |
450 |
|
350 |
550 |
550 |
490 |
448 |
44 |
16-Φ44 |
1810 |
500 |
|
400 |
600 |
610 |
550 |
505 |
48 |
16-Φ48 |
1990 |
560 |
4.0 MPa |
DN |
L |
D |
D1 |
D2 |
D6 |
b |
n-Φd |
H |
D0 |
Convex methodMFM |
20 |
150 |
105 |
75 |
55 |
51 |
16 |
4-Φ14 |
330 |
140 |
25 |
160 |
115 |
85 |
65 |
58 |
16 |
4-Φ14 |
360 |
160 |
|
32 |
180 |
135 |
100 |
78 |
66 |
18 |
4-Φ18 |
440 |
180 |
|
40 |
200 |
145 |
110 |
85 |
76 |
18 |
4-Φ18 |
455 |
200 |
|
50 |
250 |
160 |
125 |
100 |
88 |
20 |
4-Φ18 |
575 |
240 |
|
65 |
380 |
180 |
145 |
120 |
110 |
22 |
4-Φ20 |
635 |
240 |
|
80 |
3103 |
195 |
160 |
135 |
121 |
22 |
8-Φ22 |
715 |
280 |
|
100 |
50 |
230 |
190 |
160 |
150 |
24 |
8-Φ22 |
815 |
300 |
|
125 |
400 |
270 |
220 |
188 |
176 |
28 |
8-Φ24 |
965 |
360 |
|
150 |
450 |
300 |
250 |
218 |
204 |
30 |
8-Φ28 |
1025 |
400 |
|
200 |
550 |
375 |
320 |
282 |
160 |
38 |
8-Φ30 |
1225 |
450 |
|
250 |
650 |
445 |
385 |
345 |
313 |
42 |
12-Φ34 |
1440 |
560 |
|
300 |
750 |
510 |
450 |
408 |
364 |
46 |
16-Φ34 |
1665 |
5470 |
|
350 |
850 |
570 |
510 |
465 |
422 |
52 |
16-Φ41 |
1880 |
720 |
|
400 |
950 |
655 |
585 |
535 |
474 |
58 |
16-Φ18 |
2050 |
800 |
|
6.4MPa |
20 |
190 |
125 |
90 |
68 |
51 |
20 |
4-Φ18 |
330 |
180 |
凹面法法? |
25 |
210 |
135 |
100 |
78 |
58 |
22 |
4-Φ23 |
360 |
180 |
32 |
230 |
150 |
110 |
82 |
66 |
24 |
4-Φ23 |
410 |
180 |
|
40 |
240 |
165 |
125 |
95 |
76 |
24 |
4-Φ23 |
480 |
220 |
|
50 |
250 |
175 |
135 |
105 |
88 |
26 |
4-Φ23 |
585 |
240 |
|
65 |
280 |
200 |
160 |
130 |
110 |
28 |
8-Φ23 |
690 |
240 |
|
80 |
310 |
210 |
170 |
140 |
121 |
30 |
8-Φ23 |
745 |
280 |
|
100 |
350 |
250 |
200 |
168 |
150 |
32 |
8-Φ25 |
885 |
300 |
|
125 |
400 |
295 |
240 |
202 |
176 |
36 |
8-Φ30 |
985 |
360 |
|
150 |
450 |
340 |
280 |
240 |
204 |
38 |
8-Φ34 |
1050 |
400 |
|
200 |
550 |
405 |
345 |
300 |
260 |
44 |
12-Φ34 |
1240 |
450 |
|
250 |
650 |
470 |
400 |
352 |
313 |
48 |
12-Φ41 |
1460 |
560 |
|
300 |
750 |
530 |
160 |
412 |
364 |
54 |
16-Φ41 |
1670 |
5640 |
|
10.0MPa |
25 |
210 |
135 |
100 |
78 |
58 |
24 |
4-Φ18 |
365 |
200 |
凹面法法? |
32 |
230 |
150 |
110 |
82 |
66 |
24 |
4-Φ23 |
420 |
200 |
50 |
250 |
195 |
145 |
112 |
88 |
28 |
4-Φ25 |
630 |
240 |
|
65 |
280 |
220 |
170 |
138 |
110 |
32 |
8-Φ25 |
700 |
240 |
|
80 |
310 |
230 |
180 |
148 |
121 |
34 |
8-Φ25 |
760 |
280 |
|
100 |
350 |
265 |
210 |
172 |
150 |
38 |
8-Φ30 |
900 |
280 |
Design and manufacture |
Structure length |
Flange size |
Pressure temperature |
Test and test? |
JB/T7749? |
GB12221? |
JB79? |
Gb9131? |
JB/T9092? |