Unconductive shimo gorofa mlango valve inatumika katika gesi asili, mafuta, kemikali, mazingira, mipango ya mijini, mipango ya gesi mipango ya mipango ya mipango ya mipango ya mipango ya mipango ya mipango ya mipango ya mipango ya mipango ya mipango ya mipango ya mipango ya mipango ya mipango ya mipango ya mipango ya mipango Inatumika kwa ajili ya migodi ya gesi ya asili na safi ya bomba ndefu.
Sifa ya valve lango gorofa:
1. valve kiti muhuri muundo lazima elastic na pre-stress, juu na chini ya kiti muhuri wakati huo huo muhuri muundo. Kiti cha valve na muhuri daima hufungwa uso kwa uso.
2. kiti cha valve ina kazi ya kujisafisha, na si washed moja kwa moja na mtiririko wa hewa wakati wa valve kufungua au kufunga. Viti vya valve vinapaswa kufanywa na vifaa vya lubrication, ambavyo haziwezi kuvaa.
Kushinduka kwa valve utendaji si kuathiri sehemu nyingine ya valve, matengenezo na kubadilisha kazi inaweza kufanyika bila kuondoa valve.
(1) Kifungo cha yoke - Kifungo cha yoke cha shaba cha alumini kinatengenezwa na bearing ya sindano ya kushinikiza ili kupunguza torque ya uendeshaji.
(2) Valve rod - urefu wa thread mpaka rack; Pins na pointi kulehemu; kuwa na utulivu.
(3) Shinikizo muhuri - muundo rahisi, Configuration sehemu buckle na fedha-coated chini ya kaboni chuma gasket, husaidia kuondolewa na kufikia bora valve cap muhuri.
(4) valve kiti pete - welding valve kiti pete wima juu ya mtiririko njia, rahisi kudumisha.
(5) Utekelezaji - valves hizi inaweza kusanidi umeme, kioevu au pneumatic utendaji. DN300 chini ya Configuration kiwango mkono magurudumu, DN350 juu ya Configuration slant gear operesheni mashirika.
(6) Joke bracket - kikamilifu mkusanyiko yoke bracket kupita mtihani wa kutetemeka, rahisi kudumisha na kufunga utendaji.
(7) Kufunga - aina ya vipande viwili, kujitegemea kudhibiti kufunika, kuepuka kuwa popped nje.
(8) Jumla ya kiti cha nyuma - ngumu, maisha ya muda mrefu zaidi.
(9) Valve - spring mzigo valve inaweza kurekebisha mwenyewe, kupunguza mahitaji ya torque ya utendaji.
(10) Jumla ya kuzuia - jumla ya kuunda bracket kuzuia kifaa, nafasi ya mkutano bracket valve, kufanya kiti cha valve imara zaidi na kuaminika. Pili, kiwango cha utendaji wa valve ya lango la gorofa:
|
Vipimo vya kubuni |
urefu wa muundo |
Kuunganisha France |
majaribio na uchunguzi |
Shinikizo - joto |
Utambulisho wa bidhaa |
|
JB/T5298 |
JB/T5298 |
JB/79 |
JB/T5298 |
GB9131 |
GB/T12220 |
|
API6D |
API6D |
ANSI-16.5 |
API6D |
ANSI B16.34 |
MSS SP-25 |
Tatu, vipimo vya utendaji wa uzalishaji wa valve ya lango gorofa:
|
Kiwango cha kubuni |
Shinikizo la majaribio katika joto la kawaida (MPa) |
Kutumika joto ℃ |
Kutumia vyombo vya habari |
|||||||
|
Nyumba |
Kufungwa kushoto |
Kufungwa kushoto |
Shinikizo la chini muhuri |
Aina ya "G" |
Aina ya "D" |
Aina ya kawaida |
Aina ya "Sulfur" |
Aina ya "msingi" |
||
|
Jina la shinikizo PN (MPa) |
1.6 |
2.4 |
1.76 |
1.76 |
0.6 |
-29~50 |
-45~21 |
-2~121 |
H2S na CO2 kwa jumla zaidi ya 500 mg / m2 |
Mafuta ya gesi, maji, nk |
|
2.5 |
3.75 |
2.75 |
2.75 |
0.6 |
||||||
|
4.0 |
6.0 |
4.4 |
4.4 |
0.6 |
||||||
|
6.4 |
9.6 |
7.04 |
7.04 |
0.6 |
||||||
|
Kiwango cha lb |
150 |
3.0 |
2.2 |
2.2 |
0.6 |
|||||
|
300 |
7.7 |
5.6 |
5.6 |
0.6 |
||||||
IV, vifaa vya vipengele kuu vya valve ya lango la gorofa:
|
Valve / kifuniko cha valve |
WCB |
WC6 |
A352-LCB |
A351-CF8M |
|
mlango |
2Cr13+ENP |
20CrMoV+STL |
ANSO410+ENP |
ANSI316+ENP |
|
Vifaa vya Valve |
2Cr13 |
2Cr13 |
A182-A6a |
A182-A316S |
|
kiti cha valve |
25+PTFE |
20CrMoV+STL |
A105+PTFE |
A182-F316+PTFE |
|
Ufungaji |
NBR/FPM |
Graphite ya kubadilika |
PTFE na FPM |
|
Maelezo ya vyombo vya habari
|
Gasket |
- |
|||
|
Bolt ya |
35 |
35CrMo |
A193-B7M |
A193-B8 |
|
Kutumia vyombo vya habari |
Maji, mafuta, mvuke |
mvuke, mafuta |
Propane na vinyl |
Asidi ya nitriki |
5, gorofa lango valve kuu sura na uhusiano ukubwa PN1.6MPa-2.5MPa:
|
1.6MPa |
DN |
L |
D |
D1 |
D2 |
Do |
f |
b |
H |
H1 |
n-Φd |
|
Sheria ya uso |
50 |
178 |
160 |
125 |
100 |
250 |
3 |
16 |
584 |
80 |
4-Φ18 |
|
65 |
190 |
180 |
145 |
120 |
250 |
3 |
18 |
634 |
95 |
4-Φ18 |
|
|
80 |
203 |
195 |
160 |
135 |
250 |
3 |
20 |
688 |
100 |
8-Φ18 |
|
|
100 |
229 |
215 |
181 |
155 |
300 |
3 |
20 |
863 |
114 |
8-Φ18 |
|
|
125 |
254 |
245 |
210 |
185 |
350 |
3 |
22 |
940 |
132 |
8-Φ18 |
|
|
150 |
267 |
280 |
240 |
210 |
350 |
3 |
24 |
1030 |
150 |
8-Φ23 |
|
|
200 |
292 |
335 |
295 |
265 |
350 |
3 |
26 |
1277 |
168 |
12-Φ23 |
|
|
250 |
330 |
405 |
355 |
320 |
400 |
3 |
30 |
1491 |
203 |
12-Φ25 |
|
|
300 |
356 |
460 |
410 |
375 |
450 |
4 |
30 |
1701 |
237 |
12-Φ25 |
|
|
350 |
381 |
520 |
470 |
435 |
500 |
4 |
34 |
1875 |
265 |
16-Φ30 |
|
|
400 |
406 |
580 |
525 |
485 |
305 |
4 |
36 |
2180 |
300 |
16-Φ30 |
|
|
450 |
432 |
640 |
585 |
545 |
305 |
4 |
40 |
2440 |
325 |
20-Φ34 |
|
|
500 |
457 |
705 |
650 |
608 |
305 |
4 |
44 |
2860 |
360 |
20-Φ41 |
|
|
600 |
508 |
840 |
770 |
718 |
305 |
5 |
48 |
3450 |
425 |
20-Φ41 |
|
|
700 |
610 |
910 |
840 |
788 |
305 |
5 |
50 |
3960 |
460 |
24-Φ41 |
|
|
800 |
660 |
1020 |
950 |
898 |
305 |
5 |
52 |
4550 |
512 |
24-Φ41 |
|
|
900 |
711 |
1120 |
1050 |
998 |
250 |
5 |
54 |
5250 |
565 |
28-Φ48 |
|
|
1000 |
811 |
1250 |
1170 |
1110 |
250 |
5 |
56 |
5870 |
630 |
28-Φ18 |
|
|
2.5MPa |
50 |
178 |
160 |
125 |
100 |
250 |
3 |
20 |
584 |
80 |
4-Φ18 |
|
Sheria ya uso |
65 |
190 |
180 |
145 |
120 |
300 |
3 |
22 |
634 |
95 |
8-Φ18 |
|
80 |
203 |
195 |
160 |
135 |
350 |
3 |
22, |
388 |
100 |
8-Φ18 |
|
|
100 |
229 |
230 |
190 |
160 |
350 |
3 |
24 |
863 |
114 |
8-Φ23 |
|
|
125 |
254 |
270 |
220 |
188, |
350 |
3 |
28 |
940 |
132 |
8-Φ25 |
|
|
150 |
267 |
300 |
250 |
218 |
400 |
3 |
30 |
1030 |
150 |
8-Φ25 |
|
|
200 |
292 |
360 |
310 |
278 |
450 |
3 |
34 |
1277 |
168 |
12-Φ25 |
|
|
250 |
330 |
425 |
370 |
332 |
500 |
3 |
36 |
1491 |
203 |
12-Φ30 |
|
|
300 |
356 |
485 |
430 |
390 |
305 |
4 |
40 |
1701 |
237 |
16-Φ30 |
|
|
350 |
381 |
550 |
490 |
448 |
305 |
4 |
44 |
1875 |
265 |
16-Φ34 |
|
|
400 |
406 |
610 |
550 |
505 |
305 |
4 |
48 |
2180 |
300 |
16-Φ34 |
|
|
450 |
432 |
660 |
600 |
555 |
305 |
4 |
50 |
2440 |
325 |
20-Φ34 |
|
|
500 |
457 |
730 |
660 |
610 |
305 |
4 |
52 |
2860 |
360 |
20-Φ41 |
|
|
600 |
508 |
840 |
770 |
718 |
305 |
5 |
56 |
3450 |
425 |
20-Φ41 |
|
|
700 |
610 |
955 |
875 |
815 |
305 |
5 |
60 |
3960 |
460 |
24-Φ48 |
|
|
800 |
660 |
1070 |
990 |
930 |
305 |
5 |
64 |
4550 |
512 |
24-Φ48 |
|
|
900 |
711 |
1180 |
1090 |
1025 |
- |
5 |
66 |
5250 |
595 |
28-Φ54 |
|
|
1000 |
811 |
1305 |
1210 |
1140 |
- |
5 |
68 |
5870 |
660 |
28-Φ48 |
