法兰式衬氟蝶阀概述
兰式衬氟蝶阀法兰式对接结构,阀体、阀座与阀芯内衬一体化,阀门工作时,只有阀体内衬与衬塑蝶板与介质接触,阀门可承受衬里材料介绍的介质腐蚀,采用四极密封结构并在密封面处配以耐温抗老化的SI橡胶的弹性衬垫,完全达到介质的零泄漏,具有严密的密封性能,超长的使用寿命。
法兰式衬氟蝶阀主要零部件材料表
序号 |
零件名称 |
灰铸铁 |
铸钢 |
不锈耐酸铸钢 |
超低碳不锈耐酸铸钢 |
Z |
C |
P |
R |
PL |
RL |
1 |
阀体/阀盖 |
HT250 |
WCB |
CF8 |
CF8M |
CF3 |
CF3M |
2 |
蝶板 |
WCB |
CF8 |
CF8M |
CF3 |
CF3M |
3 |
阀杆 |
1Cr13 |
2Cr13 |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
00Cr18Ni10 |
000Cr17Ni14Mo2 |
4 |
衬里/阀座 |
PTFE(F4),PCTEF(F3),FEP(F46),PFA(可溶F4),PP,PO |
5 |
紧固销 |
2Cr13 |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
00Cr18Ni10 |
000Cr17Ni14Mo2 |
6 |
填料 |
PTFE(F4) |
7 |
填料压盖 |
WCB |
CF8 |
CF8M |
CF3 |
CF8 |
8 |
支架 |
WCB |
CF8 |
CF8 |
9 |
紧固螺栓 |
35 |
1Cr17Ni2 |
1Cr18Ni2 |
10 |
螺母
|
45 |
1Cr18Ni9 |
0Cr18Ni9 |
公称通经 |
L |
D |
D1 |
D2 |
f |
b |
Z-φd |
D |
D1 |
D2 |
f |
b |
Z-φd |
DN(mm) |
NPS(inch) |
PN1.0MPa |
PN1.6MPa |
40 |
3/2 |
106 |
145 |
110 |
85 |
3 |
18 |
4-φ18 |
145 |
110 |
85 |
3 |
18 |
4-φ18 |
50 |
2 |
108 |
160 |
125 |
100 |
3 |
20 |
4-φ18 |
160 |
125 |
100 |
3 |
20 |
4-φ18 |
65 |
5/2 |
112 |
180 |
145 |
120 |
3 |
20 |
4-φ18 |
180 |
145 |
120 |
3 |
20 |
4-φ18 |
80 |
3 |
114 |
195 |
160 |
135 |
3 |
22 |
4-φ18 |
195 |
160 |
135 |
3 |
22 |
8-φ18 |
100 |
4 |
127 |
215 |
180 |
155 |
3 |
22 |
8-φ18 |
215 |
180 |
155 |
3 |
24 |
8-φ18 |
125 |
5 |
140 |
245 |
210 |
185 |
3 |
24 |
8-φ18 |
245 |
210 |
185 |
3 |
26 |
8-φ18 |
150 |
6 |
140 |
280 |
240 |
210 |
3 |
24 |
8-φ23 |
280 |
240 |
210 |
3 |
28 |
8-φ18 |
200 |
8 |
152 |
335 |
295 |
265 |
3 |
26 |
8-φ23 |
335 |
295 |
265 |
3 |
30 |
12-φ23 |
250 |
10 |
250 |
390 |
350 |
320 |
3 |
28 |
12-φ23 |
405 |
355 |
320 |
3 |
32 |
12-φ25 |
300 |
12 |
270 |
440 |
400 |
368 |
3 |
28 |
12-φ23 |
460 |
410 |
375 |
4 |
34 |
12-φ25 |
350 |
14 |
290 |
500 |
460 |
428 |
4 |
30 |
16-φ23 |
520 |
470 |
435 |
4 |
38 |
16-φ25 |
400 |
16 |
310 |
565 |
515 |
482 |
4 |
32 |
16-φ25 |
580 |
525 |
485 |
4 |
40 |
16-φ30 |
450 |
18 |
330 |
615 |
565 |
532 |
4 |
32 |
20-φ25 |
640 |
585 |
545 |
4 |
44 |
20-φ30 |
500 |
20 |
350 |
680 |
620 |
585 |
4 |
34 |
20-φ25 |
705 |
650 |
608 |
4 |
46 |
20-φ34 |
600 |
24 |
390 |
780 |
725 |
685 |
5 |
36 |
20-φ30 |
840 |
770 |
718 |
5 |
54 |
20-φ41 |
700 |
28 |
430 |
895 |
840 |
800 |
5 |
40 |
24-φ30 |
910 |
840 |
788 |
5 |
54 |
24-φ41 |
800 |
32 |
470 |
1010 |
950 |
905 |
5 |
44 |
24-φ34 |
1020 |
950 |
898 |
5 |
54 |
24-φ41 |
900 |
36 |
510 |
1110 |
1050 |
1005 |
5 |
46 |
28-φ34 |
1120 |
1050 |
998 |
5 |
54 |
28-φ41 |
1000 |
40 |
550 |
1220 |
1160 |
1115 |
5 |
50 |
28-φ34 |
1255 |
1170 |
1110 |
5 |
60 |
28-φ48 |
序号 |
零件名称 |
灰铸铁 |
铸钢 |
不锈耐酸铸钢 |
超低碳不锈耐酸铸钢 |
Z |
C |
P8 |
R8 |
P3 |
R3 |
1 |
阀体/阀盖 |
A126-C |
A216-WCB |
A351-CF8 |
A351-CF8M |
A351-CF3 |
A351-CF3M |
2 |
蝶板 |
A216-WCB |
A105 |
A351-CF8 |
A351-CF8M |
A351-CF3 |
A351-CF3M |
3 |
阀杆 |
A182-F6 |
A182-F304 |
A182-F316 |
A182-F304L |
A182-F316L |
4 |
衬里/阀座 |
PTFE(F4),PCTEF(F3),FEP(F46),PFA(可溶F4),PP,PO |
5 |
紧固销 |
A182-F6 |
A182-F304 |
A182-F316 |
A182-F304L |
A182-F316L |
6 |
填料 |
PTFE(F4) |
PTFE(F4) |
PTFE(F4) |
7 |
填料压盖 |
A216-WCB |
CF8 |
CF8M |
CF8 |
CF3M |
8 |
支架 |
A216-WCB |
A351-CF8 |
A351-CF8 |
9 |
紧固螺栓 |
A193-B7 |
A193-B8M |
A193-B8M |
10 |
螺母
|
A194-2H |
A194-8 |
A194-8 |
公称通经 |
L |
D |
D1 |
D2 |
f |
b |
Z-φd |
DN(mm) |
NPS(inch) |
Class 125Lb/150Lb |
80 |
3 |
127 |
190 |
152.5 |
127 |
2 |
19 |
4-φ19 |
100 |
4 |
127 |
229 |
190.5 |
157 |
2 |
24 |
8-φ19 |
125 |
5 |
127 |
254 |
216 |
186 |
2 |
24 |
8-φ22 |
150 |
6 |
127 |
279 |
241.5 |
216 |
2 |
26 |
8-φ22 |
200 |
8 |
152.4 |
343 |
298.5 |
270 |
2 |
29 |
8-φ22 |
250 |
10 |
203.2 |
406 |
362 |
324 |
2 |
31 |
12-φ25 |
300 |
12 |
203.2 |
483 |
432 |
381 |
2 |
32 |
12-φ25 |
350 |
14 |
203.2 |
533 |
476 |
413 |
2 |
35 |
12-φ29 |
400 |
16 |
203.2 |
597 |
540 |
470 |
2 |
37 |
16-φ29 |
450 |
18 |
203.2 |
635 |
578 |
533 |
2 |
40 |
16-φ32 |
500 |
20 |
203.2 |
699 |
635 |
584 |
2 |
43 |
20-φ32 |
600 |
24 |
203.2 |
813 |
749.5 |
692 |
2 |
48 |
20-φ25 |
750 |
30 |
304.8 |
887 |
846 |
813 |
2 |
45 |
44-φ23 |
900 |
36 |
304.8 |
1057 |
1009.7 |
972 |
2 |
53 |
44-φ26 |
1050 |
42 |
304.8 |
1226 |
1171.4 |
1130 |
2 |
59 |
48-φ29 |
1200 |
48 |
381 |
1392 |
1335 |
1289 |
2 |
65 |
44-φ32 |