主要零件材質(zhì)
名稱 |
材質(zhì) |
名稱 |
材質(zhì) |
閥體 |
球墨鑄鐵 |
膜片 |
丁腈橡膠/不銹鋼 |
閥瓣 |
球墨鑄鐵 |
閥體密封面 |
半鐵素體高鉻鋼D507(H)
|
閥軸 |
不銹鋼 20Cr13 |
硬密封副 |
STL(Y)+A102(R) |
D507(H)+A102(R) |
主要外形連接尺寸
DN |
L |
D |
D1 |
n-φd |
||||||
PN10 |
PN16 |
PN25 |
PN10 |
PN16 |
PN25 |
PN10 |
PN16 |
PN25 |
||
150 |
210 |
285 |
285 |
300 |
240 |
240 |
250 |
8-22 |
8-22 |
8-26 |
200 |
230 |
340 |
340 |
360 |
295 |
295 |
310 |
8-22 |
12-22 |
12-26 |
250 |
250 |
395 |
405 |
425 |
350 |
355 |
370 |
12-22 |
12-26 |
12-30 |
300 |
356 |
445 |
460 |
485 |
400 |
410 |
430 |
12-22 |
12-26 |
16-30 |
350 |
381 |
505 |
520 |
555 |
460 |
470 |
490 |
16-22 |
16-26 |
16-33 |
400 |
406 |
565 |
580 |
620 |
515 |
525 |
550 |
16-26 |
16-30 |
16-36 |
450 |
432 |
615 |
640 |
670 |
565 |
585 |
600 |
20-26 |
20-30 |
20-36 |
500 |
457 |
670 |
715 |
730 |
620 |
650 |
660 |
20-26 |
20-33 |
20-36 |
600 |
508 |
780 |
840 |
845 |
725 |
770 |
770 |
20-30 |
20-36 |
20-39 |
700 |
610 |
895 |
910 |
960 |
840 |
840 |
875 |
24-30 |
24-36 |
24-42 |
800 |
660 |
1015 |
1025 |
1085 |
950 |
950 |
990 |
24-33 |
24-39 |
24-48 |
900 |
711 |
1115 |
1125 |
1185 |
1050 |
1050 |
1090 |
28-33 |
28-39 |
28-48 |
1000 |
811 |
1230 |
1255 |
1320 |
1160 |
1170 |
1210 |
28-36 |
28-42 |
28-55 |