Features：
● Sealing performance has been improved due to its specially designed seat.
● Thickened valve body and reinforcing ribs, no hollow design, design optimization for stress concentration, enhance the strength of the valve under harsh conditions
● Spherical design disc provides superior durability and improved Cv value.
● Optional cast iron (default), plastic or aluminum alloy worm gear box.
Parts&Material
|
No. |
Parts |
Materials |
|
1 |
Gear box |
Cast iron, aluminum alloy, plastic |
|
2 |
Body |
FRPP,PPH,UPVC,CPVC,PVDF |
|
3 |
Seat |
EPDM,FPM |
|
4 |
Stem |
Steel, stainless steel |
|
5 |
Disc |
FRPP,PPH,UPVC,CPVC,PVDF |
|
6 |
Disc O-ring |
EPDM,FPM |
|
7 |
Stud Bolt & Nut |
Seel&plastic nuts, stainless steel |
|
8 |
Stem O-ring |
EPDM,FPM |
Dimensions Table（mm）
|
DN |
d |
D |
D1 |
L |
n |
Working pressure(Mpa) |
||||
|
GB/DIN |
JIS |
ANSI |
GB/DIN |
JIS |
ANSI |
|||||
|
125 |
131 |
210 |
210 |
216 |
255 |
62 |
8 |
8 |
8 |
0.6# |
|
150 |
153 |
240 |
240 |
241 |
285 |
67 |
8 |
8 |
8 |
0.6# |
|
200 |
205 |
295 |
290 |
298 |
340 |
85 |
8 |
12* |
8 |
0.6# |
|
250 |
259 |
350 |
355 |
362 |
410 |
105 |
12 |
12 |
12 |
0.6 |
|
300 |
307 |
400 |
400 |
432 |
480 |
120 |
12 |
16* |
12 |
0.6 |
|
350 |
358 |
460 |
445 |
476 |
530 |
130 |
16 |
16 |
12* |
0.4 |
|
400 |
389 |
515 |
510 |
540 |
605 |
140 |
16 |
16 |
16 |
0.4 |
|
450 |
446 |
565 |
565 |
578 |
630 |
152 |
20 |
20 |
16* |
0.4 |
|
500 |
494 |
620 |
620 |
635 |
705 |
155 |
20 |
20 |
20 |
0.3 |
|
600 |
590 |
725 |
730 |
749 |
820 |
175 |
20 |
24* |
20 |
0.3 |
#The specifications marked with numbers can be customized for butterfly valves with a working pressure of 1.0Mpa
years of
experience
M2
Built-up area
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