butterfly cushion check valve
nominal pressure: pn1.0 ~ 2.5mpa
nominal diameter: dn40 ~ 1000mm
slow closing time: 3 to 60 seconds
suitable medium: water, sewage, water
temperature: 0 ~ 80 ℃ (if necessary ,
up to 200 ℃) flange standard: gb / t 17241.6 gb / t 9113
test standards: gb / t 13927 ap1598
first, hh47x butterfly cushion check valve product overview:
the factory production of the buffer check valve is mainly used for industrial water supply, sewage treatment plant pump outlet, to prevent pipe network medium countercurrent. automatic destruction of destructive water hammer to ensure that pumps and pipes from damage. the valve is mainly composed of a valve body, a valve disc, a buffer device and a micro regulating valve. the product has the advantages of novel structure, small volume, small fluid resistance, stable operation, reliable sealing, abrasion resistance and good buffer performance, and is the best product for industrial water and urban sewage.
second, hh47x butterfly cushion check valve main components and materials:
|
part name |
body |
disc |
stem, cylinder, piston |
spring |
seat |
|
material |
gray cast iron, cast steel |
carbon steel |
stainless steel |
stainless steel |
nitrile rubber |
third, hh47x butterfly cushioning check valve main shape connection size: unit: mm
| dn (mm) |
40 |
50 |
65 |
80 |
100 |
125 |
150 |
200 |
250 |
300 |
350 |
400 |
450 |
500 |
600 |
700 |
800 |
900 |
1000 |
|
l |
140 |
150 |
170 |
180 |
190 |
200 |
210 |
230 |
250 |
270 |
290 |
310 |
330 |
350 |
390 |
430 |
470 |
510 |
550 |
|
h |
200 |
215 |
225 |
235 |
280 |
290 |
310 |
350 |
415 |
450 |
480 |
550 |
585 |
640 |
720 |
780 |
840 |
990 |
1050 |
|
h1 |
88 |
98 |
108 |
118 |
130 |
148 |
172 |
210 |
240 |
264 |
297 |
324 |
351 |
379 |
434 |
491 |
549 |
60 |
|