原理:
應用:
本閥門安裝于水泵出口,可防止介質倒流,可有效消除高層建筑給水、消防給水和冷卻循環水系統的噪聲和水錘。
特點:
結構簡單、性能可靠;開關無噪音,可消除水錘;安裝拆卸方便。
執行標準:
法蘭尺寸:GB/T 17241.6
試驗檢驗:GB/T 13927
HC41X消聲止回閥主要技術參數:
公稱壓力(MPa) |
1.0 |
1.6 |
|
密封試驗壓力(MPa) |
1.1 |
1.76 |
|
殼體試驗壓力(MPa) |
1.5 |
2.4 |
|
適用溫度(℃) |
≤80℃ |
||
材料 |
閥體 |
鑄鐵、鑄鋼 |
|
導向套 |
鑄鐵、鑄鋼 |
||
閥瓣 |
鑄鐵、鑄鋼 |
||
密封圈 |
NBR橡膠 |
||
彈簧 |
不銹鋼 |
HC41X消聲止回閥主要外形尺寸:
公稱通徑 |
L |
PN10 |
PN16 |
PN25 |
|||||||||||||||
b |
f |
D2 |
D |
D1 |
Z-φd |
b |
f |
D2 |
D |
D1 |
Z-φd |
b |
f |
D2 |
D |
D1 |
Z-φd |
||
40 |
100 |
18 |
2 |
85 |
150 |
110 |
4-18 |
18 |
2 |
85 |
150 |
110 |
4-18 |
18 |
2 |
85 |
150 |
110 |
4-18 |
50 |
100 |
20 |
3 |
102 |
165 |
125 |
4-18 |
20 |
3 |
102 |
165 |
125 |
4-18 |
20 |
3 |
99 |
165 |
125 |
4-18 |
65 |
120 |
20 |
3 |
122 |
185 |
145 |
4-18 |
20 |
3 |
122 |
185 |
145 |
4-18 |
22 |
3 |
118 |
185 |
145 |
8-18 |
80 |
140 |
22 |
3 |
133 |
200 |
160 |
8-18 |
22 |
3 |
133 |
200 |
160 |
8-18 |
24 |
3 |
132 |
200 |
160 |
8-18 |
100 |
160 |
24 |
3 |
158 |
220 |
180 |
8-18 |
24 |
3 |
158 |
220 |
180 |
8-18 |
24 |
3 |
156 |
235 |
190 |
8-22 |
125 |
180 |
26 |
3 |
184 |
250 |
210 |
8-18 |
26 |
3 |
184 |
250 |
210 |
8-18 |
26 |
3 |
184 |
270 |
220 |
8-26 |
150 |
200 |
26 |
3 |
212 |
285 |
240 |
8-22 |
26 |
3 |
212 |
285 |
240 |
8-22 |
28 |
3 |
211 |
300 |
250 |
8-26 |
200 |
220 |
28 |
3 |
268 |
340 |
295 |
8-22 |
30 |
3 |
268 |
340 |
295 |
12-22 |
30 |
3 |
274 |
360 |
310 |
12-26 |
250 |
240 |
28 |
3 |
320 |
395 |
350 |
12-22 |
32 |
3 |
320 |
405 |
355 |
12-26 |
32 |
3 |
330 |
425 |
370 |
12-30 |
300 |
280 |
28 |
4 |
370 |
445 |
400 |
12-22 |
32 |
4 |
370 |
460 |
410 |
12-26 |
34 |
4 |
389 |
485 |
430 |
16-30 |
350 |
320 |
30 |
4 |
428 |
500 |
460 |
16-22 |
36 |
4 |
428 |
520 |
470 |
16-26 |
38 |
4 |
450 |
555 |
490 |
16-33 |
400 |
360 |
32 |
4 |
482 |
565 |
515 |
16-26 |
38 |
4 |
482 |
580 |
525 |
16-80 |
40 |
4 |
505 |
620 |
550 |
16-86 |
450 |
400 |
32 |
4 |
532 |
615 |
565 |
20-26 |
40 |
4 |
532 |
640 |
585 |
20-30 |
42 |
4 |
555 |
670 |
600 |
20-36 |
500 |
440 |
34 |
4 |
585 |
670 |
620 |
20-26 |
42 |
4 |
585 |
715 |
650 |
20-33 |
44 |
4 |
615 |
730 |
660 |
20-36 |