一、Structures Characteristics And Usahe
This valve mounted on the outlet pipes of the pump is the securty pipes for avoiding the reversal rotation caused by the pressed water stream impacting the pump the stopping of the pump This valve small volume，light and convenient for maintaining with guiding deviec，flexibleclosing，linear sealing，excellent check result and can reducing the closing noise efficiently．
二、 Structures Characteristics And Usahe
| Nominal pressure |
1.0 |
1.6 |
2.5 |
| Test pressure (MPa) |
Shell strength |
1.5 |
2.4 |
3.75 |
| Sealing performance |
1.1 |
1.76 |
2.75 |
| Working temperature |
≤80 |
| Applicable medium |
Water、Oil |
三、主要零件材料 Material Far Main Parte
| Name Of parts |
Body、Seat |
Flap |
S
ealing fale |
Spring |
| Material |
Cl、 Steel casting Castiron、 Stainless steel |
Cast copper、 Stainless steel |
NBR |
Stainless steel |
五、Maid External And Connecting Dimensions HC41×(Type)
Nominal diameter
DN(mm) |
L |
PNl0 |
PNl6 |
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 |
HC11X(Type)
| HC11X(Type) |
Nominal diameter
DN(mm)/
Dimensions |
L |
G |
D |
| 15 |
65 |
1/2″ |
45 |
| 20 |
75 |
3/4″ |
48 |
| 25 |
90 |
1″ |
58 |
| 32 |
105 |
11/4 |
66 |
| 40 |
120 |
11/2″ |
74 |
| 50 |
140 |
2″ |
89 |
|
