消声止回阀 丹富斯止回阀 丹富斯阀门
发布时间 2014-12-18 13:34:23
产品描述
丹富斯DFHC41X型消声止回阀是安装在水泵出口管道上，用于水泵停机时防止介质倒流及水锤对泵的损害。该止回阀阀瓣采用进出口两端中心轴导向，启闭灵活，可水平安装或垂直安装。阀瓣采用弹簧加载，其快速关闭能有效地消除水锤，密封性能好，关闭无噪声。与静音止回阀外形较为相似它具有体积小、重量轻、流体阻力小，耐疲劳、寿命长等优点。
Dan fuss DFHC41X type silencing check valve is installed on the water pump outlet pipe, used when the pump stop to prevent the backflow medium and water hammer the damage to the pump. Both ends of the check valve disc adopts import and export center axis direction, opening and closing flexible, can be installed in horizontal or vertical. Disc use spring loaded, its fast closing can effectively eliminate water hammer, sealed performance is good, close the noiseless. Similar to mute check appearance more it has small volume, light weight, small fluid resistance, fatigue resistance, long service life, etc.
丹富斯消声止回阀【主要技术参数】
|
型号 |
公称压力 |
壳体试验压力 |
密封试验压力 |
适用介质 |
工作温度 |
|
DFHC41X-10 |
1.0Mpa |
1.5Mpa |
1.1Mpa |
水及弱腐蚀性流体 |
0~80℃ |
|
DFHC41X-16 |
1.6Mpa |
2.4Mpa |
1.76Mpa |
水及弱腐蚀性流体 |
0~80℃ |
丹富斯消声止回阀【主要外形尺寸】
|
公称压力 PN(mm) |
公称通径 DN(mm) |
尺寸(mm) |
||||
|
L |
D |
K |
b |
z-φd |
||
|
1.0 |
40 |
112 |
145 |
110 |
18 |
4-18 |
|
50 |
120 |
160 |
125 |
20 |
4-18 |
|
|
65 |
130 |
180 |
145 |
20 |
4-18 |
|
|
80 |
150 |
195 |
160 |
22 |
8-18 |
|
|
100 |
165 |
215 |
180 |
24 |
8-18 |
|
|
125 |
190 |
245 |
210 |
26 |
8-18 |
|
|
150 |
210 |
280 |
240 |
26 |
8-22 |
|
|
200 |
255 |
335 |
295 |
28 |
8-22 |
|
|
250 |
310 |
390 |
350 |
28 |
12-22 |
|
|
300 |
320 |
440 |
400 |
28 |
12-22 |
|
|
350 |
380 |
500 |
460 |
30 |
16-22 |
|
|
400 |
405 |
565 |
515 |
32 |
16-26 |
|
|
450 |
430 |
615 |
565 |
32 |
20-26 |
|
|
500 |
450 |
670 |
620 |
34 |
20-26 |
|
|
600 |
510 |
780 |
725 |
36 |
20-30 |
|
|
1.6 |
40 |
112 |
145 |
110 |
18 |
4-18 |
|
50 |
120 |
160 |
125 |
20 |
4-18 |
|
|
65 |
130 |
180 |
145 |
20 |
4-18 |
|
|
80 |
150 |
195 |
160 |
22 |
8-18 |
|
|
100 |
165 |
215 |
180 |
24 |
8-18 |
|
|
125 |
190 |
245 |
210 |
26 |
8-18 |
|
|
150 |
210 |
280 |
240 |
26 |
8-22 |
|
|
200 |
255 |
335 |
295 |
30 |
12-22 |
|
|
250 |
310 |
405 |
355 |
32 |
12-26 |
|
|
300 |
320 |
460 |
410 |
32 |
12-26 |
|
|
350 |
380 |
520 |
470 |
36 |
16-26 |
|
|
400 |
405 |
580 |
525 |
38 |
16-30 |
|
|
450 |
430 |
640 |
585 |
40 |
20-30 |
|
|
500 |
450 |
715 |
650 |
42 |
20-33 |
|
|
600 |
510 |
840 |
770 |
48 |
20-36 |
|