卧式止回阀
产品描述：
卧式止回阀技术参数：材质：铜体、抛砂本色，
公称压力：PN≤1.6MPa
适用介质：水
适用温度：T≤150℃
螺纹标准：英制G管螺纹
卧式止回阀主要零件材料：
|
零件名称 |
材料 | |
|
QH41 42M-16 |
QH41 42M-25Q | |
|
阀体 |
HT200 |
QT450-10 |
|
阀瓣 |
不锈钢 | |
|
密封圈 |
复合石墨 | |
卧式止回阀外形尺寸和连接尺寸：
|
型号 |
公称通径 |
尺寸（mm） | |||||
|
L |
D |
D1 |
D2 |
b-f |
z-Φd | ||
|
QH41 42M-16 |
15 |
130 |
95 |
65 |
45 |
16-2 |
4-14 |
|
20 |
150 |
105 |
75 |
55 |
16-2 |
4-14 | |
|
25 |
160 |
115 |
85 |
65 |
16-2 |
4-14 | |
|
32 |
180 |
135 |
100 |
78 |
18-2 |
4-18 | |
|
40 |
200 |
145 |
110 |
85 |
18-3 |
4-18 | |
|
50 |
230 |
160 |
125 |
100 |
20-3 |
4-18 | |
|
65 |
290 |
180 |
145 |
120 |
20-3 |
4-18 | |
|
80 |
310 |
195 |
160 |
135 |
22-3 |
8-18 | |
|
100 |
350 |
215 |
180 |
155 |
24-3 |
8-18 | |
|
125 |
400 |
245 |
210 |
185 |
26-3 |
8-18 | |
|
150 |
480 |
280 |
240 |
210 |
28-3 |
8-23 | |
|
200 |
600 |
335 |
295 |
265 |
30-3 |
12-23 | |
|
250 |
730 |
405 |
355 |
320 |
32-3 |
12-25 | |
|
QH41 42M-25Q |
15 |
108 |
95 |
65 |
45 |
16-2 |
4-14 |
|
20 |
117 |
105 |
75 |
55 |
16-2 |
4-14 | |
|
25 |
127 |
115 |
85 |
65 |
16-2 |
4-14 | |
|
32 |
140 |
135 |
100 |
78 |
18-2 |
4-18 | |
|
40 |
165 |
145 |
110 |
85 |
20-3 |
4-18 | |
|
50 |
203 |
160 |
125 |
100 |
20-3 |
4-18 | |
|
65 |
216 |
180 |
145 |
120 |
22-3 |
8-18 | |
|
80 |
241 |
195 |
160 |
135 |
22-3 |
8-18 | |
|
100 |
292 |
230 |
190 |
160 |
24-3 |
8-23 | |
|
125 |
330 |
270 |
220 |
180 |
28-3 |
8-25 | |
|
150 |
356 |
300 |
250 |
218 |
30-3 |
8-25 | |
|
200 |
495 |
360 |
310 |
278 |
34-3 |
12-25 | |
|
250 |
622 |
425 |
370 |
335 |
36-3 |
12-30 | |
|
300 |
698 |
485 |
430 |
389 |
38-4 |
16-30 | |