一、技术参数
● 公称通径:DN50-DN400(2"~16")
● 公称压力:PN10/16/25(10/16/25bar)
● 密封试验:1.1PN
● 壳体试验:1.5PN
● 工作温度:-10oC~120oC
● 适应介质:水
二、产品材质
● 阀体:铸铁
● 阀杆:黄铜
● 阀盖:球墨铸铁
● 压盖:黄铜
● 垫圈:黄铜
● 密封圈:橡胶EPDM/NBR
● 阀瓣:黄铜
● 手轮:ABS
三、材质说明
部件名称 |
材质名称 |
中国标准 |
欧洲标准 |
美国标准 |
阀体 |
球墨铸铁 |
QT450-10 |
EN-JS1050 |
A53665-45-12 |
阀杆 |
黄铜 |
HPb59-1 |
CW617N |
C37000 |
阀盖 |
球墨铸铁 |
QT450 |
EN-JS1050 |
A53665-45-12 |
压盖 |
黄铜 |
H59 |
CuZn40 |
C2800 |
垫圈 |
黄铜 |
H59 |
CuZn40 |
C2800 |
密封圈 |
橡胶EPDM/NBR |
|
|
|
阀瓣 |
黄铜 |
H59 |
CuZn40 |
C2800 |
手轮 |
ABS |
|
|
|
四、外形尺寸
|
|
|
D |
D1 |
n-ød |
DN |
L |
H |
PN10 |
PN16 |
PN10 |
PN16 |
PN10 |
PN16 |
65 |
290 |
215 |
185 |
185 |
145 |
145 |
4-19 |
4-19 |
80 |
310 |
225 |
200 |
200 |
160 |
160 |
8-19 |
8-19 |
100 |
350 |
240 |
220 |
220 |
180 |
180 |
8-19 |
8-19 |
125 |
400 |
270 |
250 |
250 |
210 |
210 |
8-19 |
8-19 |
150 |
480 |
280 |
285 |
285 |
240 |
240 |
8-23 |
12-23 |
200 |
600 |
420 |
340 |
340 |
295 |
295 |
8-23 |
12-28 |
250 |
730 |
450 |
405 |
405 |
350 |
355 |
12-23 |
12-28 |
300 |
850 |
480 |
460 |
460 |
400 |
410 |
12-23 |
16-28 |
350 |
980 |
580 |
520 |
520 |
460 |
470 |
16-23 |
16-28 |
400 |
1100 |
635 |
580 |
580 |
515 |
525 |
16-28 |
16-31 |
五、Kv值
Kv值附表1(DN65~DN150)
圈数 |
DN65 |
DN80 |
DN100 |
DN125 |
DN150 |
0.50 |
1.80 |
2.00 |
2.50 |
5.50 |
6.50 |
1.00 |
3.40 |
4.00 |
6.00 |
10.50 |
12.00 |
1.50 |
4.90 |
6.00 |
9.00 |
15.50 |
22.00 |
2.00 |
6.50 |
8.00 |
11.50 |
21.50 |
40.00 |
2.50 |
9.30 |
11.00 |
16.00 |
27.00 |
65.00 |
3.00 |
16.30 |
14.00 |
26.00 |
36.00 |
100.00 |
3.50 |
25.60 |
19.50 |
44.00 |
55.00 |
135.00 |
4.00 |
35.30 |
29.00 |
63.00 |
83.00 |
169.00 |
4.50 |
44.50 |
41.00 |
80.00 |
114.00 |
207.00 |
2.00 |
52.00 |
55.00 |
98.00 |
141.00 |
242.00 |
5.50 |
60.50 |
68.00 |
115.00 |
167.00 |
279.00 |
6.00 |
68.00 |
80.00 |
132.00 |
197.00 |
312.00 |
6.50 |
73.00 |
92.00 |
145.00 |
220.00 |
340.00 |
7.00 |
77.00 |
103.00 |
159.00 |
249.00 |
367.00 |
7.50 |
80.50 |
113.00 |
175.00 |
276.00 , SPAN> |
,
391.00 |
8.00 |
85.00 |
120.00 |
190.00 |
300.00 |
420.00 |
Kv值附表2(DN200~DN400)
圈数 |
DN200 |
DN250 |
DN300 |
DN350 |
DN400 |
2.00 |
40.00 |
90.00 |
|
|
|
2.50 |
50.00 |
110.00 |
|
|
|
3.00 |
65.00 |
140.00 |
150.00 |
109.00 |
125.00 |
3.50 |
90.00 |
195.00 |
230.00 |
129.00 |
148.00 |
4 |
120 |
255 |
300 |
148 |
171 |
4.5 |
165 |
320 |
370 |
170 |
208 |
5 |
225 |
385 |
450 |
207 |
264 |
5.5 |
285 |
445 |
535 |
254 |
326 |
6 |
340 |
500 |
620 |
302 |
386 |
6.5 |
400 |
545 |
690 |
352 |
449 |
7 |
435 |
590 |
750 |
404 |
515 |
7.5 |
470 |
660 |
815 |
471 |
590 |
8 |
515 |
725 |
890 |
556 |
680 |
9 |
595 |
820 |
970 |
784 |
894 |
10 |
650 |
940 |
1040 |
957 |
1140 |
11 |
710 |
1050 |
1120 |
1100 |
1250 |
12 |
765 |
1185 |
1200 |
1260 |
1400 |
13 |
|
|
1320 |
1420 |
1560 |
14 |
|
|
1370 |
1610 |
1730 |
15 |
|
|
1400 |
1760 |
1940 |
,
16 |
|
|
1450 |
1870 |
2140 |
17 |
|
|
|
1960 |
2280 |
18 |
|
|
|
2040 |
2410 |
19 |
|
|
|
2130 |
2530 |
20 |
|
|
|
2200 |
2630 |
21 |
|
|
|
|
2710 |
22 |
|
|
|
|
2780 | |