不锈钢法兰球阀的工作原理是靠旋转阀恋来使阀门畅通或闭塞。球阀开关轻便,体积小,可以做成很大口径,密封可靠,结构简单,维修方便,密封面与球面常在闭合状态,不易被介质冲蚀,在各行业得到广泛的应用。
主要性能规范
型号 |
公称压力 |
试验压力 |
工作温度(℃) |
适用介质 |
强度(水)Mpa |
密封(水)空气(Mpa) |
低压密封(空气)Mpa |
|
|
Q41F-16P(R) |
1.6 |
2.4 |
1.8 |
0.6 |
≤150 |
硝酸类 |
Q41F-25P(R) |
2.5 |
3.8 |
2.8 |
0.6 |
≤150 |
硝酸类 |
Q41F-40P(R) |
4.0 |
6.0 |
4.4 |
0.6 |
≤150 |
硝酸类 |
|
不锈钢法兰球阀主要零件的材料说明
零件名称 |
材料 |
Q41F-16P-25P-40R |
Q41F-16R-25P-40R |
阀体 |
铬镍钛钢 |
铬镍钼钛钢 |
球体 |
阀杆 |
密封圈 |
聚四乙烯 |
扳手 |
铸钢 |
|
主要外形尺寸
型号 |
公称通径DN |
尺寸(mm) |
L |
D |
D1 |
D2 |
H |
b-f |
Z-Φd |
Do |
Q41F-16P(R) |
15 |
130 |
95 |
65 |
45 |
60 |
14-2 |
4-14 |
108 |
20 |
140 |
105 |
75 |
55 |
64 |
14-2 |
4-14 |
120 |
25 |
150 |
115 |
85 |
65 |
90 |
16-2 |
4-14 |
165 |
32 |
165 |
135 |
100 |
78 |
105 |
16-2 |
4-18 |
180 |
40 |
180 |
145 |
110 |
85 |
150 |
16-3 |
4-18 |
240 |
50 |
200 |
160 |
125 |
100 |
190 |
16-3 |
4-18 |
240 |
65 |
220 |
180 |
145 |
120 |
195 |
18-3 |
4-18 |
320 |
80 |
250 |
195 |
160 |
135 |
215 |
20-3 |
8-18 |
350 |
100 |
280 |
215 |
180 |
155 |
250 |
20-3 |
8-18 |
400 |
125 |
320 |
245 |
210 |
185 |
280 |
22-3 |
8-18 |
500 |
150 |
360 |
280 |
240 |
210 |
320 |
24-3 |
8-23 |
600 |
200 |
400 |
335 |
295 |
265 |
370 |
26-3 |
12-23 |
800 |
Q41F-25P(R) |
40 |
180 |
145 |
110 |
85 |
160 |
16-3 |
4-18 |
240 |
50 |
200 |
160 |
125 |
100 |
205 |
20-3 |
4-18 |
270 |
65 |
220 |
180 |
145 |
120 |
215 |
22-3 |
8-18 |
350 |
80 |
250 |
195 |
160 |
135 |
230 |
22-3 |
8-18 |
400 |
100 |
280 |
230 |
190 |
160 |
270 |
24-3 |
8-23 |
500 |
125 |
320 |
270 |
220 |
188 |
300 |
28-3 |
8-25 |
600 |
150 |
360 |
300 |
250 |
218 |
340 |
30-3 |
8-25 |
900 |
200 |
400 |
360 |
310 |
278 |
400 |
34-3 |
12-25 |
1100 |
Q41F-40P(R)不锈钢法兰球阀 |
15 |
130 |
95 |
65 |
45 |
60 |
16-2 |
4-14 |
40 |
20 |
140 |
105 |
75 |
55 |
65 |
16-2 |
4-14 |
51 |
25 |
150 |
115 |
85 |
65 |
90 |
18-2 |
4-14 |
58 |
32 |
180 |
135 |
100 |
78 |
105 |
18-3 |
4-18 |
66 |
40 |
200 |
145 |
110 |
85 |
170 |
18-3 |
4-18 |
76 |
50 |
220 |
160 |
125 |
100 |
230 |
20-3 |
4-18 |
88 |
65 |
250 |
180 |
145 |
120 |
250 |
22-3 |
8-18 |
110 |
80 |
280 |
195 |
160 |
135 |
250 |
22-3 |
8-18 |
121 |
100 |
320 |
230 |
190 |
160 |
295 |
24-3 |
8-23 |
150 |
125 |
400 |
270 |
220 |
188 |
330 |
28-3 |
8-25 |
176 |
150 |
400 |
300 |
250 |
218 |
375 |
30-3 |
8-25 |
204 |
200 |
550 |
375 |
320 |
282 |
440 |
38-3 |
12-30 |
260 |
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