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一、H41F46襯氟止回閥概述：
襯氟止回閥適用在-50℃～150℃的各種濃度的王水、硫酸、鹽酸、氫氟酸和各種有機酸、強酸、強氧化劑，FEP還適用于各種濃度的強堿有機溶劑以及其它腐蝕性氣體、液體介質的管路上使用。
二、H41F46襯氟止回閥零件材料：
|
零件名稱 |
材料 |
|
閥 體 |
鑄鐵、鑄鋼、不銹鋼、內襯F46、F3 |
|
閥 瓣 |
鑄鋼、不銹鋼、襯F46、F3 |
|
閥 蓋 |
灰鑄鋼、鑄鋼、不銹鋼、內襯F46、F3 |
|
墊 圈 |
F4 |
三、H41F46襯氟止回閥技術標準：
|
技術規范 |
|
|
設計標準 |
GB12236 |
|
結構長度 |
GB12221 |
|
法蘭標準 |
JB/T79-94 |
|
GB9113.1-26 |
|
|
檢驗試驗 |
GB/T13927 |
四、H41F46襯氟止回閥連接尺寸：
|
公稱通徑 |
標準值 |
參考值 |
|||||||||
|
DN |
NPS |
L |
D |
D1 |
D2 |
f |
b |
Z-Φd |
Do |
H |
WT(Kg) |
|
PN0.6Pa |
|||||||||||
|
15 |
1/2 |
130 |
80 |
55 |
40 |
2 |
12 |
4-Φ12 |
105 |
55 |
4 |
|
20 |
3/4 |
150 |
90 |
65 |
50 |
2 |
14 |
4-Φ12 |
115 |
58 |
5 |
|
25 |
1 |
160 |
100 |
75 |
60 |
2 |
14 |
4-Φ12 |
128 |
60 |
6 |
|
32 |
11/4 |
180 |
120 |
90 |
70 |
2 |
16 |
4-Φ14 |
145 |
75 |
7 |
|
40 |
11/2 |
200 |
130 |
100 |
80 |
3 |
16 |
4-Φ14 |
160 |
82 |
8 |
|
50 |
2 |
230 |
140 |
110 |
90 |
3 |
16 |
4-Φ14 |
178 |
95 |
10 |
|
65 |
21/2 |
290 |
160 |
130 |
110 |
3 |
16 |
4-Φ14 |
205 |
105 |
20 |
|
80 |
3 |
310 |
185 |
150 |
125 |
3 |
18 |
4-Φ18 |
230 |
120 |
25 |
|
100 |
4 |
350 |
205 |
170 |
145 |
3 |
18 |
4-Φ18 |
255 |
135 |
30 |
|
125 |
5 |
400 |
235 |
200 |
175 |
3 |
20 |
8-Φ18 |
305 |
158 |
50 |
|
150 |
6 |
480 |
260 |
225 |
200 |
3 |
20 |
8-Φ18 |
345 |
180 |
65 |
|
200 |
8 |
495 |
315 |
280 |
255 |
3 |
22 |
8-Φ18 |
415 |
215 |
137 |
|
250 |
10 |
622 |
370 |
335 |
310 |
3 |
24 |
12-Φ18 |
490 |
240 |
150 |
|
300 |
12 |
698 |
435 |
395 |
362 |
4 |
24 |
12-Φ23 |
540 |
265 |
185 |
|
350 |
14 |
787 |
485 |
445 |
412 |
4 |
26 |
12-Φ23 |
585 |
300 |
215 |
|
400 |
16 |
914 |
535 |
495 |
462 |
4 |
28 |
16-Φ23 |
635 |
360 |
244 |
|
450 |
18 |
978 |
590 |
550 |
518 |
4 |
28 |
16-Φ23 |
680 |
385 |
276 |
|
500 |
20 |
978 |
640 |
600 |
568 |
4 |
30 |
16-Φ23 |
740 |
415 |
315 |
|
公稱通徑 |
標準值 |
參考值 |
|||||||||
|
DN（mm） |
NPS |
L |
D |
D1 |
D2 |
f |
b |
Z-Φd |
B |
H |
WT(Kg) |
|
PN1.0MPa |
|||||||||||
|
15 |
1/2 |
130 |
95 |
65 |
45 |
2 |
14 |
4-Φ14 |
105 |
55 |
5 |
|
20 |
3/4 |
150 |
105 |
75 |
55 |
2 |
16 |
4-Φ14 |
115 |
58 |
7 |
|
25 |
1 |
160 |
115 |
85 |
65 |
2 |
16 |
4-Φ14 |
128 |
60 |
9 |
|
32 |
11/4 |
180 |
135 |
100 |
78 |
2 |
18 |
4-Φ18 |
145 |
75 |
11 |
|
40 |
11/2 |
200 |
145 |
110 |
85 |
3 |
18 |
4-Φ18 |
160 |
82 |
13.5 |
|
50 |
2 |
230 |
160 |
125 |
100 |
3 |
20 |
4-Φ18 |
178 |
95 |
18 |
|
65 |
21/2 |
290 |
180 |
145 |
120 |
3 |
20 |
4-Φ18 |
205 |
105 |
22 |
|
80 |
3 |
310 |
195 |
160 |
135 |
3 |
22 |
4-Φ18 |
230 |
120 |
28 |
|
100 |
4 |
350 |
215 |
180 |
155 |
3 |
22 |
8-Φ18 |
255 |
135 |
34 |
|
125 |
5 |
400 |
245 |
210 |
185 |
3 |
24 |
8-Φ18 |
305 |
158 |
58 |
|
150 |
6 |
480 |
280 |
240 |
210 |
3 |
24 |
8-Φ23 |
345 |
180 |
72 |
|
200 |
8 |
495 |
335 |
295 |
265 |
3 |
26 |
8-Φ23 |
415 |
215 |
150 |
|
250 |
10 |
622 |
390 |
350 |
320 |
3 |
28 |
12-Φ23 |
490 |
240 |
165 |
|
300 |
12 |
698 |
440 |
400 |
368 |
4 |
28 |
12-Φ23 |
540 |
265 |
190 |
|
350 |
14 |
787 |
500 |
460 |
428 |
4 |
30 |
16-Φ23 |
585 |
300 |
225 |
|
400 |
16 |
914 |
565 |
515 |
482 |
4 |
32 |
16-Φ25 |
635 |
360 |
254 |
|
450 |
18 |
978 |
615 |
565 |
532 |
4 |
32 |
20-Φ25 |
680 |
385 |
285 |
|
500 |
20 |
978 |
670 |
620 |
585 |
4 |
34 |
20-Φ25 |
740 |
415 |
333 |
|
PN1.6MPa |
|||||||||||
|
15 |
1/2 |
130 |
95 |
65 |
45 |
2 |
14 |
110 |
55 |
6 |
|
|
20 |
3/4 |
150 |
105 |
75 |
55 |
2 |
16 |
120 |
58 |
7.8 |
|
|
25 |
1 |
160 |
115 |
85 |
65 |
2 |
16 |
135 |
60 |
10 |
|
|
32 |
11/4 |
180 |
135 |
100 |
78 |
2 |
18 |
150 |
75 |
12.5 |
|
|
40 |
11/2 |
200 |
145 |
110 |
85 |
3 |
18 |
165 |
82 |
14.5 |
|
|
50 |
2 |
230 |
160 |
125 |
100 |
3 |
20 |
185 |
95 |
19.5 |
|
|
65 |
21/2 |
290 |
180 |
145 |
120 |
3 |
20 |
210 |
105 |
25.5 |
|
|
80 |
3 |
310 |
195 |
160 |
135 |
3 |
22 |
235 |
120 |
30 |
|
|
100 |
4 |
350 |
215 |
180 |
155 |
3 |
24 |
260 |
135 |
36 |
|
|
125 |
5 |
400 |
245 |
210 |
185 |
3 |
26 |
310 |
158 |
62 |
|
|
150 |
6 |
480 |
280 |
240 |
210 |
3 |
28 |
350 |
180 |
78 |
|
|
200 |
8 |
495 |
335 |
295 |
265 |
3 |
30 |
420 |
215 |
156 |
|
|
250 |
10 |
622 |
405 |
355 |
320 |
3 |
32 |
505 |
240 |
172 |
|
|
300 |
12 |
698 |
460 |
410 |
375 |
4 |
34 |
560 |
265 |
240 |
|
|
350 |
14 |
787 |
520 |
470 |
435 |
4 |
38 |
605 |
300 |
208 |
|
|
400 |
16 |
914 |
580 |
525 |
485 |
4 |
40 |
650 |
350 |
265 |
|
