一、高壓法蘭截止閥概述
J41H高壓法蘭截止閥的啟閉件是塞形的閥瓣,密封面呈平面或錐面,閥瓣沿流體的中心線作直線運動。閥桿的運動形式,有升降桿式(閥桿升降,手輪不升降),也有升降旋轉(zhuǎn)桿式(手輪與閥桿一起旋轉(zhuǎn)升降,螺母設(shè)在閥體上)。高壓法蘭截止閥只適用于全開和全關(guān),不允許作調(diào)節(jié)和節(jié)流。
二、規(guī)格 主要尺寸和重量
4.0MPa |
DN |
L |
D |
D1 |
D2 |
b |
H |
D0 |
重量 |
凹凸法蘭 MFM
J41H J41Y J41W J 41F J41N
40 40P 40R 40I |
20 |
150 |
105 |
75 |
51 |
16 |
275 |
140 |
7 |
25 |
160 |
115 |
85 |
58 |
16 |
285 |
160 |
9 |
32 |
180 |
135 |
100 |
66 |
18 |
302 |
180 |
12 |
40 |
200 |
145 |
110 |
76 |
18 |
355 |
200 |
17 |
50 |
230 |
160 |
125 |
88 |
20 |
373 |
240 |
24 |
65 |
290 |
180 |
145 |
110 |
22 |
408 |
280 |
33 |
80 |
310 |
195 |
160 |
121 |
22 |
436 |
320 |
44 |
100 |
350 |
230 |
190 |
150 |
24 |
480 |
360 |
60 |
125 |
400 |
270 |
220 |
176 |
28 |
588 |
400 |
90 |
150 |
480 |
300 |
250 |
204 |
30 |
611 |
400 |
100 |
200 |
533 |
375 |
320 |
260 |
38 |
720 |
400 |
190 |
6.4MPa |
20 |
, 190 |
125 |
90 |
51 |
20 |
228 |
160 |
13 |
凹凸法蘭 MFM
J41H J41Y J41W J 41F J41N
40 40P 40R 40I |
25 |
210 |
135 |
100 |
58 |
22 |
275 |
180 |
15 |
32 |
230 |
150 |
110 |
66 |
24 |
325 |
200 |
19 |
40 |
260 |
165 |
125 |
76 |
24 |
360 |
240 |
25 |
50 |
300 |
175 |
135 |
88 |
26 |
410 |
280 |
35 |
65 |
340 |
200 |
160 |
110 |
28 |
450 |
320 |
48 |
80 |
380 |
210 |
170 |
121 |
30 |
485 |
360 |
56 |
100 |
430 |
250 |
200 |
150 |
32 |
537 |
400 |
125 |
125 |
500 |
295 |
240 |
176 |
36 |
631 |
400 |
130 |
150 |
550 |
340 |
280 |
204 |
38 |
646 |
450 |
160 |
200 |
650 |
405 |
345 |
260 |
44 |
813 |
500 |
285 |
10.0MPa |
10 |
170 |
100 |
70 |
35 |
20 |
198 |
120 |
6 |
凹凸法蘭 MFM
J41H J41Y J41W J41F J41N
100 100P 100R 100I |
15 |
170 |
105 |
75 |
40 |
20 |
202 |
140 |
11 |
20 |
190 |
125 |
90 |
51 |
22 |
228 |
160 |
13 |
25 |
210 |
135 |
100 |
58 |
24 |
250 |
180 |
14 |
32 |
230 |
150 |
110 |
66 |
24 |
326 |
220 |
16 |
40 |
260 |
165 |
125 |
76 |
26 |
359 |
240 |
30 |
50 |
300 |
195 |
145 |
88 |
28 |
414 |
280 |
50 |
65 |
340 |
220 |
170 |
110 |
32 |
434 |
320 |
65 |
80 |
380 |
230 |
180 |
121 |
34 |
547 |
400 |
100 |
100 |
430 |
265 |
210 |
150 |
38 |
621 |
450 |
116 |
125 |
500 |
310 |
250 |
176 |
42 |
732 |
450 |
150 |
150 |
550 |
350 |
290 |
204 |
46 |
840 |
500 |
300 |
200 |
650 |
430 |
360 |
260 |
54 |
925 |
550 |
600 |
16 |
15 |
170 |
110 |
75 |
40 |
24 |
148 |
140 |
12 |
環(huán)槽法蘭 RTJ J41H J41Y J41W
160 160P 160R 160I |
20 |
190 |
130 |
90 |
51 |
26 |
156 |
160 |
15 |
25 |
210 |
140 |
100 |
58 |
28 |
175 |
180 |
17 |
32 |
230 |
165 |
115 |
66 |
30 |
200 |
200 |
21 |
40 |
260 |
175 |
125 |
76 |
32 |
231 |
240 |
31 |
50 |
300 |
215 |
165 |
88 |
36 |
262 |
250 |
53 |
65 |
340 |
245 |
190 |
110 |
44 |
303 |
320 |
70 |
80 |
380 |
260 |
205 |
121 |
46 |
341 |
400 |
100 |
100 |
430 |
300 |
240 |
150 |
48 |
485 |
450 |
120 |