美標(biāo)、日標(biāo)截止閥
產(chǎn)品概述
J41H法蘭截止閥是按照API和ASME標(biāo)準(zhǔn)設(shè)計(jì)制造的。截止閥又稱截止閥,屬于強(qiáng)制密封閥門,所以閥門關(guān)閉時(shí)必須對閥瓣施加壓力以強(qiáng)制密封當(dāng)介質(zhì)從閥瓣下部進(jìn)入閥門時(shí),克服阻力所需的操作力是閥桿與填料的摩擦力和介質(zhì)壓力產(chǎn)生的推力,閥門比開啟閥門的力大,所以閥桿直徑要大,否則會發(fā)生閥桿頂彎故障。
產(chǎn)品結(jié)構(gòu)
主要尺寸和重量
J41H(Y)???? Class 150/10K
SIZE |
INCH |
1/2 |
3/4 |
1 |
1 1/4 |
1 1/2 |
2 |
2 1/2 |
3 |
4 |
5 |
6 |
8 |
10 |
12 |
14 |
16 |
mm |
15 |
20 |
25 |
32 |
40 |
50 |
65 |
80 |
100 |
125 |
150 |
200 |
250 |
300 |
350 |
400 |
|
L |
mm |
108 |
117 |
127 |
140 |
165 |
203 |
216 |
241 |
292 |
356 |
406 |
495 |
622 |
698 |
787 |
914 |
H |
mm |
163 |
193 |
250 |
250 |
291 |
350 |
362 |
385 |
490 |
455 |
537 |
707 |
788 |
820 |
||
W |
mm |
100 |
125 |
160 |
160 |
180 |
220 |
250 |
280 |
320 |
320 |
400 |
450 |
560 |
560 |
J41H(Y)???? Class 300/20K
SIZE |
INCH |
1/2 |
3/4 |
1 |
1 1/4 |
1 1/2 |
2 |
2 1/2 |
3 |
4 |
5 |
6 |
8 |
10 |
12 |
mm |
15 |
20 |
25 |
32 |
40 |
50 |
65 |
80 |
100 |
125 |
150 |
200 |
250 |
300 |
|
L |
mm |
152 |
178 |
203 |
216 |
229 |
267 |
292 |
318 |
356 |
400 |
445 |
559 |
622 |
711 |
H |
mm |
163 |
193 |
250 |
250 |
291 |
345 |
377 |
405 |
468 |
620 |
*708 |
*777 |
*935 |
*906 |
W |
mm |
100 |
125 |
160 |
160 |
180 |
220 |
250 |
280 |
320 |
400 |
*450 |
*500 |
*560 |
*600 |