J41W不锈钢截止阀系列产品，主要用来切断（或接通）管路介质。适用于化工等行业的硝酸、醋酸等场合。
该系列产品按国家标准生产，具有结构先进，工艺性能，各项性能指标达到先进标准水平。
不锈钢截止阀结构特点和作用原理：
该型阀门采用平面密封和锥面密封两种密封型式，可使用于不同工况的介质要求，具有密封性能稳定，使用寿命长。逆时针转动手轮驱使阀杆带动阀瓣及膈膜迅速上升，打开通道使介质顺利通过。
性能规范
|
产品型号 |
公称压力 |
强度试验压力 |
密封试验压力 |
工作温度 |
工作介质 |
|
J41W-16P/R |
1.6 |
2.4 |
1.76 |
≤100 |
硝酸类 醋酸类 |
|
J41W-25P/R |
2.5 |
3.75 |
2.75 |
≤100 | |
|
J41W-40P/R |
4.0 |
6.0 |
4.4 |
≤100 |
压力-温度
|
公称压力 |
最高温度℃ | |||
|
|
38 |
50 |
100 | |
|
最大工作压力 | ||||
|
1.6 |
|
13.9 |
13.4 |
11.4 |
|
2.5 |
|
|
|
23.3 |
|
4.0 |
|
|
|
37.3 |
|
零部件名称 |
材料 | ||
|
J41F/W-16P-40P |
J41W-16R-40R | ||
|
阀体、阀盖 |
镍铬耐酸钢 |
镍铬钼耐酸钢 | |
|
阀杆 |
镍铬耐酸钢 | ||
|
阀瓣阀座 |
密封面 |
镍铬耐酸钢、镍铬钼耐酸钢聚四氟乙烯 | |
|
填料 |
聚四氟乙烯 对位聚苯 | ||
|
填料压盖 |
镍铬耐酸钢、镍铬钼耐酸钢 | ||
|
手轮 |
球墨铸铁 | ||
主要连接尺寸
|
型号 |
规格 |
压力 |
L |
D |
D1 |
D6 |
Z-D |
|
J41F/W-16P/R
|
15 |
1.6 |
130 |
95 |
65 |
|
4-14 |
|
20 |
1.6 |
150 |
105 |
75 |
|
4-14 | |
|
25 |
1.6 |
160 |
115 |
85 |
|
4-14 | |
|
32 |
1.6 |
180 |
135 |
100 |
|
4-18 | |
|
40 |
1.6 |
200 |
145 |
110 |
|
4-18 | |
|
50 |
1.6 |
230 |
160 |
125 |
|
4-18 | |
|
65 |
1.6 |
290 |
180 |
145 |
|
4-18 | |
|
80 |
1.6 |
310 |
195 |
160 |
|
8-18 | |
|
100 |
1.6 |
350 |
215 |
180 |
|
8-18 | |
|
125 |
1.6 |
400 |
245 |
210 |
|
8-18 | |
|
150 |
1.6 |
480 |
280 |
240 |
|
8-18 | |
|
200 |
1.6 |
600 |
335 |
295 |
|
12-23 | |
|
250 |
1.6 |
730 |
405 |
355 |
|
12-25 | |
|
300 |
1.6 |
850 |
460 |
410 |
|
12-25 | |
|
350 |
1.6 |
980 |
520 |
470 |
|
16-25 | |
|
J41W-25P/R
|
15 |
2.5 |
130 |
95 |
65 |
|
4-14 |
|
20 |
2.5 |
150 |
105 |
75 |
|
4-14 | |
|
25 |
2.5 |
160 |
115 |
85 |
|
4-14 | |
|
32 |
2.5 |
180 |
135 |
100 |
|
4-18 | |
|
40 |
2.5 |
200 |
145 |
110 |
|
4-18 | |
|
50 |
2.5 |
230 |
160 |
125 |
|
4-18 | |
|
65 |
2.5 |
290 |
180 |
145 |
|
8-18 | |
|
80 |
2.5 |
310 |
195 |
160 |
|
8-18 | |
|
100 |
2.5 |
350 |
230 |
190 |
|
8-23 | |
|
125 |
2.5 |
400 |
270 |
220 |
|
8-25 | |
|
150 |
2.5 |
480 |
300 |
250 |
|
8-25 | |
|
200 |
2.5 |
600 |
360 |
310 |
|
12-25 | |
|
250 |
2.5 |
730 |
425 |
370 |
|
12-30 | |
|
300 |
2.5 |
850 |
485 |
430 |
|
16-30 | |
|
350 |
2.5 |
980 |
550 |
490 |
|
16-34 | |
|
J41W-40P/R
|
15 |
4.0 |
130 |
95 |
65 |
40 |
4-14 |
|
20 |
4.0 |
150 |
105 |
75 |
51 |
4-14 | |
|
25 |
4.0 |
160 |
115 |
85 |
58 |
4-14 | |
|
32 |
4.0 |
180 |
135 |
100 |
66 |
4-18 | |
|
40 |
4.0 |
200 |
145 |
110 |
76 |
4-18 | |
|
50 |
4.0 |
230 |
160 |
125 |
88 |
4-18 | |
|
65 |
4.0 |
290 |
180 |
145 |
110 |
8-18 | |
|
80 |
4.0 |
310 |
195 |
160 |
121 |
8-18 | |
|
100 |
4.0 |
350 |
230 |
190 |
150 |
8-23 | |
|
125 |
4.0 |
400 |
270 |
220 |
176 |
8-25 | |
|
150 |
4.0 |
480 |
300 |
250 |
204 |
8-25 | |
|
200 |
4.0 |
600 |
375 |
320 |
260 |
12-30 | |
|
250 |
4.0 |
730 |
445 |
385 |
313 |
12-34 | |
|
300 |
4.0 |
850 |
510 |
450 |
364 |
16-34 | |
|
350 |
4.0 |
980 |
570 |
510 |
422 |
16-34 |
 |
|
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