【电动闸阀http://www.hdcccc.com/zhafa/ 特点和用途】：
1、结构紧凑、设计合理、阀门刚性好，通道流畅，流阻系数小。
2、密封面采用不锈钢和硬质合金，使用寿命长。
3、采用柔性石墨填料板、密封可靠、操作轻便灵活。
4、驱动方式分手动、电动、气动、齿轮传动、结构形式;弹性楔式单阀、刚性楔式单阀板和双闸板型式。
5、Z941H电动法兰闸阀广泛适用于石油、化工、火力发电厂等油品、水、蒸汽管路上作接通或截断管路中介质的启闭装置。
【阀门设计、制造标准】：
|
设计与制造
|
GB/T12234-89
|
|
|
连接端尺寸
|
结构长度
|
GB/T12221-89
|
|
法兰连接尺寸
|
JB/T79-94
|
|
|
阀门检验与试验
|
GB/T
13927-92
|
|
|
材 料
|
碳钢
|
GB/T12229
|
|
不锈钢
|
GB/T12230
|
|
|
标 志
|
GB/T12220
|
|
|
供 货
|
JB/T7928
|
|
【阀门性能规范】：
|
公称压力（MPa）
|
试验压力（MPa）
|
|
壳体
|
密封（液）
|
密封（气）
|
上密封
|
|
|
1.6
|
2.4
|
1.76
|
0.6
|
1.76
|
|
2.5
|
3.8
|
2.75
|
0.6
|
2.75
|
|
4.0
|
6.0
|
4.4
|
0.6
|
4.4
|
|
6.4
|
9.6
|
7.04
|
0.6
|
7.04
|
|
10.0
|
15.0
|
11.0
|
0.6
|
11.0
|
|
16.0
|
24.0
|
17.6
|
0.6
|
17.6
|
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