CheckALL止回阀全系列--法兰插入式阀门|美国checkall中国总代理北京恩环泰

法兰插入式阀门可以在不变更已有的管线的基础上，安装进任何水平或垂直的ANSI class 150，300，600管线系统中。通过简单的松开法兰，插入阀门，拧紧螺栓，即可完成安装。 
PIPE SIZE        ORIFICE DIAMETER          STYLE NUMBER 
1/2                    0.348                    F1D 
3/4                    0.464                    F1F 
1                      0.593                    F1H 
1-1/4                  0.890                    F1I 
1-1/2                  1.135                    F1J 
2                      1.385                    F1K 
2-1/2                  1.555                    F1L 
3                      2.025                    F1M 
4                      2.560                    F1N 
5                      3.280                    F1O 
*6                     3.875                    F1P 
*8                     5.110                    F1Q 
*10                    6.380                    F1R 
*12                    7.670                    F1S 
*14                    8.460                    F1T 
*16                    9.650                    F1U 
*18                    10.860                   F1V 
*20                    12.110                   F1W 
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