CheckALL止回閥全系列--法蘭插入式閥門|美國checkall中國總代理北京恩環泰

法蘭插入式閥門可以在不變更已有的管線的基礎上，安裝進任何水平或垂直的ANSI class 150，300，600管線系統中。通過簡單的松開法蘭，插入閥門，擰緊螺栓，即可完成安裝。
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