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GFJH-DN300,GFJH-DN350,GFJH-DN400,GFJH-DN450,GFJH-DN500,GFJH-DN600,GFJH-DN700,GFJH-DN800,GFJH-DN900,GFJH-DN1000,GFJH-DN1100,GFJH-DN1200,GFJH-DN1400,GFJH-DN1600,GFJH-DN1800,GFJH-DN2000,GFJH-DN2200,
双法兰钢复接头用途及特点：
GFJH型双法兰钢复接头，具有一定的自由偏转角度．有自行伸缩补偿的功能．有良好的减震性能。自紧式密封防渗漏可靠。可广泛用于水泵、泵与泵、泵与穿墙管，阀门、循环水管道以及其他各种管道的连接，替代波纹管、伸缩器等．使运行安全可靠．安装维修方便.
GFJH-DN2400,GFJH-DN2600,GFJH-DN2800,GFJH-DN3000,GFJH-DN3200,GFJH-DN3400,GFJH-DN3600,GFJH-DN3800,GFJH-DN4000,GFJH-DN4200,GFJH-DN4400,无锡昌林，GFJH-DN4600,GFJH-DN4800，GFJH-DN5000,GFJH-DN5200,GFJH-DN5400,GFJH-DN5600,GFJH-DN5800,GFJH-DN6000,GFJH-DN6200,GFJH-DN6400,GFJH-DN6600,GFJH-DN6800,GFJH-DN7000,GFJH-DN7200,GFJH-DN7400,GFJH-DN7600,GFJH-DN7800,GFJH-DN8000,GFJH-DN8200,GFJH-DN8400，GFJH-DN8600，GFJH-DN8800，GFJH-DN90
双法兰钢复接头用途及特点：
GFJH型双法兰钢复接头，具有一定的自由偏转角度．有自行伸缩补偿的功能．有良好的减震性能。自紧式密封防渗漏可靠。可广泛用于水泵、泵与泵、泵与穿墙管，阀门、循环水管道以及其他各种管道的连接，替代波纹管、伸缩器等．使运行安全可靠．安装维修方便.
GFJH-DN2400,GFJH-DN2600,GFJH-DN2800,GFJH-DN3000,GFJH-DN3200,GFJH-DN3400,GFJH-DN3600,GFJH-DN3800,GFJH-DN4000,GFJH-DN4200,GFJH-DN4400,无锡昌林，GFJH-DN4600,GFJH-DN4800，GFJH-DN5000,GFJH-DN5200,GFJH-DN5400,GFJH-DN5600,GFJH-DN5800,GFJH-DN6000,GFJH-DN6200,GFJH-DN6400,GFJH-DN6600,GFJH-DN6800,GFJH-DN7000,GFJH-DN7200,GFJH-DN7400,GFJH-DN7600,GFJH-DN7800,GFJH-DN8000,GFJH-DN8200,GFJH-DN8400，GFJH-DN8600，GFJH-DN8800，GFJH-DN90