郑州北方阀门有限公司,专业生产美标焊接截止阀J61Y-320,,美标法兰截止阀J41Y-300LB,J41H-150L承插焊截止阀J61H-64,外螺纹截止阀J21H-64.,高温高压截止阀J41H-64/100
法兰截止阀J41H-16/ -40/ -100/ -200/250.
,,,,,,,,,J41Y-16I/ -40I/ -100I/ -200/250.
电动截止阀J941H-16/ -40/ -100/160.
,,,,,,,,J941Y-16I/ -40I/ -100I/160I
焊接截止阀J61H/Y-16/ -40/ -100/ -200/25
气动截止阀J641H-16/ -40/ -100/ -200/250
,,,,,,,,J641H/Y-25I/ -64I/ -100I/160I
不锈钢截止阀J41W-16P/ -25P/ -40P/ -64P/ -100P/R.
不锈钢电动截止阀J941W-16P/ -25P/ -40P/ -64P/R-100P/R.
不锈钢气动截止阀J641W-16P/ -25P/ -40P/ -64P/R.
液化气专用阀J44N-25/ -25/40.
油田专用阀J66Y- - -160.

阀结构设计合理,刚性好,密封性好,在启闭过程中,阀瓣与阀座间几乎无麽擦,开启高度小即可达到流量,可安装在管道的任意位置,启闭灵活广泛用于石油,化工,火力发电等管路上。适应介质水,蒸汽,油品,硝酸,醋酸,强氧化性介质。改变阀瓣形状可用于系统介质的节流。
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