Led Lighting,Holiday Decoration Christmas Lights,Waterproof Amusement Lighting,Square Led Pixel Light Shen zhen SH LED Technology Co.,Ltd , https://www.pixellightsolutions.comGate valve is the closing member (gate) along the centerline of the vertical movement of the valve. Gate valve in the main pipeline for the cut-off or the media used in the pipeline. Gate valve is a widely used cut-off valve, suitable for a wide range of pressure, temperature and caliber, especially for medium and large diameter pipe. General caliber DN ≥ 50mm cutting device is selected gate valve, and sometimes a small caliber shut-off device is also used gate valve.