本阀可水平安装或垂直安装，安装时两法兰联接中间必须加密封垫片，然后均匀锁紧螺栓。
The valve can be installed in horizontal or vertical. Add seal cushion between two flanges connection and screw down bolt.
安装搅拌器的设备口的法兰面同容器轴线的垂直度容许偏差为1/500。
The flange face of agitator mount nozzle shall be perpendicular to vessel axis within tolerance of 1/500.
本阀可水平安装或垂直安装，安装时两法兰连接中间必须加密封垫片，然后锁紧螺栓。
It can be installed in horizontal or vertical. Sealing gasket must be put on the connected, then equably tight the bolt.
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