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1·Flange facing finish shall be serrated finish in accordance with applied standard in case of soft gasket.

当用软垫片的时候，法兰密封面要按相应标准加工成水线。

2·When male and female (M&F) or tongue and groove (T&G) type flanges are specified, the nozzle flange facing of the vessel shall be of female or groove type.

如指定使用外螺纹及内螺纹或榫面及槽面法兰，容器设备口法兰端面应为凹槽型。

3·A groove is milled on the flange for installing the speed sensor at the junction of the inner end cap and the seat, which is facing to the plane on the bearing cap.

在内端盖与机座的连接 处法兰上铣一个与轴承盖上所铣平面位置相对的槽，槽内放置测速传感器；将 轴头压板改为齿盘结构。