... 橡胶板rubber plate 法兰式截止阀flange stop valve 内接头inner joint ...
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flange cast iron stop valve 法兰铸钢截止阀 ; 法兰铸铁截止阀
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If the operator mounting holes do not line up with the valve flange holes, the stop screw (s) should be backed off and handwheel turned until holes are aligned.
如果操作装置的安装孔与阀门法兰孔没有对应上，就要把锁定螺栓退回，旋转手轮式的螺栓孔对准为止。
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