surface of valve plate 配流盘表面
Fairly good results have been obtained by using optimum parameters for surface strengthening and anti corrosion treatment of valve plate.
用优选的工艺参数对阀片进行表面强化与防蚀处理，获得了较好的效果。
Valve seat plate and the sealing surface for the oblique cone structure, in the oblique conical surface of valve plate welding temperature, corrosion resistant alloy material;
阀板与阀座的密封面为斜圆锥结构，在阀板斜圆锥表面堆焊耐温、耐蚀合金材料；
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