研磨和层叠
Grind and layer
以上为机器翻译结果,长、整句建议使用 人工翻译 。
阀座环较长,并且是密封焊接的,能够补偿温度波动。阀座面用钨铬钴合金6硬化, 研磨和层叠为镜面光洁度。
Seat rings are long to compensate for temperature fluctuations and are seal - welded. seating faces are hardfaced with stellite 6, ground and lapped to mirror finish.
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