| 摘要 |
A haping device for electroslag hard-facing and smelting contains a slider and electrocontact sensor of level of metal bath with the probe in its center, located with a clearance relative to the slider. It additionally contains, at least, one additional sensor of the level of metal bath with the probe in its center mounted into the slider and located at a distance from its leading edge, not smaller than the gap length between the probe and the slider, in this case, the first sensor is located by its center on the level of the leading edge of slider, for which the slider contains a lug.
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