... 毛水头 gross head 喷水头 bubbler; fountain head; quenching head; sprinkler bead; sprinkler head; sprinklerhead 潜水头 potential head ...
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rail-head quenching 轨端淬火
Practical results show that wear resistance of the groove surface is improved remarkably by laser quenching. It is an effective way to prolong the service life of the piston head.
实际运行结果在明，激光淬火是提高大型柴油机活塞顶使用寿命的有效途径。
Die head material and processing:Use high-quality steel, after quenching and tempering, grinding the inside surface of the polished mirror surface plating treatment;
模头材质及加工：选用优质钢材，经调质处理，研磨内侧表面，抛光镜面电镀处理；电镀。
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