局部淬火

局部淬火处理的齿轮具备比心部组织硬度高的表面硬度。

The case hardening process results in gears that have much harder surfaces than cores .

介绍了高频感应电阻加热的原理及实现该工艺的方法，试验了齿条齿面的局部淬火。

The theory of high frequency induction and resistance heating and the process applied in quenching rack has been introduced .

局部淬火使用在那些要求表面硬度较高的齿轮上，并且很难精确的达到。

Case hardening is used for gear that require a hard surface and for which good accuracy is not necessary .

淬火包括直接淬火、喷雾淬火、热淬火、分级淬火、局部淬火、喷射淬火和限时淬火。

Modifications of the term quenching include direct quenching , fog quenching , hot quenching , interrupted quenching selective quenching , spray quenching , and time quenching .

以往采用火焰淬火和盐浴局部加热淬火，其效果不理想。

The former flame quenching and quenching after local salt bath heating for it could not obtain good result .

汽轮机叶片局部激光表面淬火

Surface Quench - Hardening by Laser of Confined Zones of Steam Turbine Blades

激光相变硬化技术在零件结构比较复杂、易变形、或选择性局部处理等常规淬火难以胜任场合下的零件表面硬化处理中具有独特优势。

Laser transformation hardening ( LTH ) has the obvious advantages of the traditional surface quenching techniques in the case of surface hardening for complicated structure parts , easy to distort or selected area of the part .