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公开(公告)号:US20160348737A1
公开(公告)日:2016-12-01
申请号:US15165777
申请日:2016-05-26
申请人: JTEKT CORPORATION
发明人: Kazutaka MATSUKAWA , Hiroyuki ANDO , Yasunari SAITO , Hideyuki SAITO , Kazuhiro FUKUSHIMA , Tomoyuki Nanba
CPC分类号: C21D9/0068 , C23C8/26 , C23C8/34 , C23C28/044 , F16D13/648 , F16D27/115 , F16D69/00 , F16D69/02 , F16D2023/123
摘要: In a manufacturing method for a sliding member, a nitrogen diffusion layer, a nitrogen compound layer, and an oxidation layer are formed by executing a first step of cooling a workpiece formed of a steel material after heating the workpiece in an atmosphere containing ammonia at 570 to 660° C., a second step of performing, subsequently to the first step, tempering while pressurizing a front surface side of the workpiece, and a third step of performing, subsequently to the second step, steam treatment of heating the workpiece in a steam atmosphere.
摘要翻译: 在滑动部件的制造方法中,通过在570℃的含有氨的气氛中加热工件后,执行冷却由钢材形成的工件的第一工序来形成氮扩散层,氮化合物层和氧化层 至660℃,第二步骤,在第一步骤之后,对加工工件的前表面侧进行回火,以及第三步骤,在第二步骤之后,进行蒸汽处理,以加热工件 蒸汽气氛。