| 发明名称 |
PROCEDURE FOR THERMAL TREATMENT OF HIGH-PRECISION PARTS OF ALLOY AK4-1 ch FOR STABILISATION OF THEIR DIMENSIONS |
| 摘要 |
FIELD: metallurgy. ^ SUBSTANCE: invention refers to thermal treatment and be used at thermal stabilisation of dimensions of high precision parts of alloys AK4-1 ch. The procedure consists in quenching, and in artificial ageing performed in two stages at temperature 190C during 6 hours each. Mechanical treatment is performed upon the first stage of ageing. ^ EFFECT: reduced duration of process. ^ 1 tbl, 1 ex |
| 申请公布号 |
RU2434971(C1) |
申请公布日期 |
2011.11.27 |
| 申请号 |
RU20100133525 |
申请日期 |
2010.08.10 |
| 申请人 |
OTKRYTOE AKTSIONERNOE OBSHCHESTVO "RAMENSKOE PRIBOROSTROITEL'NOE KONSTRUKTORSKOE BJURO" (OAO "RPKB") |
发明人 |
EREMIN ANATOLIJ IVANOVICH;KHARITONOV VIKTOR IVANOVICH;BARSUKOVA OL'GA VIKTOROVNA |
| 分类号 |
C22F1/057 |
主分类号 |
C22F1/057 |
| 代理机构 |
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