发明名称 |
TUBE DE GAINAGE EN ACIER FERRITIQUE RENFORCE PAR DISPERSION |
摘要 |
A dispersion strengthened ferritic steel cladding tube for use in a nuclear reactor and having a double-layer structure is provided. The cladding tube comprises a tube body made of a dispersion strengthened ferritic steel having a ceramic dispersed therein and containing 8 to 13% by weight of chromium. The inner surface of the tube body is lined with a ferritic steel containing 18 to 30% by weight of chromium. The cladding tube has not only excellent compatibility with a mixed oxide fuel but also excellent high temperature strength and swelling resistance. A method of producing the cladding tube using powder metallurgy is also provided. |
申请公布号 |
FR2639462(B1) |
申请公布日期 |
1994.02.25 |
申请号 |
FR19890015109 |
申请日期 |
1989.11.17 |
申请人 |
DORYOKURO KAKUNENRYO;KOBE STEEL LTD;SUMITOMO METAL IND |
发明人 |
TAKANARI OKUDA;SHIGEO NOMURA;ITARU SHIBAHARA;YOSHINORI TATEISHI;SUSUMU HIRANO;HIROSHI TERANISHI;MASAYUKI FUJIWARA;TOSHIO NISHIDA |
分类号 |
B22F7/04;C22C32/00;C22C33/02;G21C3/07;G21C3/20;(IPC1-7):G21C3/07 |
主分类号 |
B22F7/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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