|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||G21C-003/07 C21D-006/02 C22C-038/02 C22C-038/04 C22C-038/18 C22C-038/42 C22C-038/44 C22C-038/46 C22C-038/48 C22C-038/00 C21D-006/00 G21C-021/10 C21D-009/00 G21C-003/08|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 0 인용 특허 : 24|
Disclosed embodiments include fuel assemblies, fuel element, cladding material, methods of making a fuel element, and methods of using same.
1. A steel composition comprising: Cr at between about 10.0 wt % and about 13.0 wt %;C at between about 0.17 wt % and about 0.23 wt %;Mo at between about 0.80 wt % and about 1.2 wt %;Si less than or equal to about 0.5 wt %;Mn less than or equal to about 1.0 wt %;V at between about 0.25 wt % and about 0.35 wt %;W at between about 0.40 wt % and about 0.60 wt %; andFe at least 80 wt %;wherein the steel composition has been processed so that it exhibits a swelling of less than 0.9% by volume at a depth between 500-700 nm below the surface after dual-beam Fe+...