FIELD: nuclear power engineering.
SUBSTANCE: invention relates to production of steels for main equipment of nuclear power plants and provides low-activated radiation-resistant steel comprising, wt %: carbon 0.13-0.22, silicon 0.15-0.35, manganese 0,17-0,60, chromium 2.00-3.30, vanadium 0,05-0,45, tungsten 0.50-2.00, aluminum 0.01-0.05, sodium 0.001-0.005, calcium 0.001-0.005, iron and impurities - the balance.
EFFECT: improved characteristics of resistance against thermal and radiation embitterment resulting in operation reliability, safety, and operation resource of nuclear power plant reactors.
4 cl, 5 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| STEEL FOR VESSEL STRUCTURES OF NUCLEAR POWER STATIONS | 2008 |
|
RU2397272C2 |
| WELDING WIRE FOR AUTOMATIC WELDING OF HEAT-RESISTANCE PEARLITIC STEELS | 2010 |
|
RU2446036C2 |
| LOW-ACTIVATED RADIORESISTANT WELD MATERIAL | 2002 |
|
RU2212323C1 |
| CHROMIUM LOW-DOPED CORROSION-RESISTANT AND RADIATION-RESISTANT STEEL | 2006 |
|
RU2325459C2 |
| LOW ACTIVATED CORROSION RESISTANT WELDING MATERIAL | 2008 |
|
RU2383417C1 |
| COMPOSITION OF WELDING STRIP AND WIRE | 2003 |
|
RU2238831C1 |
| WELDING WIRE COMPOSITION | 2008 |
|
RU2373037C1 |
| METHOD FOR RECOVERING PROPERTIES OF MATERIAL OF POWER REACTOR CASINGS | 1993 |
|
RU2081187C1 |
| STEEL FOR SHELLS OF ATOMIC REACTORS OF IMPROVED RELIABILITY AND LONGER SERVICE LIFE | 1999 |
|
RU2166559C2 |
| COMPOSITION OF WELDING TAPE AND WIRE | 2000 |
|
RU2188109C2 |
