RU2008145055A - STEEL FOR HOUSING STRUCTURES OF NUCLEAR POWER PLANTS - Google Patents
STEEL FOR HOUSING STRUCTURES OF NUCLEAR POWER PLANTS Download PDFInfo
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- RU2008145055A RU2008145055A RU2008145055/02A RU2008145055A RU2008145055A RU 2008145055 A RU2008145055 A RU 2008145055A RU 2008145055/02 A RU2008145055/02 A RU 2008145055/02A RU 2008145055 A RU2008145055 A RU 2008145055A RU 2008145055 A RU2008145055 A RU 2008145055A
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- RU
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- Prior art keywords
- chromium
- carbon
- steel
- nuclear power
- power plants
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- Heat Treatment Of Steel (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Heat Treatment Of Sheet Steel (AREA)
Abstract
Сталь для корпусных конструкций атомных энергоустановок, содержащая углерод, кремний, марганец, хром, никель, молибден, ванадий, медь, мышьяк, сурьму, олово, кальций, азот, алюминий, кобальт, отличающаяся тем, что она дополнительно содержит ниобий при более низком содержании вредных примесей (S, Р, Sb, Sn, As), а также ограниченным содержанием углерода и хрома при следующем соотношении, мас.%: ! углерод 0,15-0,18 кремний 0,17-0,37 марганец 0,30-0,60 хром 2,70-3,00 никель 0,20-0,40 молибден 0,60-0,80 ванадий 0,25-0,35 медь 0,01-0,07 сера 0,002-0,007 фосфор 0,002-0,007 мышьяк 0,005-0,01 сурьма 0,001-0,005 алюминий 0,005-0,01 олово 0,001-0,005 кальций 0,01-0,05 кобальт 0,005-0,025 ниобий 0,03-0,05 азот 0,005-0,04 железо остальное ! при этом суммарное соотношение (P+Sn+Sb+As) должно быть не более 0,02 и суммарное соотношение (Ni+Cu+Co) не должно превышать 0,45. Steel for hull structures of nuclear power plants containing carbon, silicon, manganese, chromium, nickel, molybdenum, vanadium, copper, arsenic, antimony, tin, calcium, nitrogen, aluminum, cobalt, characterized in that it additionally contains niobium at a lower content harmful impurities (S, P, Sb, Sn, As), as well as a limited content of carbon and chromium in the following ratio, wt.%:! carbon 0.15-0.18 silicon 0.17-0.37 manganese 0.30-0.60 chromium 2.70-3.00 nickel 0.20-0.40 molybdenum 0.60-0.80 vanadium 0 , 25-0.35 copper 0.01-0.07 sulfur 0.002-0.007 phosphorus 0.002-0.007 arsenic 0.005-0.01 antimony 0.001-0.005 aluminum 0.005-0.01 tin 0.001-0.005 calcium 0.01-0.05 cobalt 0.005-0.025 niobium 0.03-0.05 nitrogen 0.005-0.04 iron rest! however, the total ratio (P + Sn + Sb + As) should be no more than 0.02 and the total ratio (Ni + Cu + Co) should not exceed 0.45.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2008145055/02A RU2397272C2 (en) | 2008-11-14 | 2008-11-14 | Steel for vessel structures of nuclear power stations |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2008145055/02A RU2397272C2 (en) | 2008-11-14 | 2008-11-14 | Steel for vessel structures of nuclear power stations |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2008145055A true RU2008145055A (en) | 2010-05-20 |
| RU2397272C2 RU2397272C2 (en) | 2010-08-20 |
Family
ID=42675759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2008145055/02A RU2397272C2 (en) | 2008-11-14 | 2008-11-14 | Steel for vessel structures of nuclear power stations |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2397272C2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2634867C1 (en) * | 2016-12-28 | 2017-11-07 | Акционерное общество "Научно-производственное объединение "Центральный научно-исследовательский институт технологии машиностроения", АО "НПО "ЦНИИТМАШ" | Heat-resistant and radiation-resistant steel |
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2008
- 2008-11-14 RU RU2008145055/02A patent/RU2397272C2/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| RU2397272C2 (en) | 2010-08-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PC41 | Official registration of the transfer of exclusive right |
Effective date: 20120229 |
|
| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20121115 |
|
| NF4A | Reinstatement of patent |
Effective date: 20151227 |
|
| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20161115 |