SU351919A1 - - Google Patents
Info
- Publication number
- SU351919A1 SU351919A1 SU1448778A SU1448778A SU351919A1 SU 351919 A1 SU351919 A1 SU 351919A1 SU 1448778 A SU1448778 A SU 1448778A SU 1448778 A SU1448778 A SU 1448778A SU 351919 A1 SU351919 A1 SU 351919A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- nickel
- alloy
- molybdenum
- corrosion
- chromium
- Prior art date
Links
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 10
- 238000005260 corrosion Methods 0.000 description 8
- 229910045601 alloy Inorganic materials 0.000 description 7
- 239000000956 alloy Substances 0.000 description 7
- REDXJYDRNCIFBQ-UHFFFAOYSA-N aluminium(3+) Chemical compound [Al+3] REDXJYDRNCIFBQ-UHFFFAOYSA-N 0.000 description 6
- ZOKXTWBITQBERF-UHFFFAOYSA-N molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 5
- 229910052750 molybdenum Inorganic materials 0.000 description 5
- 239000011733 molybdenum Substances 0.000 description 5
- 229910052759 nickel Inorganic materials 0.000 description 5
- PWHULOQIROXLJO-UHFFFAOYSA-N manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 4
- 229910052748 manganese Inorganic materials 0.000 description 4
- 239000011572 manganese Substances 0.000 description 4
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 4
- 229910052758 niobium Inorganic materials 0.000 description 4
- 239000010955 niobium Substances 0.000 description 4
- 230000001590 oxidative Effects 0.000 description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 3
- 229910052804 chromium Inorganic materials 0.000 description 3
- 239000011651 chromium Substances 0.000 description 3
- KRVSOGSZCMJSLX-UHFFFAOYSA-L Chromic acid Chemical compound O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 description 2
- AKEJUJNQAAGONA-UHFFFAOYSA-N Sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminum Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 2
- 229910052715 tantalum Inorganic materials 0.000 description 2
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 229910052803 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- -1 nickel-chromium-molybdenum Chemical compound 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 238000009856 non-ferrous metallurgy Methods 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Description
КОРРОЗИОННОСТОЙКИЙ СПЛАВ НА ОСНОВЕ НИКЕЛЯCORROSION RESISTANT ALLOY BASED ON NICKEL
Изобретение относитс к области цветной металлургии, конкретнее к сплавам на основе никел . Предлагаемый хромоникельмолибденовый снлав предназначен дл изготовлени химической аппаратуры, эксплуатирующейс в особо агрессивных окислительных средах. Известен сплав на никелевой основе химического состава (в %): углерод О-0,1; кремний 0-0,2; марганец 0-3,0; хром 14,0-26,0; молибден 3,0-18,0; железо 0-30,0; вольфрам О-5,0; кобальт 0-20,0; сера до 0,1; фосфор до 0,1; никель - остальное. Недостатком сплава вл етс низка коррозионна стойкость в окислительных средах.The invention relates to the field of non-ferrous metallurgy, more specifically to nickel-based alloys. The proposed nickel-chromium-molybdenum fusion is intended for the manufacture of chemical apparatus operating in particularly aggressive oxidizing environments. Known alloy nickel-based chemical composition (%): carbon O-0.1; silicon 0-0,2; manganese 0-3.0; chromium 14.0-26.0; molybdenum 3.0-18.0; iron 0-30,0; tungsten O-5.0; cobalt 0-20,0; sulfur to 0.1; phosphorus to 0.1; nickel - the rest. The disadvantage of the alloy is low corrosion resistance in oxidizing environments.
С целью повышени коррозионной стойкости и сопротивл емости межкристаллитной коррозии в сильно окислительных средах предложен сплав па никелевой основе, в котором увеличено содержание хрома и молибдена и введены ниобий, тантал, алюминий и магний при .следующем содержании элементов (в %):In order to increase the corrosion resistance and resistance to intergranular corrosion in highly oxidizing environments, an alloy of nickel base was proposed, in which the content of chromium and molybdenum was increased and niobium, tantalum, aluminum and magnesium were introduced with the following content of elements (in%):
Марганец0,2-1,0Manganese 0.2-1.0
Хром23,0-27,0Chrom23.0-27.0
Молибден18,5-20,0 Molybdenum 18,5-20,0
Ниобий0,1 - 1,0Niobium 0.1 - 1.0
Механические свойства сплава:Mechanical properties of the alloy:
Предел прочности, кг мм-90-100Strength, kg mm-90-100
Предел текучести, кг/мм-45-50Yield strength, kg / mm-45-50
Относительное удлинение, %30-50Relative lengthening,% 30-50
Скорость коррозии в 65%-ном растворе азотной кислоты при 65° С предложенного сплава составл ет менее 0,01 мм/год, в 50% хромовой кислоте, содержащей сернистый ангидрид , при 90° С скорость коррозип сплава менее 0,01 мм/год.The corrosion rate in a 65% solution of nitric acid at 65 ° C of the proposed alloy is less than 0.01 mm / year, in 50% chromic acid containing sulfuric anhydride, at 90 ° C the corrosion rate of the alloy is less than 0.01 mm / year .
Предмет изобретени Subject invention
Коррозионностойкий снлав на основе никел , содержащш марганец, хром, молибден, отличающийс тем, что, с целью повышени коррозионной стойкости в окислительных средах , он донолнительно содержит ниобий, тантал , алюминий и магний при следующем соотнощении компонентов (в %):Corrosion-resistant nickel based on nickel containing manganese, chromium, molybdenum, characterized in that, in order to increase the corrosion resistance in oxidizing environments, it contains niobium, tantalum, aluminum and magnesium in the following ratio of components (in%):
Марганец0,2-1,0Manganese 0.2-1.0
Хром23,0-27,0Chrom23.0-27.0
Молибден18,5-20,0Molybdenum 18,5-20,0
Ниобий0,1 -1,0Niobium 0.1 -1.0
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU351919A1 true SU351919A1 (en) |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2831628C1 (en) * | 2021-01-05 | 2024-12-11 | Даниэли энд К. Оффичине Мекканике С.п.А. | Device for heating of steel products |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2831628C1 (en) * | 2021-01-05 | 2024-12-11 | Даниэли энд К. Оффичине Мекканике С.п.А. | Device for heating of steel products |
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