KR101668383B1 - 우수한 가공성, 내크리프성 및 내부식성을 갖는 니켈-크롬-알루미늄 합금 - Google Patents
우수한 가공성, 내크리프성 및 내부식성을 갖는 니켈-크롬-알루미늄 합금 Download PDFInfo
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- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 26
- -1 Nickel-chromium-aluminum Chemical compound 0.000 title claims description 16
- 230000007797 corrosion Effects 0.000 title description 21
- 238000005260 corrosion Methods 0.000 title description 21
- 239000011651 chromium Substances 0.000 claims abstract description 103
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 63
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 50
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 47
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 43
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 36
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 32
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 27
- 229910052742 iron Inorganic materials 0.000 claims abstract description 26
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 25
- 229910052750 molybdenum Inorganic materials 0.000 claims abstract description 20
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 14
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000011575 calcium Substances 0.000 claims abstract description 11
- 239000011777 magnesium Substances 0.000 claims abstract description 11
- 239000001301 oxygen Substances 0.000 claims abstract description 11
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 11
- 239000010703 silicon Substances 0.000 claims abstract description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 8
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims abstract description 6
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000011733 molybdenum Substances 0.000 claims abstract description 6
- 239000011593 sulfur Substances 0.000 claims abstract description 6
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000010937 tungsten Substances 0.000 claims abstract description 6
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims abstract description 5
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910052791 calcium Inorganic materials 0.000 claims abstract description 5
- 229910052749 magnesium Inorganic materials 0.000 claims abstract description 5
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 5
- 238000004519 manufacturing process Methods 0.000 claims abstract description 4
- 229910045601 alloy Inorganic materials 0.000 claims description 169
- 239000000956 alloy Substances 0.000 claims description 169
- 239000010936 titanium Substances 0.000 claims description 59
- 239000010955 niobium Substances 0.000 claims description 46
- 238000000034 method Methods 0.000 claims description 28
- 239000010949 copper Substances 0.000 claims description 20
- 229910052758 niobium Inorganic materials 0.000 claims description 19
- 229910052751 metal Inorganic materials 0.000 claims description 17
- 239000002184 metal Substances 0.000 claims description 17
- 229910052796 boron Inorganic materials 0.000 claims description 12
- 229910052684 Cerium Inorganic materials 0.000 claims description 10
- 229910052802 copper Inorganic materials 0.000 claims description 10
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 9
- 239000011572 manganese Substances 0.000 claims description 8
- 229910052726 zirconium Inorganic materials 0.000 claims description 8
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 claims description 7
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 6
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 6
- 239000012535 impurity Substances 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 5
- 229910052735 hafnium Inorganic materials 0.000 claims description 5
- 229910052727 yttrium Inorganic materials 0.000 claims description 5
- 238000005255 carburizing Methods 0.000 claims description 4
- 229910017052 cobalt Inorganic materials 0.000 claims description 4
- 239000010941 cobalt Substances 0.000 claims description 4
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 4
- 229910052748 manganese Inorganic materials 0.000 claims description 4
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims description 4
- 229910052718 tin Inorganic materials 0.000 claims description 4
- 229910052725 zinc Inorganic materials 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims description 3
- 229910052746 lanthanum Inorganic materials 0.000 claims description 3
- 229910052720 vanadium Inorganic materials 0.000 claims description 3
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims description 3
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims description 3
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 2
- QRRWWGNBSQSBAM-UHFFFAOYSA-N alumane;chromium Chemical compound [AlH3].[Cr] QRRWWGNBSQSBAM-UHFFFAOYSA-N 0.000 claims description 2
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 claims description 2
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 claims description 2
- 229910052745 lead Inorganic materials 0.000 claims 1
- 229910052698 phosphorus Inorganic materials 0.000 abstract description 5
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract description 4
- 239000011574 phosphorus Substances 0.000 abstract description 4
- 230000003647 oxidation Effects 0.000 description 29
- 238000007254 oxidation reaction Methods 0.000 description 29
- 239000010410 layer Substances 0.000 description 22
- 239000000463 material Substances 0.000 description 19
- 239000000203 mixture Substances 0.000 description 14
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 12
- 230000015572 biosynthetic process Effects 0.000 description 12
- 238000012360 testing method Methods 0.000 description 12
- 239000002956 ash Substances 0.000 description 11
- 238000007792 addition Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 10
- 238000001465 metallisation Methods 0.000 description 10
- 230000008859 change Effects 0.000 description 9
- 238000010410 dusting Methods 0.000 description 9
- 238000009864 tensile test Methods 0.000 description 9
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 8
- 229910000423 chromium oxide Inorganic materials 0.000 description 8
- 229910000990 Ni alloy Inorganic materials 0.000 description 7
- 238000000137 annealing Methods 0.000 description 7
- 239000007789 gas Substances 0.000 description 6
- 229910052739 hydrogen Inorganic materials 0.000 description 6
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 6
- 230000001681 protective effect Effects 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 4
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 4
- 239000011265 semifinished product Substances 0.000 description 4
- 239000011701 zinc Substances 0.000 description 4
- 229910002091 carbon monoxide Inorganic materials 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 238000011835 investigation Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 229910052715 tantalum Inorganic materials 0.000 description 3
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001747 exhibiting effect Effects 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910001055 inconels 600 Inorganic materials 0.000 description 2
- 238000007734 materials engineering Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000599 Cr alloy Inorganic materials 0.000 description 1
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910018107 Ni—Ca Inorganic materials 0.000 description 1
- 229910018487 Ni—Cr Inorganic materials 0.000 description 1
- 229910018505 Ni—Mg Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical compound [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000000788 chromium alloy Substances 0.000 description 1
- BIJOYKCOMBZXAE-UHFFFAOYSA-N chromium iron nickel Chemical compound [Cr].[Fe].[Ni] BIJOYKCOMBZXAE-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical group O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005496 eutectics Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 229910001068 laves phase Inorganic materials 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 238000010310 metallurgical process Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000010587 phase diagram Methods 0.000 description 1
- 238000004881 precipitation hardening Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005486 sulfidation Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/03—Alloys based on nickel or cobalt based on nickel
- C22C19/05—Alloys based on nickel or cobalt based on nickel with chromium
- C22C19/051—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W
- C22C19/055—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W with the maximum Cr content being at least 20% but less than 30%
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/007—Alloys based on nickel or cobalt with a light metal (alkali metal Li, Na, K, Rb, Cs; earth alkali metal Be, Mg, Ca, Sr, Ba, Al Ga, Ge, Ti) or B, Si, Zr, Hf, Sc, Y, lanthanides, actinides, as the next major constituent
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/03—Alloys based on nickel or cobalt based on nickel
- C22C19/05—Alloys based on nickel or cobalt based on nickel with chromium
- C22C19/051—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W
- C22C19/053—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W with the maximum Cr content being at least 30% but less than 40%
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/10—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Powder Metallurgy (AREA)
- Fuel Cell (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
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Abstract
Description
US 5,997,809은 고온 서비스용 합금에 관한 것으로, 상기 합금은 27 ~ 35 wt%의 크롬, 0 ~ 7 wt%의 철, 3 ~ 4.4 wt%의 알루미늄, 0 ~ 0.14 wt%의 티타늄, 0.2 ~ 3 wt%의 니오브, 0.12 ~ 0.5 wt%의 탄소, 0 ~ 0.05 wt%의 지르코늄, 0.002 ~ 0.05 wt%의 세륨 및 이트륨 총합, 0 ~ 1 wt%의 망간, 0 ~ 1 wt%의 규소, 0 ~ 0.5 wt%의 칼슘 + 마그네슘, 0 ~ 1 wt%의 붕소, 잔량의 니켈 + 부수적인 불순물을 포함한다.
Fp = Cr + 0.272*Fe + 2.36*Al + 2.22*Si + 2.48*Ti + 1.26*Nb + 0.374*Mo + 0.538*W - 11.8*C (4b)
이때, Cr, Fe, Al, Si, Ti, Nb, Mo, W 및 C은 관련 원소의 질량% 단위의 농도이다.
도 2: 전형적인 회분 111389의 예로서, Alloy 690 (N06690)의 온도의 함수로서의 열역학적 평형에서의 상들의 비율.
도 3: 표 2의 Alloy 3의 예로서, Alloy 693 (N06693)의 온도의 함수로서의 열역학적 평형에서의 상들의 비율.
도 4: 표 2의 Alloy 10의 예로서, Alloy 693 (N06693)의 온도의 함수로서의 열역학적 평형에서의 상들의 비율.
Claims (28)
- 24 wt% 내지 33 wt%의 크롬, 1.8 wt% 이상 3.0 wt% 미만의 알루미늄, 0.10 wt% 이상 2.5 wt% 미만의 철, 0.001 wt% 내지 0.50 wt% 규소, 0.005 wt% 내지 2.0 wt%의 망간, 0.001 wt% 내지 0.60 wt%의 티타늄, 각각 0.0002 wt% 내지 0.05 wt%의 마그네슘 및/또는 칼슘, 0.005 wt% 내지 0.10 wt% 미만의 탄소, 0.001 wt% 내지 0.050 wt%의 질소, 0.0001 wt% 내지 0.020 wt%의 산소, 0.001 wt% 내지 0.030 wt%의 인, 최대 0.010 wt%의 황, 최대 1.0 wt%의 몰리브덴, 최대 1.0 wt%의 텅스텐, 선택적으로(optionally) 0.001 wt% 이상 0.50 wt% 미만의 Nb, 잔량의 니켈 및 통상적인 공정 관련(process-related) 불순물을 가지며, 하기의 관계식을 만족하는 니켈-크롬-알루미늄 합금:
Cr + Al ≥ 28 (2a)
및 Fp ≤ 39.9 (3a)
여기서, Fp = Cr + 0.272*Fe + 2.36*Al + 2.22*Si + 2.48*Ti + 0.374*Mo + 0.538*W - 11.8*C이고, (4a)
이때, Cr, Fe, Al, Si, Ti, Mo, W 및 C은 관련 원소의 질량% 단위의 농도이고,
Nb를 사용하는 경우 상기 식 (4a)는 Nb 항에 의해 보충된다:
Fp = Cr + 0.272*Fe + 2.36*Al + 2.22*Si + 2.48*Ti + 1.26*Nb + 0.374*Mo + 0.538*W - 11.8*C (4b)
이때, Cr, Fe, Al, Si, Ti, Nb, Mo, W 및 C은 관련 원소의 질량% 단위의 농도이다. - 제1항에 있어서,
25 wt% 내지 33 wt%의 크롬 함량을 갖는 것을 특징으로 하는 니켈-크롬-알루미늄 합금. - 제2항에 있어서,
25 wt% 초과 내지 30 wt% 미만의 크롬 함량을 갖는 것을 특징으로 하는 니켈-크롬-알루미늄 합금. - 제1항에 있어서,
2.0 wt% 이상 3.0 wt% 미만의 알루미늄 함량을 갖는 것을 특징으로 하는 니켈-크롬-알루미늄 합금. - 제1항에 있어서,
0.001 wt% 내지 0.20 wt%의 규소 함량을 갖는 것을 특징으로 하는 니켈-크롬-알루미늄 합금. - 제1항에 있어서,
0.005 wt% 내지 0.50 wt%의 망간 함량을 갖는 것을 특징으로 하는 니켈-크롬-알루미늄 합금. - 삭제
- 삭제
- 제1항에 있어서,
선택적으로(optionally), 0.01 wt% 내지 0.20 wt%의 함량을 갖는 이트륨을 더 함유하는 것을 특징으로 하는 니켈-크롬-알루미늄 합금. - 제1항에 있어서,
선택적으로 0.001 wt% 내지 0.20 wt%의 함량을 갖는 란탄을 더 함유하는 것을 특징으로 하는 니켈-크롬-알루미늄 합금. - 제1항에 있어서,
선택적으로, 0.001 wt% 내지 0.20 wt%의 함량을 갖는 세륨을 더 함유하는 것을 특징으로 하는 니켈-크롬-알루미늄 합금. - 제1항에 있어서,
선택적으로, 0.001 wt% 내지 0.20 wt%의 함량을 갖는 세륨 혼합 금속을 더 함유하는 것을 특징으로 하는 니켈-크롬-알루미늄 합금. - 제1항에 있어서,
선택적으로, 0.01 wt% 내지 0.20 wt%의 함량을 갖는 지르코늄을 더 함유하는 것을 특징으로 하는 니켈-크롬-알루미늄 합금. - 제13항에 있어서,
상기 지르코늄이 0.001 wt% 내지 0.2 wt%의 하프늄에 의하여 완전히 또는 부분적으로 대체되는 것을 특징으로 하는 니켈-크롬-알루미늄 합금. - 제1항에 있어서,
선택적으로, 0.0001 wt% 내지 0.008 wt%의 함량을 갖는 붕소를 더 함유하는 것을 특징으로 하는 니켈-크롬-알루미늄 합금. - 제1항에 있어서,
0.0 wt% 내지 5.0 wt%의 코발트를 더 함유하는 것을 특징으로 하는 니켈-크롬-알루미늄 합금. - 제1항에 있어서,
최대 0.5 wt%의 구리를 더 함유하고, 상기 식 4a가 하기와 같이 Cu의 항에 의하여 보충되는 것을 특징으로 하는 니켈-크롬-알루미늄 합금:
Fp = Cr + 0.272*Fe + 2.36*Al + 2.22*Si + 2.48*Ti + 0.477*Cu + 0.374*Mo + 0.538*W - 11.8*C (4b)
여기서, Cr, Fe, Al, Si, Ti, Cu, Mo, W 및 C은 관련 원소의 질량% 단위의 농도이다. - 제1항에 있어서,
최대 0.5 wt%의 바나듐을 더 함유하는 것을 특징으로 하는 니켈-크롬-알루미늄 합금. - 제1항에 있어서,
상기 불순물이, 최대 0.002 wt%의 Pb, 최대 0.002 wt%의 Zn, 최대 0.002 wt%의 Sn의 함량으로 조절된 것을 특징으로 하는 니켈-크롬-알루미늄 합금. - 제1항에 있어서,
하기 식을 만족하고, 이로써 우수한 가공성이 달성되는 것을 특징으로 하는 니켈-크롬-알루미늄 합금:
Fa ≤ 60 (5a)
여기서, Nb가 없는 합금의 경우, Fa = Cr + 20.4*Ti + 201*C (6a)이고, 이때 Cr, Ti 및 C는 관련 원소의 질량% 단위의 농도이며,
또는, Nb가 있는 합금의 경우, Fa = Cr + 6.15*Nb + 20.4*Ti + 201*C (6b)이고, 이때 Cr, Nb, Ti 및 C는 관련 원소의 질량% 단위의 농도이다. - 제1항에 있어서,
하기 식을 만족하고, 이로써 우수한 내열성/내크리프성이 달성되는 것을 특징으로 하는 니켈-크롬-알루미늄 합금:
Fk ≥ 45 (7a)
여기서, B 및 Nb가 없는 합금의 경우, Fk = Cr + 19*Ti + 10.2*Al + 12.5*Si + 98*C (8a)이고, 이때 Cr, Ti, Al, Si 및 C은 관련 원소의 질량% 단위의 농도이고,
B 및/또는 Nb가 있는 합금의 경우, Fk = Cr + 19*Ti + 34.3*Nb + 10.2*Al + 12.5*Si + 98*C + 2245*B (8b)이고, 이때 Cr, Ti, Nb, Al, Si, C 및 B은 관련 원소의 질량% 단위의 농도이다. - 제1항 내지 제6항 및 제9항 내지 제21항 중 어느 한 항에 따른 니켈-크롬-알루미늄 합금으로부터 제조된, 스트립(strip), 시트(sheet), 와이어(wire), 바(bar), 길이 방향 이음매를 갖도록 용접된 파이프(longitudinally seam-welded pipe) 및 이음매 없는 파이프(seam-welded pipe)로부터 선택되는 물품.
- 제1항 내지 제6항 및 제9항 내지 제21항 중 어느 한 항에 따른 니켈-크롬-알루미늄 합금을 이음매 없는 파이프의 제조에 사용하는 방법.
- 제1항 내지 제6항 및 제9항 내지 제21항 중 어느 한 항에 따른 니켈-크롬-알루미늄 합금을 강한 침탄(carburizing) 분위기에서 사용하는 방법.
- 제1항 내지 제6항 및 제9항 내지 제21항 중 어느 한 항에 따른 니켈-크롬-알루미늄 합금을 석유 화학 산업의 부품으로서 사용하는 방법.
- 제1항 내지 제6항 및 제9항 내지 제21항 중 어느 한 항에 따른 니켈-크롬-알루미늄 합금을 퍼니스 축조(furnace construction)에서 사용하는 방법.
- 삭제
- 삭제
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DE102012011161.4 | 2012-06-05 | ||
PCT/DE2013/000268 WO2013182177A1 (de) | 2012-06-05 | 2013-05-15 | Nickel-chrom-aluminium-legierung mit guter verarbeitbarkeit, kriechfestigkeit und korrosionsbeständigkeit |
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DE102014001328B4 (de) * | 2014-02-04 | 2016-04-21 | VDM Metals GmbH | Aushärtende Nickel-Chrom-Eisen-Titan-Aluminium-Legierung mit guter Verschleißbeständigkeit, Kriechfestigkeit, Korrosionsbeständigkeit und Verarbeitbarkeit |
DE102014001330B4 (de) * | 2014-02-04 | 2016-05-12 | VDM Metals GmbH | Aushärtende Nickel-Chrom-Kobalt-Titan-Aluminium-Legierung mit guter Verschleißbeständigkeit, Kriechfestigkeit, Korrosionsbeständigkeit und Verarbeitbarkeit |
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CN110719964B (zh) * | 2017-06-08 | 2022-03-04 | 日本制铁株式会社 | 原子能用Ni基合金管 |
WO2018236241A1 (ru) * | 2017-06-21 | 2018-12-27 | Общество с ограниченной ответственностью "Объединенная Компания РУСАЛ Инженерно-технологический центр" | Сплав на основе алюминия |
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KR102142782B1 (ko) * | 2018-11-29 | 2020-08-10 | 주식회사 포스코 | 크리프 강도가 우수한 크롬-몰리브덴 강판 및 그 제조방법 |
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RU2748445C1 (ru) * | 2020-06-09 | 2021-05-25 | Акционерное общество "Объединенная двигателестроительная корпорация" (АО "ОДК") | Жаропрочный сплав на никелевой основе и изделие, выполненное из него |
RU208686U1 (ru) * | 2021-10-03 | 2021-12-29 | Антон Владимирович Новиков | Блок из трех полых направляющих лопаток турбины для газотурбинных двигателей и энергетических установок |
DE102022105659A1 (de) | 2022-03-10 | 2023-09-14 | Vdm Metals International Gmbh | Verfahren zur Herstellung eines mit Schweißnähten versehenen Bauteils aus einer Nickel-Chrom-Aluminium-Legierung |
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DE102012011161A1 (de) | 2013-12-05 |
RU2014153531A (ru) | 2016-08-10 |
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DE102012011161B4 (de) | 2014-06-18 |
CN104245978B (zh) | 2016-10-26 |
WO2013182177A1 (de) | 2013-12-12 |
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EP2855723A1 (de) | 2015-04-08 |
RU2599324C2 (ru) | 2016-10-10 |
KR20150005706A (ko) | 2015-01-14 |
BR112014024761B1 (pt) | 2019-03-26 |
EP2855723B1 (de) | 2016-10-05 |
US9657373B2 (en) | 2017-05-23 |
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