JP2009540120A - 金属の塩浴窒化方法及びその方法で製造された金属 - Google Patents
金属の塩浴窒化方法及びその方法で製造された金属 Download PDFInfo
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- 150000003839 salts Chemical class 0.000 title claims abstract description 123
- 238000005121 nitriding Methods 0.000 title claims abstract description 115
- 238000000034 method Methods 0.000 title claims abstract description 57
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 50
- 239000002184 metal Substances 0.000 title claims abstract description 50
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 133
- 239000010959 steel Substances 0.000 claims abstract description 132
- 238000002844 melting Methods 0.000 claims abstract description 10
- 230000008018 melting Effects 0.000 claims abstract description 10
- 229910001209 Low-carbon steel Inorganic materials 0.000 claims description 41
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 30
- 229910052742 iron Inorganic materials 0.000 claims description 15
- 229910000677 High-carbon steel Inorganic materials 0.000 claims description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 13
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 12
- 229910052799 carbon Inorganic materials 0.000 claims description 12
- 229910000954 Medium-carbon steel Inorganic materials 0.000 claims description 11
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 4
- 239000010962 carbon steel Substances 0.000 claims description 4
- 238000007654 immersion Methods 0.000 claims description 4
- 239000011572 manganese Substances 0.000 claims description 4
- 239000010936 titanium Substances 0.000 claims description 4
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052748 manganese Inorganic materials 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 2
- 229910052796 boron Inorganic materials 0.000 claims description 2
- 229910052804 chromium Inorganic materials 0.000 claims description 2
- 239000011651 chromium Substances 0.000 claims description 2
- 229910052750 molybdenum Inorganic materials 0.000 claims description 2
- 239000011733 molybdenum Substances 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 229910052758 niobium Inorganic materials 0.000 claims description 2
- 239000010955 niobium Substances 0.000 claims description 2
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 2
- 229910052720 vanadium Inorganic materials 0.000 claims description 2
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 10
- 150000002825 nitriles Chemical class 0.000 abstract description 4
- 238000003912 environmental pollution Methods 0.000 abstract description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 24
- 238000011282 treatment Methods 0.000 description 15
- 239000011575 calcium Substances 0.000 description 12
- 229910052757 nitrogen Inorganic materials 0.000 description 12
- 150000004767 nitrides Chemical class 0.000 description 10
- 239000007789 gas Substances 0.000 description 9
- 238000010438 heat treatment Methods 0.000 description 8
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 239000013078 crystal Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Chemical compound [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 description 2
- 238000005256 carbonitriding Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 150000002910 rare earth metals Chemical class 0.000 description 2
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 description 2
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- 229910000997 High-speed steel Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000007542 hardness measurement Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- MNWBNISUBARLIT-UHFFFAOYSA-N sodium cyanide Chemical compound [Na+].N#[C-] MNWBNISUBARLIT-UHFFFAOYSA-N 0.000 description 1
- 235000010344 sodium nitrate Nutrition 0.000 description 1
- 239000004317 sodium nitrate Substances 0.000 description 1
- 235000010288 sodium nitrite Nutrition 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000010301 surface-oxidation reaction Methods 0.000 description 1
- -1 that is Chemical compound 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/40—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using liquids, e.g. salt baths, liquid suspensions
- C23C8/42—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using liquids, e.g. salt baths, liquid suspensions only one element being applied
- C23C8/48—Nitriding
- C23C8/50—Nitriding of ferrous surfaces
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/40—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using liquids, e.g. salt baths, liquid suspensions
- C23C8/42—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using liquids, e.g. salt baths, liquid suspensions only one element being applied
- C23C8/48—Nitriding
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
Abstract
Description
NaNO3→NaNO2+1/2O2
2NaNO2→Na2O+NO2+NO
2NaNO2+2NO→2NaNO3+N2
Ca(NO3)2→CaO+2NO2+1/2O2
2NO2→2O2+N2
[2]Tufftride Information 15.DEGUSSA Durfeerit Abteilung
[3]H.Eiraku,K.Shinkawa,Y.Yoneyama,and M.Higashi,“Characteristics of Palsonite(Low temperature salt bath nitriding),”JSHT Conf.,No.1,49-50(1998)
[4]E.A.Mattision,K.Frisk,and A.Melander,“Microstructure evolution during the combination hardening process of nitriding and induction hardening,”in:5ASM-HTSE Europe(2002),pp.209-219
[5]W.Junyi,P.Lin and Z.Hul、“Effect of rare earth on ionic nitriding process,” in: 1st Conf. Heat Trearment of Materials,May(1998),pp.57-61
[6]S.Kondo,Y.Izawa,O.Nakano,S.Uchida,and M.Onoda,“Influence of white layer produced by gas nitriding on fatigue strength of compressive spring,”J.JSHT,36(1),34-40(1996)
[7]J.Georges,“TC plasma nitriding,” in: 12th IFHTSE Melbourne,Australia(2000),p.229;Heat treatment Met.,No.2,33-37(2001)
[8]T.Bell,Y.Sun,K.Mao,and P.Buchhagen,“Modeling plasma nitriding,”Advanced Mater.Pro.,No.8,40Y-40BB(1996)
[9]T.Bell,Y.Sun,Z.Lin,and M.Yan,“Rare earth surface engineering,”Heat Treatment Mat.,27(1),12-13(2000)
Claims (35)
- 塩浴中にCa(NO3)2、NaNO3及びNaNO2のうち、少なくとも一つ以上の塩を入れる段階と、
前記塩を溶融させて一定温度に維持させる段階と、
前記塩浴内で金属を窒化させる段階とを含むことを特徴とする金属の塩浴窒化方法。 - 塩浴中にKNO3及びKNO2のうち少なくともいずれか一つ以上と、Ca(NO3)2、NaNO3及びNaNO2のうち少なくとも一つ以上とを含む混合塩を入れる段階と、
前記塩を溶融させて一定温度に維持させる段階と、
前記塩浴内で金属を窒化させる段階とを含むことを特徴とする金属の塩浴窒化方法。 - 前記一定温度は、400℃ないし700℃の範囲であることを特徴とする請求項1または請求項2に記載の金属の塩浴窒化方法。
- 前記金属を窒化させる段階での浸漬時間は、1分ないし24時間の範囲であることを特徴とする請求項1または請求項2に記載の金属の塩浴窒化方法。
- 塩浴中にKNO3塩を入れる段階と、
前記塩を溶融させて400℃以上620℃以下に維持させる段階と、
前記塩浴内で8時間未満に金属を窒化させる段階とを含むことを特徴とする金属の塩浴窒化方法。 - 塩浴中にKNO3塩を入れる段階と、
前記塩を溶融させて620℃超過640℃以下に維持させる段階と、
前記塩浴内で1時間未満に金属を窒化させる段階とを含む金属の塩浴窒化方法。 - 前記金属は、純鉄または鋼であることを特徴とする請求項1、請求項2、請求項5及び請求項6のうちいずれか1項に記載の金属の塩浴窒化方法。
- Ca(NO3)2、NaNO3及びNaNO2のうち、少なくとも一つ以上の塩浴で窒化された金属において、
前記金属は純鉄であり、
前記純鉄の表面から0.1mmないし3.0mmの内部まで窒化されたことを特徴とする純鉄。 - KNO3及びKNO2のうち少なくともいずれか一つ以上と、Ca(NO3)2、NaNO3及びNaNO2のうち少なくとも一つ以上とを含む混合塩浴で窒化された金属において、
前記金属は純鉄であり、
前記純鉄の表面から0.1mmないし3.0mmの内部まで窒化されたことを特徴とする純鉄。 - Ca(NO3)2、NaNO3及びNaNO2のうち、少なくとも一つ以上の塩浴で窒化された金属において、
前記金属は鋼であり、
前記鋼の表面から0.1mmないし3.0mmの内部まで窒化されたことを特徴とする鋼。 - KNO3及びKNO2のうち少なくともいずれか一つ以上と、Ca(NO3)2、NaNO3及びNaNO2のうち少なくとも一つ以上とを含む混合塩浴で窒化された金属において、
前記金属は鋼であり、
前記鋼の表面から0.1mmないし3.0mmの内部まで窒化されたことを特徴とする鋼。 - 前記鋼は、極低炭素鋼、低炭素鋼、中炭素鋼、高炭素鋼及び合金鋼のうちいずれか一つであることを特徴とする請求項10または請求項11に記載の鋼。
- 前記極低炭素鋼は、表面硬度が120Hv超過450Hv以下であることを特徴とする請求項12に記載の鋼。
- 前記低炭素鋼は表面硬度が200Hv超過410Hv以下であることを特徴とする請求項12に記載の鋼。
- 前記中炭素鋼は、表面硬度が130Hv超過420Hv以下であることを特徴とする請求項12に記載の鋼。
- 高炭素鋼は、表面硬度が150Hv超過400Hv以下であることを特徴とする請求項12に記載の鋼。
- 前記合金鋼は、表面硬度が200Hv超過410Hv以下であることを特徴とする請求項12に記載の鋼。
- 前記極低炭素鋼は、引張り強度が35kg/mm2超過110kg/mm2以下であることを特徴とする請求項13に記載の鋼。
- 前記低炭素鋼は、引張り強度が45kg/mm2超過110kg/mm2以下であることを特徴とする請求項14に記載の鋼。
- 前記中炭素鋼は、引張り強度が45kg/mm2超過100kg/mm2以下であることを特徴とする請求項15に記載の鋼。
- 前記高炭素鋼は、引張り強度が60kg/mm2超過95kg/mm2以下であることを特徴とする請求項16に記載の鋼。
- 前記合金鋼は、引張り強度が55kg/mm2超過110kg/mm2以下であることを特徴とする請求項17に記載の鋼。
- 前記鋼のクロム含有量は、0.1wt.%ないし1.5wt.%であることを特徴とする請求項22に記載の鋼。
- 前記鋼のモリブデン含有量は、0.05wt.%ないし0.5wt.%であることを特徴とする請求項22に記載の鋼。
- 前記鋼のニッケル含有量は、0.1wt.%ないし10wt.%であることを特徴とする請求項22に記載の鋼。
- 前記鋼のマンガン含有量は、0.1wt.%ないし2.0wt.%であることを特徴とする請求項22に記載の鋼。
- 前記鋼のホウ素含有量は、0.001wt.%ないし0.1wt.%であることを特徴とする請求項22に記載の鋼。
- 前記鋼のチタン含有量は、0.001wt.%ないし0.1wt.%であることを特徴とする請求項22に記載の鋼。
- 前記鋼のバナジウム含有量は、0.05wt.%ないし0.15wt.%である請求項22に記載の鋼。
- 前記鋼のニオブ含有量は、0.005wt.%ないし0.1wt.%である請求項22に記載の鋼。
- 前記鋼のアルミニウム含有量は、0.005wt.%ないし0.1wt.%であることを特徴とする請求項22に記載の鋼。
- 前記極低炭素鋼の炭素含有量は、0.0001wt.%以上0.13wt.%未満であることを特徴とする請求項18に記載の鋼。
- 前記低炭素鋼の炭素含有量は、0.13wt.%以上0.2wt.%未満であることを特徴とする請求項19に記載の鋼。
- 前記中炭素鋼の炭素含有量は、0.21wt.%以上0.51wt.%未満であることを特徴とする請求項20に記載の鋼。
- 前記高炭素鋼の炭素含有量は、0.51wt.%以上2.0wt.%以下であることを特徴とする請求項21に記載の鋼。
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PCT/KR2006/002198 WO2007142373A1 (en) | 2006-06-08 | 2006-06-08 | Method for nitriding metal in salt bath and metal manufactured by its method |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08209324A (ja) * | 1994-11-29 | 1996-08-13 | Durferrit Gmbh Thermotechnik | 塩浴中の浸炭窒化前の不動態層を形成する鋼からなる部材の前処理方法 |
JPH0920977A (ja) * | 1995-03-01 | 1997-01-21 | Centre Stephanois Rech Mec Hydromec Frottement | 大きな摩擦歪みを受ける鉄表面の処理方法 |
JPH09184058A (ja) * | 1995-12-28 | 1997-07-15 | Dowa Mining Co Ltd | 耐食、耐摩耗鋼及びその製造方法 |
JP2004091906A (ja) * | 2002-09-04 | 2004-03-25 | Parker Netsu Shori Kogyo Kk | 耐食性を強化された金属部材の塩浴窒化方法 |
JP2005113229A (ja) * | 2003-10-09 | 2005-04-28 | Kanai Hiroaki | 紡機用トラベラ |
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FR2561667B1 (fr) * | 1984-03-20 | 1986-09-12 | Stephanois Rech Mec | Procede de traitement au bain de sels, en vue d'ameliorer la resistance a la corrosion, de pieces en metal ferreux qui ont subi un traitement thermochimique prealable |
US5576066A (en) * | 1993-08-10 | 1996-11-19 | Centre Stephanois De Recherches Mecaniques Hydromecanique Et Frottement | Method of improving the wear and corrosion resistance of ferrous metal parts |
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08209324A (ja) * | 1994-11-29 | 1996-08-13 | Durferrit Gmbh Thermotechnik | 塩浴中の浸炭窒化前の不動態層を形成する鋼からなる部材の前処理方法 |
JPH0920977A (ja) * | 1995-03-01 | 1997-01-21 | Centre Stephanois Rech Mec Hydromec Frottement | 大きな摩擦歪みを受ける鉄表面の処理方法 |
JPH09184058A (ja) * | 1995-12-28 | 1997-07-15 | Dowa Mining Co Ltd | 耐食、耐摩耗鋼及びその製造方法 |
JP2004091906A (ja) * | 2002-09-04 | 2004-03-25 | Parker Netsu Shori Kogyo Kk | 耐食性を強化された金属部材の塩浴窒化方法 |
JP2005113229A (ja) * | 2003-10-09 | 2005-04-28 | Kanai Hiroaki | 紡機用トラベラ |
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BRPI0621724A2 (pt) | 2012-06-12 |
JP4806722B2 (ja) | 2011-11-02 |
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