KR920010015A - 탁월한 부식 저항성 내면을 갖는 용접식 파이프를 제조하기 위한 방법 - Google Patents
탁월한 부식 저항성 내면을 갖는 용접식 파이프를 제조하기 위한 방법 Download PDFInfo
- Publication number
- KR920010015A KR920010015A KR1019910019460A KR910019460A KR920010015A KR 920010015 A KR920010015 A KR 920010015A KR 1019910019460 A KR1019910019460 A KR 1019910019460A KR 910019460 A KR910019460 A KR 910019460A KR 920010015 A KR920010015 A KR 920010015A
- Authority
- KR
- South Korea
- Prior art keywords
- plating layer
- nickel
- tin
- zinc
- pipe
- Prior art date
Links
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
- C23C10/00—Solid state diffusion of only metal elements or silicon into metallic material surfaces
- C23C10/28—Solid state diffusion of only metal elements or silicon into metallic material surfaces using solids, e.g. powders, pastes
- C23C10/34—Embedding in a powder mixture, i.e. pack cementation
- C23C10/52—Embedding in a powder mixture, i.e. pack cementation more than one element being diffused in one step
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D7/00—Electroplating characterised by the article coated
- C25D7/04—Tubes; Rings; Hollow bodies
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/10—Electroplating with more than one layer of the same or of different metals
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
- F16L58/02—Protection of pipes or pipe fittings against corrosion or incrustation by means of internal or external coatings
- F16L58/04—Coatings characterised by the materials used
- F16L58/08—Coatings characterised by the materials used by metal
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S138/00—Pipes and tubular conduits
- Y10S138/06—Corrosion
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49826—Assembling or joining
- Y10T29/49885—Assembling or joining with coating before or during assembling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrochemistry (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electroplating Methods And Accessories (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 파이프의 직경 방향에서 절췌된, 본 발명의 용접식 파이프의 일 실시예의 횡간단면을 나타내는 횡간단면도.
제2도는 파이프의 직경 방향에서 절췌된, 본 발명의 용접식 파이프의 다른 실시예의 횡간단면을 나타내는 횡간단면도.
Claims (7)
- 탁월한 내면 부식 저항성을 갖는 용접식 파이프에 있어서, 상기 파이프의 비이드 부위를 제외한 내면이 니켈, 코발트, 및 니켈기 또는 코발트기 합금들중의 하나로 되는 제1도금층을 갖고 상기 파이프의 비이드 부위를 포함하는 내면은 제1도금층을 형성하는 금속 또는 합금보다 낮은 융점을 갖는 단일 금속 또는 합금으로 된 제2도금층을 상기 제1 도금층상에 갖게되는 것을 특징으로 하는 용접식 파이프.
- 제1항에 있어서, 확산층이 제1 도금층 및 제2 도금층 사이에 제공되는 것을 특징으로 하는 용접식 파이프.
- 제1항에 또는 제2항에 있어서, 제1도금층상에 형성되는 제2 도금층이 주석, 주석-아연, 주석-니켈, 니켈-인, 니켈-붕소 및 니켈-아연 중의 하나 이상으로 제조되는 것을 특징으로 하는 용접식 파이프.
- 제1항에 내지 3항중 어느 한 항에 있어서, 상기 내면 및 제1 도금층 사이에 대리 도금층이 제공되는 것을 특징으로 하는 용접식 파이프.
- 탁월한 내면 부식 저항성을 갖는 용접식 파이프를 제조하기 위한 방법에 있어서, 니켈, 코발트 및 니켈기 또는 코발트기 합금들중의 하나로 된 제1 도금층이 강 스트립의 하나이상의 표면상에 형성되며, 제1 도금층을 형성하는 금속 또는 합금보다 낮은 융점을 갖는 금속 또는 합금으로 된 제2 도금층이 제1 도금층상에 형성되고, 그후 상기와 같이 도금된 강 스트립이 도금된 표면이 내면이 되도록 된 상태에서 파이프로 성형되며 열처리 되게 되는 것을 특징으로 하는 방법.
- 제5항에 있어서, 주석, 주석-아연, 주석-니켈, 니켈-인, 니켈-붕소 및 니켈-아연중의 하나 이상으로 된 도금층이 제2 도금층으로서 제1 도금층상에 형성되는 것을 특징으로 하는 방법.
- 제5항 또는 6항에 있어서, 강 스트립상에 제1 도금층을 형성하기 전에 대리 도금층이 강 스트립의 하나의 표면상에 직접적으로 형성되는 것을 특징으로 하는 방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP90-298498 | 1990-11-02 | ||
JP29849890 | 1990-11-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR920010015A true KR920010015A (ko) | 1992-06-26 |
KR940007606B1 KR940007606B1 (ko) | 1994-08-22 |
Family
ID=17860493
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019910019460A KR940007606B1 (ko) | 1990-11-02 | 1991-11-02 | 탁월한 부식 저항성 내면을 갖는 용접식 파이프 및 이를 제조하기 위한 방법 |
Country Status (4)
Country | Link |
---|---|
US (2) | US5277228A (ko) |
KR (1) | KR940007606B1 (ko) |
DE (1) | DE4136038C2 (ko) |
GB (1) | GB2251630B (ko) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3176405B2 (ja) * | 1991-12-02 | 2001-06-18 | 臼井国際産業株式会社 | 内面の耐食性に優れた溶接管及びその製造方法 |
US5590691A (en) * | 1994-05-02 | 1997-01-07 | Itt Corporation | Extruded multiple plastic layer coating bonded to a metal tube |
US5520223A (en) * | 1994-05-02 | 1996-05-28 | Itt Industries, Inc. | Extruded multiple plastic layer coating bonded to the outer surface of a metal tube having an optical non-reactive inner layer and process for making the same |
JP3853428B2 (ja) * | 1995-08-25 | 2006-12-06 | Jfeスチール株式会社 | 鋼管の絞り圧延方法および設備 |
DK35198A (da) * | 1998-03-12 | 1999-10-07 | Voss Fabrik As | En komfuryderdel |
DE19915574A1 (de) * | 1999-03-30 | 2000-10-12 | Sms Demag Ag | Verfahren zur Herstellung des innen- und/oder außen verzinnten Hohlprofiles sowie innenverzinntes Kupferrohr |
US6240970B1 (en) | 1999-04-01 | 2001-06-05 | Itt Manufacturing Enterprises, Inc. | Tubing for handling hydrocarbon materials and having an outer jacket layer adhered thereto |
US6276400B1 (en) | 1999-06-08 | 2001-08-21 | Itt Manufacturing Enterprises, Inc. | Corrosion resistant powder coated metal tube and process for making the same |
US6494183B2 (en) * | 2000-01-26 | 2002-12-17 | Usui Kokusai Sangyo Kaisha Limited | Common rail for diesel engine |
FR2888309B1 (fr) * | 2005-07-05 | 2007-10-12 | Saipem S A Sa | Piece de raccordement de conduites comportant une chemise interne, procede de revetement et procede d'assemblage |
JP2006000897A (ja) | 2004-06-17 | 2006-01-05 | Usui Kokusai Sangyo Kaisha Ltd | 高圧燃料噴射管 |
DE102005039085B3 (de) * | 2005-08-04 | 2006-12-21 | Danfoss Industrieautomatik Gmbh | Betankungssystem |
EP1944563A1 (de) * | 2007-01-12 | 2008-07-16 | Innospin AG | Wärmetauscherrohre und Verfahren zur Herstellung von Wärmetauscherrohren |
WO2011033774A1 (ja) * | 2009-09-18 | 2011-03-24 | 東洋鋼鈑株式会社 | 燃料蒸気に対する耐食性を有するパイプ製造用鋼板、その鋼板を用いたパイプおよび給油パイプ |
JP5581805B2 (ja) * | 2010-05-24 | 2014-09-03 | トヨタ自動車株式会社 | ステンレス鋼材へのめっき方法及びそのめっき材 |
JP5773515B2 (ja) * | 2010-07-23 | 2015-09-02 | 臼井国際産業株式会社 | スチール製の燃料圧送配管 |
US9700928B2 (en) * | 2010-08-06 | 2017-07-11 | Toyo Kohan Co., Ltd. | Steel plate for producing pipe highly resistant to fuel vapor corrosion, pipe using same and method for producing pipe |
JP6004521B2 (ja) * | 2012-07-04 | 2016-10-12 | 臼井国際産業株式会社 | 加工性に優れた耐熱・耐食性めっき層を有する配管 |
EP3017890B1 (de) * | 2014-11-06 | 2021-06-09 | TI Automotive (Heidelberg) GmbH | Verfahren zur Herstellung eines mehrwandigen Rohres |
KR102586769B1 (ko) * | 2015-10-29 | 2023-10-06 | 일렉트릭 파워 리서치 인스티튜트, 인크. | 부식 저항을 위해 금속 컴포넌트들에 아연-금속 산화물 층을 생성하기 위한 방법들 |
WO2018140935A1 (en) * | 2017-01-30 | 2018-08-02 | National Oilwell Varco, L.P. | Enhanced welded pipe, threaded connections, and methods for achieving the same |
US10718518B2 (en) | 2017-11-30 | 2020-07-21 | Brunswick Corporation | Systems and methods for avoiding harmonic modes of gas burners |
US11441772B2 (en) | 2018-07-19 | 2022-09-13 | Brunswick Corporation | Forced-draft pre-mix burner device |
WO2020164231A1 (zh) * | 2019-02-12 | 2020-08-20 | 南京优仁有色金属有限公司 | 一种新能源汽车电池壳及其生产方法 |
US20220381374A1 (en) * | 2020-01-20 | 2022-12-01 | Techreo LCC | Tubular structures |
US11608983B2 (en) | 2020-12-02 | 2023-03-21 | Brunswick Corporation | Gas burner systems and methods for calibrating gas burner systems |
US11940147B2 (en) | 2022-06-09 | 2024-03-26 | Brunswick Corporation | Blown air heating system |
Family Cites Families (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US655304A (en) * | 1900-01-12 | 1900-08-07 | Thomas Midgley | Metallic tubing. |
US930927A (en) * | 1906-03-19 | 1909-08-10 | Robert H Berkstresser | Gun-barrel and process of producing the same. |
US1144106A (en) * | 1913-03-21 | 1915-06-22 | Burgess Lab Inc C F | Sheet metal and method for its production. |
US1441484A (en) * | 1921-01-17 | 1923-01-09 | Jacob B Conover | Milk and ice-cream can and method of making the same |
US1712090A (en) * | 1924-03-22 | 1929-05-07 | George F Murphy | Method of making lined piping |
US1650321A (en) * | 1925-06-18 | 1927-11-22 | Harry W Bundy | Composite tubing |
US1930191A (en) * | 1931-01-31 | 1933-10-10 | Grace E Bundy | Tube |
US2158461A (en) * | 1936-05-23 | 1939-05-16 | Gen Motors Corp | Method of making bearings |
US2054939A (en) * | 1936-05-25 | 1936-09-22 | Smith Corp A O | Method of fabricating alloy lined pressure vessels |
US2209290A (en) * | 1937-05-01 | 1940-07-23 | Standard Oil Co | Noncorrosive vessel |
US2255472A (en) * | 1938-02-28 | 1941-09-09 | Bundy Tubing Co | Tube and method of making tube |
US2198331A (en) * | 1939-01-12 | 1940-04-23 | Smith Corp A O | Seam for alloy lined vessels |
US2300850A (en) * | 1939-06-13 | 1942-11-03 | Lukens Steel Co | Method of making welded clad tubing |
US2303778A (en) * | 1941-02-06 | 1942-12-01 | Int Nickel Co | Soil pipe |
US2380107A (en) * | 1941-05-02 | 1945-07-10 | Bundy Tubing Co | Tubing |
US2490978A (en) * | 1944-03-20 | 1949-12-13 | Mcgraw Electric Co | Corrosion prevention |
US2866480A (en) * | 1950-07-12 | 1958-12-30 | Bundy Tubing Co | Tubing made from strip metal stock |
IT17814A (ko) * | 1961-09-01 | 1900-01-01 | ||
US3434503A (en) * | 1966-10-12 | 1969-03-25 | Bundy Corp | Method of making tubing and product thereof |
US3598156A (en) * | 1968-07-15 | 1971-08-10 | Jordan Band | Bimetal tubing and method of making same |
US3798011A (en) * | 1969-01-31 | 1974-03-19 | Du Pont | Multilayered metal composite |
US3678567A (en) * | 1970-06-18 | 1972-07-25 | Int Nickel Co | Production of clad metal articles |
GB1294577A (en) * | 1970-10-09 | 1972-11-01 | Enthone | Electroless nickel plating |
US3678570A (en) * | 1971-04-01 | 1972-07-25 | United Aircraft Corp | Diffusion bonding utilizing transient liquid phase |
US3910315A (en) * | 1973-06-23 | 1975-10-07 | Wheeling Pittsburgh Steel Corp | Electrical metallic tubing |
US3957086A (en) * | 1973-06-29 | 1976-05-18 | Bundy Corporation | Corrosion resistant tubing |
SE7601702L (sv) * | 1975-04-18 | 1976-10-19 | Stauffer Chemical Co | Forfarande for pletering av metaller |
US4366971A (en) * | 1980-09-17 | 1983-01-04 | Allegheny Ludlum Steel Corporation | Corrosion resistant tube assembly |
JPS5845397A (ja) * | 1981-09-14 | 1983-03-16 | Nippon Steel Corp | 燃料容器用表面処理鋼板の製造法 |
JPS5993897A (ja) * | 1982-11-20 | 1984-05-30 | Kawasaki Steel Corp | 高耐食性表面処理鋼板 |
GR79748B (ko) * | 1982-12-23 | 1984-10-31 | Ver Edelstahlwerke Ag | |
JPS6029477A (ja) * | 1983-07-29 | 1985-02-14 | Nippon Steel Corp | 溶接性と塗装性能にすぐれた缶容器用鋼板の製造法 |
US4511631A (en) * | 1984-04-13 | 1985-04-16 | Toyo Kohan Co., Ltd. | Metallic chromium-nickel-hydrated chromium oxide-coated tin free steel and process for the production thereof |
JPS61195989A (ja) * | 1985-02-27 | 1986-08-30 | Nippon Steel Corp | 耐食性及び溶接性に優れた表面処理鋼板の製造方法 |
JPS61210199A (ja) * | 1985-03-14 | 1986-09-18 | Nippon Steel Corp | 溶接缶用錫メツキ鋼板の製造法 |
AU565129B2 (en) * | 1985-07-23 | 1987-09-03 | Nippon Steel Corporation | Steel sheet with ni and sn coatings for improved corrosion protection |
JPS62256991A (ja) * | 1986-04-30 | 1987-11-09 | Nippon Kokan Kk <Nkk> | 溶接缶用表面処理鋼板の製造方法 |
JPS6349381A (ja) * | 1986-08-18 | 1988-03-02 | Nippon Kokan Kk <Nkk> | 拡散接合用インサ−ト材 |
US4885215A (en) * | 1986-10-01 | 1989-12-05 | Kawasaki Steel Corp. | Zn-coated stainless steel welded pipe |
JP2631648B2 (ja) * | 1986-10-23 | 1997-07-16 | 臼井国際産業株式会社 | 耐食性並びに流体への酸化防止被膜を有する電縫鋼管およびその製造方法 |
JP2727184B2 (ja) * | 1987-07-11 | 1998-03-11 | 臼井国際産業株式会社 | 内表面にスズ又はスズ基合金が被覆された金属管の製造方法 |
JPS6449381A (en) * | 1987-08-20 | 1989-02-23 | Fuji Photo Film Co Ltd | Solid-state image pickup device |
US4908280A (en) * | 1989-07-10 | 1990-03-13 | Toyo Kohan Co., Ltd. | Scratch and corrosion resistant, formable nickel plated steel sheet, and manufacturing method |
-
1991
- 1991-11-01 US US07/785,329 patent/US5277228A/en not_active Expired - Lifetime
- 1991-11-01 DE DE4136038A patent/DE4136038C2/de not_active Expired - Lifetime
- 1991-11-02 KR KR1019910019460A patent/KR940007606B1/ko not_active IP Right Cessation
- 1991-11-04 GB GB9123311A patent/GB2251630B/en not_active Expired - Lifetime
-
1993
- 1993-02-24 US US08/021,982 patent/US5335841A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US5277228A (en) | 1994-01-11 |
DE4136038A1 (de) | 1992-05-07 |
GB2251630B (en) | 1995-03-08 |
GB9123311D0 (en) | 1991-12-18 |
DE4136038C2 (de) | 1994-06-16 |
KR940007606B1 (ko) | 1994-08-22 |
GB2251630A (en) | 1992-07-15 |
US5335841A (en) | 1994-08-09 |
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