HUP9800702A2 - Eljárás melegen nyújtott termékek, elsősorban rudak vagy csövek erősen ötvözött vagy hipereutektoidos acélból történő előállítására - Google Patents
Eljárás melegen nyújtott termékek, elsősorban rudak vagy csövek erősen ötvözött vagy hipereutektoidos acélból történő előállításáraInfo
- Publication number
- HUP9800702A2 HUP9800702A2 HU9800702A HUP9800702A HUP9800702A2 HU P9800702 A2 HUP9800702 A2 HU P9800702A2 HU 9800702 A HU9800702 A HU 9800702A HU P9800702 A HUP9800702 A HU P9800702A HU P9800702 A2 HUP9800702 A2 HU P9800702A2
- Authority
- HU
- Hungary
- Prior art keywords
- temperature
- forming
- alloy
- range
- pipe
- Prior art date
Links
- 239000000956 alloy Substances 0.000 title abstract 2
- 229910045601 alloy Inorganic materials 0.000 title abstract 2
- 229910000831 Steel Inorganic materials 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 239000010959 steel Substances 0.000 title 1
- 238000001816 cooling Methods 0.000 abstract 2
- 238000010438 heat treatment Methods 0.000 abstract 2
- 239000000047 product Substances 0.000 abstract 2
- 238000005096 rolling process Methods 0.000 abstract 2
- 239000013067 intermediate product Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000001556 precipitation Methods 0.000 abstract 1
- 238000003303 reheating Methods 0.000 abstract 1
- 239000007858 starting material Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/06—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/26—Methods of annealing
- C21D1/32—Soft annealing, e.g. spheroidising
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/06—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
- C21D8/065—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires of ferrous alloys
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/003—Cementite
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/002—Heat treatment of ferrous alloys containing Cr
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Heat Treatment Of Steel (AREA)
- Metal Rolling (AREA)
- Metal Extraction Processes (AREA)
Abstract
A találmány szerinti eljárás sőrán a kiindűló anyag meghatárőzőtthősszát alakítási hőmérsékletre melegítjük, egy vagy több alakításilépésben alakítjűk, majd az eredeti alakítási hőmérsékletnélalacsőnyabb hőmérsékletre újra melegítjük, és többállványőshengersőrőn főlyamatősan készméretre hengereljük, majd levegőnlehűtjük, ahől a találmány szerint az első alakítási lépések űtán ésaz újrahevítés előtt szabályőzőtt melegítéssel vagy hűtéssel aközbülső termék hőssza és vastagsága mentén egyenleteshőmérsékletelősztást alakítűnk ki egy meghatárőzőtt hőmérséklet-tartőmányőn belül, ezt követően az anyagőt újrahevítjük az Ac1hőmérséklet alatti, de 650 řC fölötti vagy az Ac1 hőmérséklet fölötti,de az ACma hőmérséklet alatti hőmérsékletre, az ötvözet kétfázisútartőmányába, és mind az alakítást, mind a lehűtést és adőtt esetben ahengerlés sőrán adódó járűlékős felmelegedést úgy állítjűk be, hőgy atermékben a csapőlási hőmérsékletre vőnatkőztatőtt hőmérséklet-emelkedés csekély maradjőn, tővábbá hőgy a termék hőmérséklete azalakítás sőrán és a redűkáló egységet elhagyva még mindig a kétfázisútartőmányban maradjőn, miközben a teljes alakítás nyúlásban kifejezettminimális mértékét l 1,5, az egyes hengereken végzett minimálisalakítás mértékét pedig legalább lRW 1,03 értéken tartjűk.ŕ
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19513314A DE19513314C2 (de) | 1995-04-03 | 1995-04-03 | Verfahren zur Herstellung eines warmgefertigten langgestreckten Erzeugnisses, insbesondere Stab oder Rohr, aus übereutektoidem Stahl |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| HUP9800702A2 true HUP9800702A2 (hu) | 1998-07-28 |
| HUP9800702A3 HUP9800702A3 (en) | 1999-08-30 |
Family
ID=7759207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HU9800702A HUP9800702A3 (en) | 1995-04-03 | 1996-03-12 | Method of manufacturing hot-worked elongated products, in particular bar or pipe, from high-alloy or hypereutectoid steel |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US5958158A (hu) |
| EP (1) | EP0820529B1 (hu) |
| JP (1) | JPH11503491A (hu) |
| KR (1) | KR19980703575A (hu) |
| AR (1) | AR001416A1 (hu) |
| BR (1) | BR9604830A (hu) |
| CA (1) | CA2217309C (hu) |
| CZ (1) | CZ304797A3 (hu) |
| DE (2) | DE19513314C2 (hu) |
| ES (1) | ES2149455T3 (hu) |
| HU (1) | HUP9800702A3 (hu) |
| PL (1) | PL322598A1 (hu) |
| SK (1) | SK134297A3 (hu) |
| WO (1) | WO1996031628A1 (hu) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE510447C2 (sv) * | 1998-03-16 | 1999-05-25 | Ovako Steel Ab | Sätt för mjukglödgning av högkolhaltigt stål |
| NL1007739C2 (nl) * | 1997-12-08 | 1999-06-09 | Hoogovens Staal Bv | Werkwijze en inrichting voor het vervaardigen van een stalen band met hoge sterkte. |
| US6233500B1 (en) * | 1997-06-19 | 2001-05-15 | The United States Of America As Represented By The Secretary Of The Air Force | Optimization and control of microstructure development during hot metal working |
| DE19734563C1 (de) * | 1997-08-04 | 1998-12-03 | Mannesmann Ag | Verfahren zur Herstellung von Wälzlagerringen aus Stahl |
| DE10134776C2 (de) * | 2000-07-12 | 2003-04-24 | Mannesmann Roehren Werke Ag | Verfahren zur Herstellung metallischer nicht-rotationssymmetrischer Ringe mit über den Umfang konstanter Wanddicke, sowie Vorrichtung zur Durchführung des Verfahrens |
| US6936119B2 (en) * | 2000-07-12 | 2005-08-30 | Mannesmannrohren-Werke Ag | Method for producing metallic, non-rotationally symmetrical rings with a constant wall thickness over their circumference |
| DE102004011021A1 (de) * | 2004-03-04 | 2005-09-29 | Mannesmannröhren-Werke Ag | Verfahren zur Herstellung eines Formteils aus übereutekoidem Stahl |
| CN101410536B (zh) | 2006-03-28 | 2011-05-18 | 住友金属工业株式会社 | 无缝管的制造方法 |
| US8968495B2 (en) * | 2007-03-23 | 2015-03-03 | Dayton Progress Corporation | Methods of thermo-mechanically processing tool steel and tools made from thermo-mechanically processed tool steels |
| US9132567B2 (en) * | 2007-03-23 | 2015-09-15 | Dayton Progress Corporation | Tools with a thermo-mechanically modified working region and methods of forming such tools |
| CN101722190B (zh) * | 2009-11-12 | 2012-08-22 | 无锡西姆莱斯石油专用管制造有限公司 | 一种热轧毛管的处理工艺 |
| DE102011051682B4 (de) * | 2011-07-08 | 2013-02-21 | Max Aicher | Verfahren und Vorrichtung zum Behandeln eines Stahlprodukts sowie Stahlprodukt |
| PL232555B1 (pl) * | 2017-05-25 | 2019-06-28 | Arcelormittal Poland Spolka Akcyjna | Sposób produkcji walcówki gładkiej i żebrowanej |
| CN115612802A (zh) * | 2022-10-25 | 2023-01-17 | 本钢板材股份有限公司 | 一种小规格轴承钢生产等温球化退火工艺 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6417820A (en) * | 1987-07-13 | 1989-01-20 | Kobe Steel Ltd | Production of electric resistance welded steel tube for heat treatment |
| JP3215891B2 (ja) * | 1991-06-14 | 2001-10-09 | 新日本製鐵株式会社 | 冷間加工用棒鋼線材の製造方法 |
| JP2544867B2 (ja) * | 1992-04-21 | 1996-10-16 | 新日本製鐵株式会社 | 過共析鋼線材の製造方法 |
| EP0586335B1 (de) * | 1992-09-02 | 2000-05-03 | Sulzer Orthopädie AG | Zweiteilige Hüftgelenkpfanne |
-
1995
- 1995-04-03 DE DE19513314A patent/DE19513314C2/de not_active Expired - Fee Related
-
1996
- 1996-03-12 EP EP96907260A patent/EP0820529B1/de not_active Expired - Lifetime
- 1996-03-12 SK SK1342-97A patent/SK134297A3/sk unknown
- 1996-03-12 DE DE59605681T patent/DE59605681D1/de not_active Expired - Lifetime
- 1996-03-12 ES ES96907260T patent/ES2149455T3/es not_active Expired - Lifetime
- 1996-03-12 PL PL96322598A patent/PL322598A1/xx unknown
- 1996-03-12 US US08/930,139 patent/US5958158A/en not_active Expired - Fee Related
- 1996-03-12 JP JP8529845A patent/JPH11503491A/ja active Pending
- 1996-03-12 WO PCT/DE1996/000501 patent/WO1996031628A1/de not_active Application Discontinuation
- 1996-03-12 HU HU9800702A patent/HUP9800702A3/hu unknown
- 1996-03-12 BR BR9604830A patent/BR9604830A/pt not_active IP Right Cessation
- 1996-03-12 CZ CZ973047A patent/CZ304797A3/cs unknown
- 1996-03-12 CA CA002217309A patent/CA2217309C/en not_active Expired - Fee Related
- 1996-03-12 KR KR1019970706979A patent/KR19980703575A/ko not_active Application Discontinuation
- 1996-03-25 AR AR33589296A patent/AR001416A1/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CA2217309A1 (en) | 1996-10-10 |
| EP0820529B1 (de) | 2000-08-02 |
| KR19980703575A (ko) | 1998-11-05 |
| DE19513314C2 (de) | 1997-07-03 |
| DE59605681D1 (de) | 2000-09-07 |
| SK134297A3 (en) | 1998-04-08 |
| AR001416A1 (es) | 1997-10-22 |
| EP0820529A1 (de) | 1998-01-28 |
| DE19513314A1 (de) | 1996-10-10 |
| PL322598A1 (en) | 1998-02-02 |
| HUP9800702A3 (en) | 1999-08-30 |
| ES2149455T3 (es) | 2000-11-01 |
| BR9604830A (pt) | 1999-01-05 |
| CZ304797A3 (cs) | 1998-04-15 |
| US5958158A (en) | 1999-09-28 |
| WO1996031628A1 (de) | 1996-10-10 |
| CA2217309C (en) | 2000-11-21 |
| JPH11503491A (ja) | 1999-03-26 |
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