ZA931765B - Reduction of scale formation during deforming of metal - Google Patents
Reduction of scale formation during deforming of metalInfo
- Publication number
- ZA931765B ZA931765B ZA931765A ZA931765A ZA931765B ZA 931765 B ZA931765 B ZA 931765B ZA 931765 A ZA931765 A ZA 931765A ZA 931765 A ZA931765 A ZA 931765A ZA 931765 B ZA931765 B ZA 931765B
- Authority
- ZA
- South Africa
- Prior art keywords
- reduction
- metal
- formation during
- scale formation
- during deforming
- Prior art date
Links
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
- C21D7/00—Modifying the physical properties of iron or steel by deformation
- C21D7/13—Modifying the physical properties of iron or steel by deformation by hot working
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B9/00—Measures for carrying out rolling operations under special conditions, e.g. in vacuum or inert atmosphere to prevent oxidation of work; Special measures for removing fumes from rolling mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C29/00—Cooling or heating work or parts of the extrusion press; Gas treatment of work
- B21C29/006—Gas treatment of work, e.g. to prevent oxidation or to create surface effects
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C43/00—Devices for cleaning metal products combined with or specially adapted for use with machines or apparatus provided for in this subclass
- B21C43/02—Devices for cleaning metal products combined with or specially adapted for use with machines or apparatus provided for in this subclass combined with or specially adapted for use in connection with drawing or winding machines or apparatus
- B21C43/04—Devices for de-scaling wire or like flexible work
-
- 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
- C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Metal Rolling (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4208208A DE4208208C2 (en) | 1992-03-14 | 1992-03-14 | Method and device for reducing scale formation during hot forming of metal, in particular steel |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA931765B true ZA931765B (en) | 1993-09-27 |
Family
ID=6454076
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA931765A ZA931765B (en) | 1992-03-14 | 1993-03-12 | Reduction of scale formation during deforming of metal |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP0630295B1 (en) |
CN (1) | CN1078179A (en) |
AU (1) | AU3632293A (en) |
DE (2) | DE4208208C2 (en) |
ES (1) | ES2088276T3 (en) |
PL (1) | PL170068B1 (en) |
TW (1) | TW227019B (en) |
WO (1) | WO1993018869A1 (en) |
ZA (1) | ZA931765B (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19936010B4 (en) * | 1999-08-04 | 2009-04-30 | Sms Demag Ag | Process and apparatus for suppressing scale formation, in particular secondary scale during hot rolling of slabs |
DE19953230C2 (en) * | 1999-11-04 | 2003-08-28 | C D Waelzholz Produktionsgmbh | Cold rolling process |
US6675622B2 (en) | 2001-05-01 | 2004-01-13 | Air Products And Chemicals, Inc. | Process and roll stand for cold rolling of a metal strip |
MX2009002192A (en) | 2006-08-28 | 2009-04-15 | Air Prod & Chem | Cryogenic nozzle. |
CN101811149B (en) * | 2010-04-14 | 2012-05-23 | 新兴铸管股份有限公司 | Manufacturing method of high alloy seamless steel tube |
CN102367508A (en) * | 2011-09-16 | 2012-03-07 | 山西太钢不锈钢股份有限公司 | Method for improving surface quality of hot rolled steel coils |
CN102728632B (en) * | 2012-05-25 | 2014-05-28 | 莱芜钢铁集团有限公司 | Method for reducing emulsion black spots on surface of cold rolling product |
CN105817480B (en) * | 2015-01-07 | 2018-06-01 | 宝山钢铁股份有限公司 | A kind of device and its application method for inhibiting roll oxidation rate |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2230897A (en) * | 1938-06-23 | 1941-02-04 | Cold Metal Process Co | Rolling mill guide |
US3613421A (en) * | 1969-06-17 | 1971-10-19 | Theodore A Repper | Method and apparatus for eliminating iron oxide dust |
FR2565511B1 (en) * | 1984-06-07 | 1988-05-13 | Air Liquide | METHOD AND INSTALLATION FOR PROTECTING A SOLID METAL AGAINST OXIDATION DURING A ROLLING OPERATION |
-
1992
- 1992-03-14 DE DE4208208A patent/DE4208208C2/en not_active Expired - Lifetime
-
1993
- 1993-03-10 ES ES93905334T patent/ES2088276T3/en not_active Expired - Lifetime
- 1993-03-10 PL PL93301315A patent/PL170068B1/en unknown
- 1993-03-10 WO PCT/EP1993/000545 patent/WO1993018869A1/en active IP Right Grant
- 1993-03-10 EP EP93905334A patent/EP0630295B1/en not_active Expired - Lifetime
- 1993-03-10 AU AU36322/93A patent/AU3632293A/en not_active Abandoned
- 1993-03-10 DE DE59302830T patent/DE59302830D1/en not_active Expired - Fee Related
- 1993-03-12 ZA ZA931765A patent/ZA931765B/en unknown
- 1993-03-15 CN CN93103128A patent/CN1078179A/en active Pending
- 1993-03-24 TW TW082102212A patent/TW227019B/zh active
Also Published As
Publication number | Publication date |
---|---|
PL170068B1 (en) | 1996-10-31 |
AU3632293A (en) | 1993-10-21 |
TW227019B (en) | 1994-07-21 |
EP0630295A1 (en) | 1994-12-28 |
ES2088276T3 (en) | 1996-08-01 |
CN1078179A (en) | 1993-11-10 |
DE4208208C2 (en) | 1994-12-15 |
DE4208208A1 (en) | 1993-09-16 |
EP0630295B1 (en) | 1996-06-05 |
DE59302830D1 (en) | 1996-07-11 |
WO1993018869A1 (en) | 1993-09-30 |
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