Okada et al., 1995 - Google Patents
Prevention of red scale formation during hot rolling of steelsOkada et al., 1995
View PDF- Document ID
- 2565248080875266871
- Author
- Okada H
- Fukagawa T
- Ishihara H
- Okamoto A
- Azuma M
- Matsuda Y
- Publication year
- Publication venue
- ISIJ international
External Links
Snippet
1. Introduction lrregularly striped red scale defects, sometimescalled tiger stripes, are often formed onhot rolled high strength steel strips containing morethan 0.5 o/o Si. 1~ 4) Since the red scale defects cause inhomogeneousor dirty appearance even after pickling, several hot …
- 229910000831 Steel 0 title abstract description 72
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 BY DECARBURISATION, TEMPERING OR OTHER TREATMENTS
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0226—Hot rolling
-
- 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 BY DECARBURISATION, TEMPERING OR OTHER TREATMENTS
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor for wires; for strips; for rods of unlimited length
- C21D9/54—Furnaces for treating strips or wire
- C21D9/56—Continuous furnaces for strip or wire
- C21D9/573—Continuous furnaces for strip or wire with cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/04—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for de-scaling, e.g. by brushing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
-
- 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
-
- 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 BY DECARBURISATION, TEMPERING OR OTHER TREATMENTS
- C21D1/00—General methods or devices for heat treatments, e.g. annealing, hardening, quenching, tempering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0203—Cooling
- B21B45/0209—Cooling devices, e.g. using gaseous coolants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0269—Cleaning
- B21B45/0275—Cleaning devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/46—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling metal immediately subsequent to continuous casting
- B21B1/466—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling metal immediately subsequent to continuous casting in a non-continuous process, i.e. the cast being cut before rolling
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Okada et al. | Prevention of red scale formation during hot rolling of steels | |
EP3284841A1 (en) | Hot-rolled steel sheet and method for manufacturing same | |
Asai et al. | Influence of Ni impurity in steel on the removability of primary scale in hydraulic descaling | |
WO1990002615A1 (en) | Production method of stainless thin steel sheet having excellent surface luster and high corrosion resistance | |
CN113584383A (en) | Short-process low-cost steel for door plate and manufacturing method thereof | |
EP4183892A1 (en) | Steel sheet and method for producing same | |
JP2019183267A (en) | Hot rolled steel sheet excellent in scale adhesion and manufacturing method therefor | |
JP2002086252A (en) | Continous casting method | |
KR100237526B1 (en) | Hot-rolled stainless steel strip and method for producing the same | |
EP3998361B1 (en) | Hot rolled steel sheet | |
JP2000001759A (en) | Austenitic stainless steel good in surface property and excellent in corrosion resistance | |
JP3915235B2 (en) | Method for producing austenitic stainless steel sheet without surface pattern | |
JP3249006B2 (en) | Structural steel plate with excellent surface properties and method of manufacturing the same | |
JP3374757B2 (en) | Manufacturing method of steel sheet with excellent surface properties | |
Parusov et al. | Wire rod of boron-bearing low-carbon steel for direct deep drawing | |
JP3231698B2 (en) | Manufacturing method of hot rolled steel sheet with excellent surface properties | |
JP3985401B2 (en) | Steel sheet rolling method | |
JPH06346145A (en) | Production of high strength steel sheet excellent in surface property | |
JPH1177142A (en) | Production of hot rolled stainless steel plate | |
JP4001264B2 (en) | Manufacturing method of steel with few surface defects | |
JPH06315702A (en) | Manufacture of thin steel sheet excellent in surface property and manufacturing equipment line therefor | |
JP3622497B2 (en) | Manufacturing method of steel sheet with excellent surface properties | |
CN115193915B (en) | Production process of clean steel SPCC-KJ steel grade | |
JPH05228526A (en) | Manufacture of steel plate excellent in surface property | |
JP3572932B2 (en) | Manufacturing method of steel plate without scale flaw |