GB1135732A

GB1135732A – A method for hot rolling of metal sections having different thicknesses
– Google Patents

GB1135732A – A method for hot rolling of metal sections having different thicknesses
– Google Patents
A method for hot rolling of metal sections having different thicknesses

Info

Publication number
GB1135732A

GB1135732A
GB247066A
GB247066A
GB1135732A
GB 1135732 A
GB1135732 A
GB 1135732A
GB 247066 A
GB247066 A
GB 247066A
GB 247066 A
GB247066 A
GB 247066A
GB 1135732 A
GB1135732 A
GB 1135732A
Authority
GB
United Kingdom
Prior art keywords
section
thicker
mill
steel
rolling
Prior art date
1965-01-27
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Expired

Application number
GB247066A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Yawata Iron and Steel Co Ltd

Original Assignee
Yawata Iron and Steel Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
1965-01-27
Filing date
1966-01-19
Publication date
1968-12-04

1966-01-19
Application filed by Yawata Iron and Steel Co Ltd
filed
Critical
Yawata Iron and Steel Co Ltd

1968-12-04
Publication of GB1135732A
publication
Critical
patent/GB1135732A/en

Status
Expired
legal-status
Critical
Current

Links

Espacenet

Global Dossier

Discuss

Classifications

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

B21B1/08—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 structural sections, i.e. work of special cross-section, e.g. angle steel

B21B1/088—H- or I-sections

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

B21B45/0215—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes

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

B21B1/08—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 structural sections, i.e. work of special cross-section, e.g. angle steel

Abstract

1,135,732. Rolling. YAWATA IRON & STEEL CO. Ltd. 19 Jan., 1966 [27 Jan., 1965], No. 2470/66. Heading B3M. In a method of hot-rolling sections, such as H, T, or channel-section steel, the thicker elements of the section are cooled to decrease the temperature difference between the thicker and thinner elements. The cooling apparatus is preferably provided between the intermediate rolling mill and the finishing mill, but may be before the intermediate mill, and comprises (Fig. 3) a number of manually rotatable pipes 5 from which water is jetted on to the thicker flanges 31 of an H-section whilst the material is stationary. In a modification (Figs. 5 and 6, not shown) for cooling the metal whilst it is moving, the jets of water are larger. In a specific example the temperature of the intermediate rolling mill is 1050‹ C., that of the finishing mill 900‹ C. and the difference in temperature between the thicker flanges and the thinner web of a steel H-section was reduced to 100‹ C.

GB247066A
1965-01-27
1966-01-19
A method for hot rolling of metal sections having different thicknesses

Expired

GB1135732A
(en)

Applications Claiming Priority (1)

Application Number
Priority Date
Filing Date
Title

JP434365

1965-01-27

Publications (1)

Publication Number
Publication Date

GB1135732A
true

GB1135732A
(en)

1968-12-04

Family
ID=11581772
Family Applications (1)

Application Number
Title
Priority Date
Filing Date

GB247066A
Expired

GB1135732A
(en)

1965-01-27
1966-01-19
A method for hot rolling of metal sections having different thicknesses

Country Status (3)

Country
Link

DE
(1)

DE1527762A1
(en)

GB
(1)

GB1135732A
(en)

LU
(1)

LU50313A1
(en)

Cited By (1)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

EP2338008B1
(en)

*

2008-10-08
2015-08-05
Guardian Industries Corp.
Solar collector system and method of making the same

Families Citing this family (2)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

US5259229A
(en)

*

1990-06-21
1993-11-09
Nippon Steel Corporation
Apparatus for cooling thin-webbed H-beam steel

EP0462783B1
(en)

*

1990-06-21
1995-09-27
Nippon Steel Corporation
Process and apparatus for producing thin-webbed H-beam steel

1966

1966-01-19
GB
GB247066A
patent/GB1135732A/en
not_active
Expired

1966-01-20
DE
DE19661527762
patent/DE1527762A1/en
active
Pending

1966-01-24
LU
LU50313A
patent/LU50313A1/xx
unknown

Cited By (1)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

EP2338008B1
(en)

*

2008-10-08
2015-08-05
Guardian Industries Corp.
Solar collector system and method of making the same

Also Published As

Publication number
Publication date

LU50313A1
(en)

1966-03-24

DE1527762A1
(en)

1970-03-19

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