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Matches 601 - 650 out of 3,952

Document Document Title
JP4313276B2  
JP4312670B2  
JP2009166116A
To provide a new steel conditioning facility and a steel conditioning method capable of improving a conditioning performance of a steel member.The steel conditioning method includes the steps of sequentially charging a steel member in a ...  
JP4293476B2  
JP2009142899A
To provide equipment for and a method of hot-rolling a continued steel strip, wherein a joined point can be detected with high accuracy without providing special sensors.A joining machine 10 for joining the rear end part of a preceding m...  
JP4288552B2  
JP4286936B2
The high speed cutting device has a chisel blade (11) attached to a rotating drum (6) in a radial guide (9). The drum can be adjusted with a positioning device (36) to match the speed of the rate of feed and is working in combination wit...  
JP4277923B2  
JP4269394B2  
JP4263098B2
A tungsten wire containing 1 to 10% by mass of rhenium has a point which indicates a 2% elongation within a quadrangle formed by joining points with straight lines, where the values of x and y are point (20, 75), point (20, 87), point (9...  
JP4262079B2  
JP4264284B2  
JP4248670B2  
JP4242468B2
Successive axially spaced sections of a tubular blank (22) are pressed against different axially spaced sections (18,19) and (20,21) of a mandrel (14), which is shifted axially between pressing steps, to produce a tube of uniform externa...  
JP4240643B2  
JP4236518B2  
JP4232526B2  
JP4230651B2
An upper shearing blade 3 equipped with a protrusion 30 of a triangle-columnar shape and a lower shearing blade 4 equipped with a protrusion 40 of the same shape are applied onto the overlapped portion of metal plates 1 and 2 to be bonde...  
JP4217333B2  
JP2009012040A
To provide a method and manufacturing equipment with which the shear cracks are prevented, and which are suitable for the thick steel plate having thickness of 4 mm to 40 mm and having TS (tensile strength) of 490 MPa.In this method for ...  
JP4211113B2  
JP2008304286A
To provide a method for measuring a long bar with high accuracy and in a short period of time, and a method for efficiently cutting it to the length of a regular size by using this measuring method.As a billet 28 is being conveyed on a c...  
JP4199554B2  
JP4186131B2
In a steel pickling process, especially for stainless steel strip, employing an aqueous hydrochloric acid pickling solution, the Fe(III) ion concentration is maintained at 1-300 g/l, for constant pickling capacity of the solution of pH l...  
JP2008272792A
To provide an apparatus for inspecting the welded portion of a steel strip, which apparatus can precisely inspect the butt welded portion of the steel strip.In the apparatus for inspecting the welded portion of the steel strip, the butt ...  
JP4180230B2  
JP4172084B2  
JP4172083B2  
JP4167976B2
The invention relates to a method and device for measuring and influencing the strip flatness in the coiler shaft of a hot-strip mill, whereby the coiler shaft has, between a driver and a coiler, moving and stationary strip guides as wel...  
JP4165724B2  
JP4165723B2  
JP2008238235A
To perform the consistent operation of a hot rolling line 100 by solving a problem that a material 8 to be rolled cannot be moved in the conveying direction A because a hold roll 98 is non-rotatable while the material 8 is restricted whe...  
JP4162331B2  
JP4160794B2
A steel plate splicing facility includes a steel plate heating apparatus for heating a preceding material and a following material, and a shear-joining apparatus for joining the preceding material and the following material. The precedin...  
JP2008221315A
To surely prevent the passing trouble due to a two crop shear bite by surely detecting the two crop shear bite at a rolling mill in a hot rolling line.When the load or height of a pinch roll 5 disposed between a finishing mill and a crop...  
JP4147566B2  
JP4149361B2  
JP4143343B2  
JP4140299B2  
JP4139495B2  
JP4132312B2  
JP4134115B2
A billet (10) is initially rolled into a process section (30) having at least first and second segments (32,34) joined by an intermediate web (36), with the cross-sectional area of the second segment (34) being larger than that of the fi...  
JP2008173645A
To provide an apparatus and a method for preventing the downward warping of a metallic plate in rolling, by which apparatus and method, the downward warping of the leading end of the metallic plate can be effectively prevented.A guide me...  
JP2008171169A
To provide a product combination calculation method and apparatus that can automate quick product combination calculations for determining a required quantity and cutting methods of slabs (raw material) from specified lengths and specifi...  
JP4123582B2  
JP4123556B2  
JP4123557B2  
JP4121046B2  
JP4105550B2
The aim of the invention is to develop a hot rolling unit, comprising at least one continuous casting unit (1) with a post-arranged furnace (4), followed by a roughing stand (5) and, over a strip edge guide, a soaking furnace (15) and fi...  
JP4106717B2  

Matches 601 - 650 out of 3,952