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Matches 851 - 900 out of 8,450

Document Document Title
JP2018158356A
To provide a molding roll excellent in agglutination resistance, abrasion resistance, peeling resistance and friction coefficient of a roll surface.A metal tube molding roll 21 contains a base material having a steel composition such as ...  
JP2018159126A
To provide a titanium tube molding roll excellent in abrasion resistance, wear resistance, peeling resistance and friction coefficient of roll surface.The titanium tube molding roll includes: a base material having a steel composition co...  
JP2018153855A
To stably manufacture an H-type steel product of specially high web center positional precision which avoids a collapse of the attitude of the rolling workpiece upstream of the center axis of a barrel width variable horizontal roll, and ...  
JP6394408B2  
JP6396077B2
A lamination cylinder comprising a surface structure (S) on which a plurality of craters (K,Z) is defined, having a different geometry and with a random distribution, some of said craters (K,Z) are partially superimposed with respect to ...  
JP6391043B2  
JP6391042B2  
JP2018526222A
The present invention has a core portion made of a metal material and a wear-resistant layer adhered on the outer peripheral surface of the core portion, and is a simple component suitable for use in an environment with a high load and a...  
JP6358044B2  
JP6354072B2  
JP6355828B2
A rolling mill with oil-cooled top and bottom work rolls at the entry side and a water spray header at the exit side of the bottom work roll. Water cooling is used below the pass line, reducing the heat in the mill substantially without ...  
JP6354504B2  
JP6350274B2  
JP6337828B2  
JP6338241B2  
JP6331128B2  
JP6330763B2  
JP6331129B2  
JP6321185B2
During the rolling of a metallic flat rolling stock (1) in a roll stand (2), lubricating oil (5) is sprayed onto the rolling stock (1) and/or at least one roll (3,4) of the roll stand (2) by multiple spray nozzles (7) arranged beside one...  
JP6322465B2  
JP6314912B2  
JP6313844B1
To provide an outer layer having excellent wear resistance, rough skin resistance, crack resistance and accident resistance by suppressing segregation of MC-type carbides and adjusting the amount of graphite crystallized. Provide a compo...  
JP6304466B1
Provided are a roll outer layer material having significantly improved wear resistance and a composite roll for rolling. With an inclined composition in which the W content decreases from the outer peripheral side to the inner peripheral...  
JP6292362B1
It is an object of the present invention to provide a roll outer layer material for hot rolling and a composite roll for hot rolling, which secures wear resistance, reduces pit-like flaws on the roll surface, and has excellent rough skin...  
JP6290135B2  
JP6286001B2  
JP6281385B2
To provide a seamless outer layer made of cemented carbide for use in a long mill roll, and a method for inexpensively producing the outer layer.There is provided the method for producing an outer layer made of cemented carbide for a mil...  
JP6277566B1
[Subject] It can do small at board thickness deviation of direction of the board width request-within the limits about the rolled material which has a part to which board thickness decreases gradually only in one direction end of the boa...  
JP6277040B2  
JP2017538570A
An oil filter is located in the tank (2) with an inlet for the oil to be filtered and a cover (3), and from the tank (2) by a removable, upper opening of the cover inside the tank. At least one plate element (4, 5, 6) that can be removed...  
JP6249007B2  
JP6241582B1
A cold rolling method for manufacturing a steel plate excellent in board thickness accuracy by high efficiency is provided. Roll byte introduction oil film thickness h in the last stand calculated by following the (1) formula by a tandem...  
JP6229677B2  
JP6225425B2  
JP6225516B2  
JP6217871B2  
JP6219608B2  
JP6206480B2  
JP2017164769A
To provide a pressure roll capable of preventing the slip of the ring on the outer peripheral side where a rolling part is formed and that of the ring on the inner peripheral side even when an excessive rolling load is applied, and perfo...  
JP6199073B2
To provide a method for producing a magnesium alloy having excellent strength and ductility even if being added with Ca.One embodiment of this invention is a method for producing a magnesium alloy having a process of rolling a magnesium ...  
JP6194874B2  
JP6191913B2  
JP6184128B2  
JP2017131964A
To provide a new lubrication system that enables lubricative performance to be enhanced in order to achieve high rolling speed expected in tandem emulsion rolling for a stainless steel plate.In cold rolling and a control system for the s...  
JP6157608B2
The device e.g. lower spray device (11), has elongated shaped fixed spray tables (11A, 11A, 12A, 12A) configured to be rigidly connected to a set of mounting plates (7) in a row of bearing rolls (6, 6) of a roll stand. The table includes...  
JP6158463B1
Quality of a ring rolling object which controls efficiently temperature distribution of a ring material in ring rolling in the suitable temperature range, and is produced as a result using this ring rolling is raised efficiently. The pre...  
JP2017517399A
The composite roll (20) is a sintered inner core (22) made of a first cemented carbide and at least one sintered outer sleeve (24) made of a second cemented carbide arranged around the inner core. And include. Each of the outer sleeve an...  
JP2017517401A
An apparatus and method for rolling a sheet having a reduced yield strength at a high temperature using a texture roll. Texture rolling is used to repair defects at various stages of rolling, facilitating subsequent rolling stages. [Sele...  
JP6154945B1
[Subject] A method that a rolled bar affair (especially taper shape of a middle roll) in which good rolling shape is acquired about two or more kinds of rolling material used as a candidate for rolling can be determined is provided. [Mea...  
JP6151936B2  

Matches 851 - 900 out of 8,450