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Matches 201 - 250 out of 3,605

Document Document Title
WO/2011/069906A3
The invention relates to a method by means of which an easily deformable flat steel product having a carbon content of 0.1-0.4 wt % can be produced in a cost-effective manner. To this end, according to the invention, an annealing treatme...  
WO/2011/070063A1
The invention relates to a device for the autofrettage of workpieces (3), comprising a circumferentially closed housing (2) having an inner face (25) for receiving the workpiece (3), at least one sealing element (4) for closing an openin...  
WO/2011/066126A1
A method for making a metal structure comprising: (i) selectively grit-blasting a part of a major surface of the metal sheet at a temperature lower than the annealing temperature of the metal sheet to impart a stress in the metal sheet; ...  
WO/2011/061001A1
An apparatus for pre-stressing a component, the apparatus comprises means to direct a beam of radiation in a path through a medium adjacent to the component between a pair of electrodes to produce ionisation in the path through the mediu...  
WO/2011/054571A1
The invention relates to a process for producing A steel strip having a cathodic anti-corrosion coating, wherein the steel strip is hot-rolled and then cold-rolled, wherein the steel strip is subjected to electrolytic galvanizing and, fo...  
WO/2011/055848A1
A multiple peening treatment method wherein tip radius of curvature (Ri) of a vibration terminal used for an i-th time and tip radius of curvature (Ri + 1) of a vibration terminal used for an (i + 1)th time satisfy Ri < Ri + 1 ≤ 2Ri, w...  
WO/2011/039419A3
The invention relates to a method for increasing the natural frequency of a steel plate component (2), whereby a displacement of the steel plate component in the plane it forms is at least partly prevented in its at least one specific re...  
WO/2011/039419A2
The invention relates to a method for increasing the natural frequency of a steel plate component (2), whereby a displacement of the steel plate component in the plane it forms is at least partly prevented in its at least one specific re...  
WO/2011/040243A1
Provided is a method for performing shot peening (hereinafter abbreviated as "SP") on a treatment surface of a work piece which is a steel product that was subjected to heat hardening, the aforementioned method being such that it is poss...  
WO/2011/037759A2
A process for reducing flatness deviations in an alloy article is disclosed. An alloy article may be heated to a first temperature at least as great as a martensitic transformation start temperature of the alloy. A mechanical force may b...  
WO/2011/037759A3
A process for reducing flatness deviations in an alloy article is disclosed. An alloy article may be heated to a first temperature at least as great as a martensitic transformation start temperature of the alloy. A mechanical force may b...  
WO/2011/030827A1
Disclosed is a process for producing a carbonitrided member using a base steel material comprising (in mass%) 0.10 to 0.35% of C, 0.15 to 1.0% of Si, 0.30 to 1.0% of Mn, 0.40 to 2.0% of Cr, 0.05% or less of S, and optionally 0.50% or les...  
WO/2011/024792A1
Provided is a method for manufacturing a mechanical part (7) which has a rolling portion (6) on which a rolling element rolls and which is excellent in rolling fatigue life. An annular blank (2) to form the rolling portion (6) is subject...  
WO/2011/010664A1
Disclosed is a method for heat-treating a ring-shaped member, which makes it possible to form a quench-hardened region having a uniform annular shape in the circumferential direction, while the production costs in terms of the quenching ...  
WO/2010/150450A1
Provided is a steel wire containing, by mass, 0.7–1.2% carbon, 0.05–2.0% silicon, and 0.2–2.0% manganese, with the remainder comprising iron and unavoidable impurities. Said steel wire has a pearlite structure, a mean carbon concen...  
WO/2010/146898A1
A spring wire (20) having a hardness of 50 to 56 HRC is subjected to a first shot-peening step (S6) and a second shot-peening step (S7) in a temperature range from 150 to 350°C. At the first shot-peening step (S6), a first shot having a...  
WO/2010/140521A1
Provided is a tyre bead wire which can be produced by using a carbon steel wire rod having a diameter equivalent to that of a general-purpose steel wire rod and a carbon content of 0.61 to 0.65wt% and drawing the carbon steel wire rod in...  
WO/2010/136010A1
The invention relates to a method for surface hardening a component (10), particularly an aircraft construction component, wherein a force is applied to the surface (12) of the component (10), which is made of an intermetallic compound a...  
WO/2010/137607A1
Provided is a carburized component having excellent fatigue strength in the "low-to-mid-cycle regime." Said carburized component comprises a steel having a chemical composition as follows: the base steel contains 0.15–0.25% carbon, 0.0...  
WO/2010/131754A1
Provided is a hollow seamless pipe for high-strength springs. In the hollow seamless pipe, the decarburization in the inner and outer peripheral surfaces is extremely reduced, so that the outer and inner peripheral surface layers can be ...  
WO/2010/127837A3
The invention relates to a heat treatment device (1), optionally with a downstream hot-forming device (15), comprising at least a first heat station (12), a second downstream heat station (12), optionally one or more further downstream h...  
WO/2010/119179A3
The invention relates to a method for preparing a lining element of a grinding mill from a metallic material, in which method a metal preform is hot worked to a working degree of at least 3, and the hot working is carried out in at least...  
WO/2010/103772A1
A process for producing a common rail comprising a common-rail main body and a holder therefor, the main body and the holder containing, as chemical components, 0.01-0.3 mass% carbon, 0.01-0.5 mass% silicon, 0.01-3.0 mass% manganese, 0.0...  
WO/2010/093034A1
Provided is a method for producing a metal tube which has excellent carburization resistance and coking resistance in a carburizing gas atmosphere. The inner surface of a metal tube containing 20 to 55% by mass of Cr and 20 to 70% by ma...  
WO/2010/086146A1
A description is given of a method for joining at least two metal components involving the introduction of thermal energy to form a welded region connecting the two components to each other, in the form of a weld seam and/or a weld spot....  
WO/2010/086330A1
The invention relates to a bore intersection (6) in a high-pressure accumulator body (2) between the latter and a high-pressure channel (4) in a cold-worked structural element (1). The high-pressure channel (4) comprises an outlet openin...  
WO/2010/082597A1
Provided is the outer member of a constant speed universal joint having stabilized quality by minimizing occurrence of cracking at the joint of the constant speed universal joint. The outer member of a constant speed universal joint is e...  
WO/2010/076247A1
The invention relates to a method for producing a sheet steel component having areas of different hardness or ductility, wherein either the sheet steel is cold formed into the component in a tool from a blank and the formed component is ...  
WO/2010/066896A1
The invention relates to a process for producing a component having improved elongation at break properties, in which a component (6) is firstly produced, preferably in a hot forming or press curing process (4), and the component (6) is ...  
WO/2010/061816A1
Provided is a method for manufacturing a blasting material for shot-peening with which a reliably high level of hardness can be achieved while preventing an increase in the material cost. Quenchable steel is used as a material in a blast...  
WO/2010/062425A1
Discloses is an anchor bolt including a stud. The anchor bolt further includes a wedge in operable communication with the stud. The anchor bolt still further includes a heat treated then cold worked sleeve disposed about the stud and in ...  
WO/2010/054648A1
The invention relates to a method for increasing the flexural strength of crankshafts (8) by hardening the transitional radius (17) between a bearing pin (9, 13) and an adjacent web (11, 12), deep rolling the hardened transitional radius...  
WO/2010/049949A1
The invention relates to a method to process Interstitial-free (IF) steels by adapting multi-axial forging (MAF) at room temperature to provide increased strength and ductility by producing ultrafine grain structure within the steel, the...  
WO/2010/051440A1
A stainless steel strip article is disclosed. The article is formed from a corrosion resistant alloy having the following composition in weight percent, C 0.03 max. Mn 1.0 max. Si 0.75 max. P 0.040 max. S 0.020 max. Cr 10.9-11.1 Ni 10.9-...  
WO/2010/036476A1
Determining shot peening intensity by affixing a Almen test strip to a shot peening surface, removing the peened strip from the shot peening surface, measuring an arc height of the shot peened strip, and determining peening intensity of ...  
WO/2010/035538A1
Disclosed is a method for producing a metal member, which comprises a step of pressing a second portion of a metal material without pressing a first portion of the metal material, and a step of pressing the first portion without pressing...  
WO/2010/031222A1
Thermal barrier coatings of superalloy and manufacturing method thereof are provided. Thermal barrier coatings of superalloy are double-layers structure and have no individual middle bonding layer. The middle bonding layer is the surface...  
WO/2010/011791A3
A hot rolled steel sheet having a dual phase microstructure with a martensite phase of less than 35 % by volume and a ferrite phase of more than 50 % by volume and a composition containing by percent weight: 0.01 ≤ C ≤ 0.2; 0.3 ≤ M...  
WO/2010/011791A2
A hot rolled steel sheet having a dual phase microstructure with a martensite phase of less than 35 % by volume and a ferrite phase of more than 50 % by volume and a composition containing by percent weight: 0.01 ≤ C ≤ 0.2; 0.3 ≤ M...  
WO/2010/008732A3
A process and apparatus neutralizes a warp effect resulting from a build up of micro strains caused by machining a part with a long wavelength laser. The part to be machined is pre-stressed in an opposite direction of a warp stress due t...  
WO/2010/008732A9
A process and apparatus neutralizes a warp effect resulting from a build up of micro strains caused by machining a part with a long wavelength laser. The part to be machined is pre-stressed in an opposite direction of a warp stress due t...  
WO/2010/008732A2
A process and apparatus neutralizes a warp effect resulting from a build up of micro strains caused by machining a part with a long wavelength laser. The part to be machined is pre-stressed in an opposite direction of a warp stress due t...  
WO/2009/152808A1
The invention relates to a method for the aftertreatment of a welded connection of a metal construction, especially for buildings, for which internal pressure stresses were introduced into the region of a welded seam or of other notch ar...  
WO/2009/150928A1
Disclosed is a ball (16) for a constant velocity joint, and a method for producing the same. The ball (16) for a constant velocity joint is produced via a quenching step for heating a spherical body consisting of a material correspondin...  
WO/2009/144676A2
The production of metallic parts, namely sheet metal parts, with high mechanical resistance and formability, represents today a big challenge for the automobile, aerospace and foodstuff industries. The present invention relates to a new ...  
WO/2009/144676A3
The production of metallic parts, namely sheet metal parts, with high mechanical resistance and formability, represents today a big challenge for the automobile, aerospace and foodstuff industries. The present invention relates to a new ...  
WO/2009/123543A1
Drill bit (10) for a rock drilling tool (12), which drill bit (10) has a drilling surface (10b) that contacts rock during drilling. A longitudinal cross section (10t) of the drill bit (10) through the drilling surface (10b) exhibits the ...  
WO/2009/115702A3
The invention relates to a hot-rolled plate made of austenitic stainless steel, the chemical composition of which comprises, the contents being expressed by weight: 0.015% ≤ C ≤ 0.030%; 0.5% ≤ Mn ≤ 2%; Si ≤ 2%; 16.5% ≤ Cr ≤...  
WO/2009/115702A2
The invention relates to a hot-rolled plate made of austenitic stainless steel, the chemical composition of which comprises, the contents being expressed by weight: 0.015% ≤ C ≤ 0.030%; 0.5% ≤ Mn ≤ 2%; Si ≤ 2%; 16.5% ≤ Cr ≤...  
WO/2009/109495A1
A steel filament adapted for the reinforcement of elastomer or for thermoplastic products has a carbon content ranging up to 0.20 per cent by weight. The steel filament is provided with a coating promoting the adhesion with elastomer or ...  

Matches 201 - 250 out of 3,605