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Matches 201 - 250 out of 3,558

Document Document Title
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 ...  
WO/2009/104805A1
A steel product which has a composition so adjusted as to contain by mass C: 0.35 to 0.46%, Si: 0.16 to 0.35%, Mn: more than 1.0 to 2.0%, P: 0.025% or less, S: more than 0.015 to 0.04%, Cu: 0.21 to 0.35%, Al: more than 0.03 to 0.1%, Cr: ...  
WO/2009/095264A1
This invention relates to a method for the manufacture of a TWIP-steel strip, whereby molten steel is cast in a continuous casting machine with one or more strands to form a slab having a thickness of at least 30 mm and at most 120 mm an...  
WO/2009/081013A1
The invention relates to a method for the surface treatment of at least one portion of a component made of a zirconium or hafnium alloy, characterised in that it comprises at least one step of nanostructuring a surface layer of the alloy...  
WO/2009/069554A1
This aims to provide a gear, which is enhanced not only in an abrasion-resistance and a scoring-resistance but also in the fatigue strengths of a pitching and a tooth lack without increasing any working step. A tooth surface (2) is smoot...  
WO/2009/064013A1
The invention provides a common rail which can be produced by using an inexpensive steel product and has excellent fatigue strength and a process for the production of the common rail. The process comprises using as the material a high-s...  
WO/2009/050553A1
A formed article (10) for a vehicle body structural member includes: a first gradually varying portion (13) that is curved around an axis extending in a width direction of a top wall portion (11)and the width of the top wall portion (11)...  
WO/2009/047183A1
The present invention relates to a method for the production of a steel component provided with a metallic coating which protects against corrosion, having the following work steps: coating a sheet steel product produced from low-alloy h...  
WO/2009/024406A1
The present application describes a peening device useful for peening regions of annular welds (6) inside submarine pipes, comprising at least one peening tool (5), said device comprising at least one hammer actuated so as undergo recipr...  
WO/2009/020954A1
A laser shock peening process for producing one or more compressive residual stress regions in a medical device is disclosed. A high-energy laser apparatus can be utilized to direct an intense laser beam through a confining medium and on...  
WO/2009/018803A1
The invention relates to a method for joining two components (10, 12) made of a metal material, which are connected on two mutually associated joining surfaces (14, 16) by means of a joined connection, wherein at least one of the compone...  

Matches 201 - 250 out of 3,558