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Matches 1 - 50 out of 60,996

Document Document Title
WO/2018/006844A1
A high strength, high toughness, heat-cracking resistant bainite steel wheel for rail transportation and manufacturing method thereof, comprising the following components: 0.10-0.40% of carbon, 1.00-2.00% of silicon, 1.00-2.50% of mangan...  
WO/2018/006484A1
A manufacturing technique for a metal base of a crude oil casing pipe for addressing an issue in which an alloy of the prior art cannot meet both cost and strength requirements at the same time. The technique comprises: step 1: melting a...  
WO/2018/008658A1
Provided are: a ferritic stainless steel which has both creep resistance and electrical conductivity in an oxide coating film in a high-temperature and oxidizing environment for a long period of time without the need to add a rare-earth ...  
WO/2018/008194A1
An electroseamed steel pipe for line pipe wherein: the chemical composition of the base metal section comprises, in mass%, C: 0.030% to less than 0.080%, Mn: 0.30-1.00%, Ti: 0.005-0.050%, Nb: 0.010-0.100%, N: 0.001-0.020%, Si: 0.010-0.45...  
WO/2018/003277A1
Provided is a treatment furnace, wherein a seal section 31 restricts the movement of ambient gas passing through a communication section between a low-pressure treatment section and a high-pressure treatment section. The seal section 31 ...  
WO/2018/003143A1
Provided are a ferritic stainless steel sheet with good surface quality and for which discoloration due to heating can be prevented, and a manufacturing method therefor. The present invention is a ferritic stainless steel sheet that is t...  
WO/2018/003521A1
The purpose of the present invention is to provide a ferritic stainless steel sheet with excellent weld shape and excellent corrosion resistance of dissimilar metal welds with austenitic stainless steel. Provided is a ferritic stainless ...  
WO/2018/002165A1
The invention relates to a machining cutting tool (10) and a method for the production thereof, wherein a base body (12), preferably made of a tool steel, and which can be accommodated in a machine tool, is brought into a final shape via...  
WO/2018/002426A1
The invention relates to a martensitic stainless steel and its manufacturing method having high strength and enhanced tensile ductility. The steel consists of in weight % equal or less than 0.05 % C, equal or less than 1.0 % Si, 2.0 – ...  
WO/2018/003740A1
A friction stir welding method is a method for friction stir spot welding of a plurality of steel plate materials and is provided with a friction stir step for applying pressure while rotating a tool on a spot weld part of steel plate ma...  
WO/2018/004312A1
A bearing steel according to an embodiment of the present invention contains 0.51 to 0.56wt% of carbon (C), 0.30 to 0.55wt% of silicon (Si), 0.60 to 0.90wt% of manganese (Mn), 0.025wt% or less of phosphorus (P) (excluding 0wt%), 0.008wt%...  
WO/2018/003407A1
Provided are: a high strength galvannealed steel sheet having an Mn-containing TRIP steel sheet as the base metal and having excellent workability and hole expandability; and a manufacturing method therefor. A method for producing a high...  
WO/2017/222122A1
According to an embodiment, a manufacturing method for a reinforcing bar comprises the steps of: reheating a billet having a predetermined alloy composition at a temperature of 1100°C to 1200°C; hot rolling the reheated billet at a fin...  
WO/2017/220757A1
The present invention relates to a method for forming a hollow 26 of a ferritic FeCrAI alloy into a tube 2. While tubes made of powder metallurgical, dispersion hardened, ferritic FeCrAI alloys are commercially available, hollows made of...  
WO/2017/221963A1
The present invention provides a method for manufacturing bearing parts, which is able to inductively heat multiple molded bodies in succession and to apply heat uniformly across an entire region to be heated. This method comprises steps...  
WO/2017/221635A1
When induction-heating a rod-shape workpiece W having an outer peripheral surface with a circular cross-section to a hardening temperature during conveyance at a prescribed speed along the axial direction of said workpiece, the rod-shape...  
WO/2017/219940A1
A 980 MPa-grade hot-rolled dual-phase steel and a manufacturing method therefor. The chemical components of the steel comprise, in percentage by weight, 0.10%-0.20% of C, 0.8%-2.0% of Si, 1.0%-2.0% of Mn, 0-0.02% of P, 0-0.005% of S, 0-0...  
WO/2017/220398A1
The invention relates to a vehicle wheel comprising a rim to receive a tire and a wheel disc attached to the rim, which wheel disc has an attachment region for releasable attachment to a wheel mounting. The aim of providing a vehicle whe...  
WO/2017/221789A1
This induction heating apparatus 1 is provided with: a transfer device 10 for transferring a rotatable workpiece W along a linear guide transfer path P; and a heating coil 2 for inductively heating the workpiece W being transferred along...  
WO/2017/221636A1
This heat treatment equipment 1 is provided with a conveyance device 10 which conveys a rod-shape workpiece W at a prescribed speed along the axial direction of said workpiece, and a heating device 2 which comprises a heating coil 3 that...  
WO/2017/221671A1
The purpose of the present invention is to prevent a member to be cooled from being non-uniformly cooled during the cooling of the member by spraying a spray fluid and reduce occurrences of deformation, poor modification and the like. Th...  
WO/2017/216500A1
The present invention relates to a case-hardenable and/or nitridable steel composition comprising, in percentages by weight of the total composition: carbon: 0.05-0.40, preferably 0.10-0.30; chromium: 2.50-5.00, preferably 3.00-4.50; mol...  
WO/2017/212770A1
A wire rod 1 for a canted coil spring is provided with a core wire 10 made of steel with a pearlite structure and a plated layer 20 covering the surface 11 of the core wire 10 and made of copper or a copper alloy. The steel configuring t...  
WO/2017/211901A1
The invention relates to a temperature-control device (100) for the temperature control of a component (150), in particular a wheel rim. The temperature-control device (100) has a housing (101), in which an at least partially closed temp...  
WO/2017/212885A1
A high strength cold-rolled steel sheet, wherein: the component composition comprises, in mass%, C: 0.05-0.25%, Si: greater than 0% to at most 3.0%, Mn: 5.0-9.0%, P: greater than 0% to at most 0.100%, S: greater than 0% to at most 0.010%...  
WO/2017/213781A1
Improved steel compositions and methods of making the same are provided. More particularly, the present disclosure provides high manganese (Mn) steel having enhanced strength and/or performance at cryogenic temperatures, and methods for ...  
WO/2017/212905A1
The present invention is provided with a prescribed component composition. Furthermore, fine precipitates including Cr and Ti are formed on the surface of the steel sheet. The average value of the circle-equivalent diameters of the fine ...  
WO/2017/212906A1
The present invention is provided with a prescribed component composition. Furthermore, fine precipitates including Cr are formed on the surface of the steel sheet. The average value of the circle-equivalent diameters of the fine precipi...  
WO/2017/208759A1
Disclosed is a high-strength steel sheet comprising 0.15-0.35 mass% C, 0.5-3.0 mass% in total of Si and Al, 1.0-4.0 mass% Mn, 0.05 mass% or less of P, and 0.01 mass% or less of S, with the remainder comprising Fe and inevitable impuritie...  
WO/2017/206441A1
A process for the heat treatment of a Grade R6 mooring chain, comprising the following steps: A) bringing a mooring chain into a quenching furnace barrel followed by preheating; B) bringing the mooring chain into a rapid heating region; ...  
WO/2017/209142A1
Provided are a metastable austenitic stainless steel band or sheet with both high strength and high ductility, and a manufacturing method therefor. A metastable austenitic stainless steel band or sheet: contains, in mass%, C; 0.05-0.15%,...  
WO/2017/207660A1
The invention relates to a method for producing an elongate hollow body consisting of steel and having a polygonal cross-section, comprising the following steps: producing an intermediate hollow body having a round cross-sectionfrom a fl...  
WO/2017/208946A1
Provided is a duplex stainless steel with excellent cryogenic toughness. For the duplex stainless steel: the chemical composition contains, in mass%, C: 0.03% or less, Si: 0.1-0.8%, Mn: 2.3% or less, P: 0.040% or less, S; 0.010% or less,...  
WO/2017/208762A1
Disclosed is a high-strength steel sheet comprising 0.15-0.35 mass% C, 0.5-3.0 mass% in total of Si and Al, 1.0-4.0 mass% Mn, 0.05 mass% or less of P, and 0.01 mass% or less of S, with the remainder comprising Fe and inevitable impuritie...  
WO/2017/208763A1
Disclosed is a high-strength steel sheet comprising 0.15-0.35 mass% C, 0.5-3.0 mass% in total of Si and Al, 1.0-4.0 mass% Mn, 0.05 mass% or less of P, and 0.01 mass% or less of S, with the remainder comprising Fe and inevitable impuritie...  
WO/2017/207302A1
A waterwall panel welding apparatus (10) is provided. The apparatus includes an inlet assembly (12), a welding assembly (14), an outlet assembly (16), and a heating system (18, 20). The inlet assembly (12) is for receiving a plurality of...  
WO/2017/209459A1
Disclosed are a welding joint having excellent fatigue characteristics and a method for manufacturing the same. A welding joint having excellent fatigue characteristics according to an embodiment of the present invention comprises: a wel...  
WO/2017/208671A1
This ferritic stainless steel sheet has a component composition that contains, in mass%, 0.025% or less of C, 0.01-2.0% of Si, 0.01-1.0% of Mn, 0.050% or less of P, 0.010% or less of S, 10.5-20.0% of Cr, 0.01-0.50% of Al, 0.01-0.60% of N...  
WO/2017/205882A1
The invention relates to a high-temperature insulating system (1) for thermally insulating a process chamber (2) of a high-temperature oven (3), which high-temperature insulating system has at least two insulation layers (4, 5) arranged ...  
WO/2017/203994A1
The purpose of the present invention is to provide a coated steel sheet with extremely high tensile strength and excellent delayed fracture resistance and suppression of cracking during resistance welding. Provided is a coated steel shee...  
WO/2017/203695A1
Provided is a stainless steel sheet for springs, which has a chemical composition containing, in mass%, 0.1-0.4% of C, 2.0% or less of Si, 0.1-6.0% of Mn, 10.0-28.0% of Cr, and 0.17% or less of N, the remaining portion being Fe and impur...  
WO/2017/203313A1
The present invention relates to a method for producing a recovered steel sheet having an austenitic matrix having expected mechanical properties.  
WO/2017/203309A1
The present invention relates to a TWIP steel sheet having an austenitic matrix and a method for the manufacture of this TWIP steel.  
WO/2017/203310A1
The present invention relates to a method for producing a TWIP steel sheet having a high strength, an excellent formability and elongation.  
WO/2017/203804A1
An inner-flanged bushing (60) is a bushing for a hydraulic breaker, is formed in a cylindrical shape having an inner flange (61), and is made of a steel comprising 0.55-0.70 mass% of carbon, 0.15-0.35 mass% of silicon, 0.4-0.9 mass% of m...  
WO/2017/203348A1
The present invention relates to a cold-rolled and recovered TWIP steel sheet having an austenitic matrix and a method for the manufacture of this TWIP steel.  
WO/2017/203914A1
This race production method comprises a step for obtaining a race by heating a steel (2) to a temperature equal to or higher than the A1 transition temperature at a forming table (3), and punching a portion of the steel (2) in a ring sha...  
WO/2017/203915A1
A heat treatment method for a ring-shaped member is provided with: a step for forming a circular heated region, which is heated to a temperature of at least the A1 temperature, on a ring-shaped steel molding (10) by relatively circling a...  
WO/2017/203343A1
The present invention relates to a method for producing a TWIP steel sheet having a high strength, an excellent formability and elongation.  
WO/2017/203350A1
The present invention relates to a method for producing a recovered steel sheet having an austenitic matrix having expected mechanical properties.  

Matches 1 - 50 out of 60,996