| Document |
Document Title |
|
WO/2021/220545A1 |
In the present invention, when detecting a state where a belt-shaped body W is conveyed and processed in a furnace 10, a conveyance route R for conveying the belt-shaped body in the furnace is set, a processing condition for conveying th...
|
|
WO/2021/212581A1 |
Disclosed is a method for producing a nickel-based steel from a high phosphorus molten iron, the method comprising using converter smelting, wherein the P content of the molten iron used is 0.130-0.150%; a process involving slag retentio...
|
|
WO/2021/215418A1 |
This method for manufacturing a hot-press-formed article comprises a heating step for heating an Al-plated steel sheet and a forming step for forming a hot-press-formed article using a die mold subsequent to the heating step, in which th...
|
|
WO/2021/209503A1 |
In order to provide a method which is intended for producing a steel strip with a multiphase structure and by which the production of complex geometries with a high energy-absorption capacity and high resistance to edge cracking is made ...
|
|
WO/2021/208543A1 |
Disclosed is a multifunctional quenching device, comprising a water quenching device and an air quenching device, wherein the water quenching device comprises a water tank (3); a supporting frame (4) is provided above the water tank (3);...
|
|
WO/2021/208178A1 |
690 MPa-graded easy-to-weld corrosion-resisting high-strength steel and a manufacturing method therefor. Components (wt%) of the steel are as follows: C: 0.13%-0.23%; Si: 0.10%-0.60%; Mn: 0.80%-1.90%: P: <0.018%; S: <0.008%; Cr: 0-0.50%;...
|
|
WO/2021/206049A1 |
This raceway ring is made from steel. The raceway ring is provided with: an inner circumferential surface; and an outer circumferential surface opposite to the inner circumferential surface in a radial direction of the raceway ring. The ...
|
|
WO/2021/203542A1 |
Disclosed by the present invention is an high-speed bright quenching oil having a stable cooling speed, prepared by mixing the following components in percentage by weight: 78-90% of base oil, 0.5-2% of antioxidant, 0.1-0.5% of auxiliary...
|
|
WO/2021/197542A1 |
The present invention relates to a method for manufacturing a steel vehicle wheel (3), the method comprising the following steps: - providing a first component, which corresponds to a rim (1), and a second component, which corresponds to...
|
|
WO/2021/196820A1 |
Disclosed is a method for manufacturing a low remanence 5Ni steel plate with an excellent surface quality. The process flow thereof comprises: converter smelting -> LF refining -> RH high vacuum degassing -> treatment with Ca -> continuo...
|
|
WO/2021/201159A1 |
Provided is a steel material having exceptional machinability and an exceptional detachment service life in a hydrogen generation environment in a carburized bearing component after a carburization process. A steel material contains, in ...
|
|
WO/2021/200951A1 |
A hot press line (100) is provided with: a heating device (30); a first press device (10) having a first mold (1A, 1B); a second press device having a second mold (2A, 2B); a first transport device (41) for transporting a metal plate (B)...
|
|
WO/2021/197119A1 |
Disclosed are a quenching system and a quenching method. The quenching system comprises: a clamping tool, which is used for clamping a workpiece (4) and can drive the workpiece (4) to move in a space; and a quenching tool, which comprise...
|
|
WO/2021/201157A1 |
The present invention provides a carburized bearing component which has excellent flaking life associated with the structure change in a hydrogen-generating environment. This carburized bearing component has a core part that has a chemic...
|
|
WO/2021/197120A1 |
The present application relate to the technical field of clamping apparatuses. Disclosed in the present application is a clamping fixture. The clamping fixture comprises: a mounting portion; a first clamping portion fixedly mounted on th...
|
|
WO/2021/196821A1 |
Disclosed is a method for preparing a 80-100 mm extra-thick EH36 steel for offshore wind power. The process comprises: conversion -> LF refining -> RH vacuum degassing -> Ca treatment -> continuously casting -> hydrogen diffusion of ingo...
|
|
WO/2021/193632A1 |
This hot-dipped galvanized steel sheet is provided with a steel sheet, a boundary layer that is arranged on the surface of the steel sheet, and a hot dip galvanization layer that is arranged on the surface of the boundary layer. In a sur...
|
|
WO/2021/193618A1 |
This hot stamp molded body has a steel sheet and a zinc-based plating layer that is disposed on the steel sheet. The steel sheet has a predetermined chemical compositional makeup and has an area% of not less than 90% of martensite in a m...
|
|
WO/2021/187484A1 |
Provided are: a steel that is for a die and that enables production of a die being for hot working and having both high hardness and high thermal conductivity; a die for hot working; and a manufacturing method for the same.　The steel f...
|
|
WO/2021/184537A1 |
A local heat treatment method for regulating a residual stress by primary and auxiliary heating. A primary heating belt is applied to a weld seam to regulate the microstructure and hardness of the weld seam, so as to make the structure u...
|
|
WO/2021/187706A1 |
Disclosed are a highly anticorrosive martensitic stainless steel, and a manufacturing method therefor, the steel having uniformly distributed fine chromium carbide so as to have improved corrosion resistance, and being applicable as tabl...
|
|
WO/2021/185853A1 |
The invention relates to a method for producing a screw (10), having the following steps: a. rolling a screw wire made of low-alloy carbon steel to produce a screw (10) having a thread, b. heating the entire screw (10) to an austenitizin...
|
|
WO/2021/187100A1 |
Provided is a raw blank for vacuum carburizing. The raw blank has a chemical composition which contains, in terms of mass%, 0.13-0.28% of C, 0.01-1.20% of Si, 0.10-1.50% of Mn, not more than 0.030% of P, not more than 0.050% of S, 0.30-2...
|
|
WO/2021/180979A1 |
Provided is method of manufacturing a steel article having a microstructure that is principally a mixture of bainite and martensite, and having a tensile strength higher than 780 MPa.
|
|
WO/2021/181866A1 |
Provided is a method for manufacturing a steel component, the method including: a step for preparing a steel plate having a chemical composition in which 0.05-0.40 mass% of C, 0-2.0 mass% of Si, 1.0-3.0 mass% of Mn, 0.010-1.0 mass% of Al...
|
|
WO/2021/180978A1 |
Provided is method of manufacturing a steel article having a microstructure that is principally a mixture of bainite and martensite, and having a tensile strength higher than 780 MPa.
|
|
WO/2021/181570A1 |
A gas soft-nitriding processed article according to an aspect of the present invention comprises a steel core part, a compound layer, and a nitrogen diffusion layer that exists between the steel core part and the compound layer, wherein:...
|
|
WO/2021/183459A1 |
Nickel-based alloys having improved localized corrosion resistance, improved stress-corrosion cracking (SCC) resistance and impact strength are disclosed. The improvements come from the provision of compositions that are resistant to del...
|
|
WO/2021/176768A1 |
Provided is a hot-pressed member excelling in coating film adhesion and post-coating corrosion resistance when electrodeposition coating has been implemented after a zirconium-based chemical conversion treatment. The hot-pressed member a...
|
|
WO/2021/175663A1 |
The invention relates to a method for thermally treating a component (2), having the steps of: a) heating the component (2) in a first continuous furnace (3) that is divided into a first zone (6) and a second zone (7), which adjoins the ...
|
|
WO/2021/175686A1 |
The invention relates to a method for thermally treating a coated component (2), having the steps of: a) thermally treating the component (2) in a first continuous furnace (3) that is divided into a first zone (6) and a second zone (7), ...
|
|
WO/2021/175318A1 |
Disclosed is a three-layer composite structure high-strength steel plate provided with an upper surface layer, a lower surface layer and a central layer located between the upper surface layer and the lower surface layer in a thickness d...
|
|
WO/2021/174929A1 |
Disclosed is a preparation method for a high-carbon wear-resistant steel ball. The preparation method comprises the following steps: (a) pressing and rolling a high-carbon round steel section into a spherical shape to obtain a steel ball...
|
|
WO/2021/173976A1 |
A precipitation hardenable, martensitic stainless steel is disclosed. The alloy has the following broad composition in weight percent. Ni 10.5-12.5 Co 1.0-6.0 Mo 1.0-4.0 Ti 1.5-2.0 Cr 8.5-11.5 Al Up to 0.5 Mn 1.0 max. Si 0.75 max. B 0.01...
|
|
WO/2021/171517A1 |
Provided is a hot-stamped article comprising a steel base material and an Al-Zn-Mg plating layer formed on the surface of the steel base material, wherein: the plating layer has a prescribed chemical composition; the plating layer compri...
|
|
WO/2021/171514A1 |
Provided is a plated steel material comprising a steel base material and an Al-Zn-Mg plating layer formed on the surface of the steel base material, wherein the plating layer has a prescribed chemical composition, and the surface structu...
|
|
WO/2021/171515A1 |
Provided is a hot-stamped article comprising a steel base material and an Al-Zn-Mg plating layer formed on the surface of the steel base material, wherein: the plating layer has a prescribed chemical composition; the plating layer compri...
|
|
WO/2021/169985A1 |
A high-entropy alloy containing boron and rare earth and a magnetic field treatment method therefor. The whole treatment process is divided into two parts, i.e. pulse magnetic field heat treatment and low-temperature static magnetic fiel...
|
|
WO/2021/171519A1 |
Provided is a hot-stamped article comprising a steel base material and an Al-Zn-Mg plating layer formed on the surface of the steel base material, wherein: the plating layer has a prescribed chemical composition; the plating layer compri...
|
|
WO/2021/172177A1 |
Provided is a crankshaft that has excellent seizing resistance. This crankshaft includes journal parts 11 and pin parts 12 and has on a surface thereof a compound layer containing iron and nitrogen. In the compound layer, in each of the ...
|
|
WO/2021/172379A1 |
[Problem] To solve a problem related to the bending of a steel sheet caused by a difference in a temperature increase rate between a layered part and a sheet part. [Solution] The present manufacturing method comprises: a step for heating...
|
|
WO/2021/170156A1 |
The invention relates to a method and a device for strengthening the surface of workpieces, in particular of metal ones, by mechanical effects accompanying the impact of small projectiles or by mechanical effects accompanied by the impac...
|
|
WO/2021/171494A1 |
Provided is a steel material having an excellent limit processing rate and excellent chip treatability. A steel material according to the present embodiment has a chemical composition containing, in terms of mass%, 0.11-0.15% of C, 0.17-...
|
|
WO/2021/172389A1 |
A member 10 for heat treatment constituting a structure 60 for heat treatment, said structure being repeatedly brought into a heat treatment furnace, while having a component to be heat treated mounted or hung thereon. This member 10 for...
|
|
WO/2021/165532A1 |
The invention provides a method for inductive surface hardening of a surface (2a) running around an annular component made from a hardenable steel, which method achieves even and uninterrupted hardening. To do this, a) a starting zone is...
|
|
WO/2021/160655A1 |
The invention relates to a method for the induction surface hardening of a surface (2) running around an annular component (3) and having a starting zone (A), an end zone (E) and two intermediate zones (Z1, Z2) extending between the star...
|
|
WO/2021/162084A1 |
This hot stamp molded article comprises a steel plate. All or part of the steel plate has a predetermined chemical composition, the metal structure in a 1/4 depth position of the plate thickness of the steel plate from the surface thereo...
|
|
WO/2021/157869A1 |
A method for manufacturing a tubular shaft for a drive shaft having a ball spline structure for plunging comprises the steps of: spheroidizing annealing a tube member; forming a film on the surface of the tube member; forming ball groove...
|
|
WO/2021/157868A1 |
According to a heat treatment method for a tubular shaft for a drive shaft having a ball spline structure for plunging and having an undercut area having a reduced diameter, same is treated by carburizing-austempering so that the undercu...
|
|
WO/2021/158604A1 |
A master inductor circuit is connected to an alternating current power source and a passive inductor circuit are assembled as a separable split inductor assembly to form at least one pair of a master heating inductor and a passive heatin...
|
