WO2012062281A1 - Utilisation d'une pièce en acier résistant à l'usure, notamment en tant que charrue d'un engin - Google Patents

Utilisation d'une pièce en acier résistant à l'usure, notamment en tant que charrue d'un engin Download PDF

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Publication number
WO2012062281A1
WO2012062281A1 PCT/DE2011/001948 DE2011001948W WO2012062281A1 WO 2012062281 A1 WO2012062281 A1 WO 2012062281A1 DE 2011001948 W DE2011001948 W DE 2011001948W WO 2012062281 A1 WO2012062281 A1 WO 2012062281A1
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WO
WIPO (PCT)
Prior art keywords
max
steel component
wear
hot
press
Prior art date
Application number
PCT/DE2011/001948
Other languages
German (de)
English (en)
Inventor
Wilfried Rosteck
Oswald Gerl
Markus Müller
Original Assignee
Benteler Defense Gmbh & Co. Kg
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Benteler Defense Gmbh & Co. Kg filed Critical Benteler Defense Gmbh & Co. Kg
Priority to US14/000,061 priority Critical patent/US20140127074A1/en
Priority to EP11818988.5A priority patent/EP2646626A1/fr
Publication of WO2012062281A1 publication Critical patent/WO2012062281A1/fr

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/62—Quenching devices
    • C21D1/673—Quenching devices for die quenching
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C21D7/13—Modifying the physical properties of iron or steel by deformation by hot working
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/008—Ferrous alloys, e.g. steel alloys containing tin
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/52—Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/36—Component parts
    • E02F3/40—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/76—Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling scarifying devices
    • E02F3/80—Component parts
    • E02F3/815—Blades; Levelling or scarifying tools
    • E02F3/8152—Attachments therefor, e.g. wear resisting parts, cutting edges
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F5/00—Dredgers or soil-shifting machines for special purposes
    • E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
    • E02F5/10—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with arrangements for reinforcing trenches or ditches; with arrangements for making or assembling conduits or for laying conduits or cables
    • E02F5/102—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with arrangements for reinforcing trenches or ditches; with arrangements for making or assembling conduits or for laying conduits or cables operatively associated with mole-ploughs, coulters
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/28—Small metalwork for digging elements, e.g. teeth scraper bits
    • E02F9/2808—Teeth
    • E02F9/285—Teeth characterised by the material used
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/006—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to produce indicia, symbols, texts or the like
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/18—Edge-illuminated signs
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/22—Illumination; Arrangements for improving the visibility of characters on dials

Definitions

  • the present invention relates to the use of a wear-resistant steel component.
  • wear-resistant steels are available on the market in the prior art.
  • the wear-resistant steels are used in machines wherever high abrasive wear is to be expected.
  • This high abrasive wear finds its origin mainly in the types of wear shock load and fretting.
  • surface segments are continuously removed from the steels, so that it comes to such a wear that these machine components must be replaced as soon as they have fallen below a critical level of wear.
  • Object of the present invention is therefore to show a way to extend machines and components of machines that are exposed to high abrasive wear in their life and to operate more cost-effectively.
  • a hot-formed and press-hardened, wear-resistant steel component having a hardness of between 500 and 700 hardness Brinell (HB), as a steel component in construction machines is particularly preferably used as an excavator bucket, concrete mixer bucket, auger bucket or transport bucket for conveyors. Supplementary use in construction machines, which are exposed to high abrasive wear, are also part of the use of the invention.
  • the use according to the invention further provides for the use of a hot-formed and press-hardened, wear-resistant steel component having a hardness of between 500 and 700 HB as a steel component in agricultural machines. Particularly preferred here is a wear-resistant steel component, the use of a plow or a cutting device of harvesters.
  • the wear-resistant steel component as Schar, Scharspitze or Scharmesser, Scharblatt, baffle, Scharfuß, holder for share point, chisel, rake crusher, plow or plant, plant wedge, system saver, sole block or Sole log, Sech, mouldboard or Mollblech or coating rail, mouldboard edge or Mollblechkante, insert plate, strip or strip body or scraper or comes to a cutting device of a harvester as a knife or blade used.
  • the steel component is used in mining machines, preferably in conveying elements, crushing elements or sorting systems.
  • the wear-resistant steel component becomes utility, transportation, clearing or maintenance machinery, preferably in snow removal machines or as a coulter and / or scraper bar in a snowplough or in a snowthrower.
  • the wear resistant steel component is used in home, garden, do-it-yourself or craft machinery exposed to high abrasive wear.
  • the wear-resistant steel component may be formed in particular as a sliding plate or used as such.
  • the wear-resistant steel component can furthermore be designed in particular as an ear lifter or used as such.
  • the wear-resistant steel component Even has a hardness greater than or equal to 700 HB.
  • the excavator bucket according to the invention in its entirety consists of wear-resistant steel, without weaknesses are produced by joining seams or the like or weak points are compensated by the aftertreatment such that excavator buckets used in the invention have a high durability and resistance to abrasive wear.
  • a significant advantage of the use according to the invention is that the manufacturing costs and also the operating costs of the hot-formed and press-hardened, wear-resistant steel components decrease dramatically, since replacement intervals are increased and longevity is increased. With the use according to the invention it is possible to use components with complex component geometries.
  • the use according to the invention is further distinguished by the fact that the steel components are at least partially aftertreated, for example by a partial heat treatment.
  • the heat treatment By the heat treatment, the possibility is given to post-process the wear-resistant steel component used in accordance with the invention in further steps, without significant limitations of the wear-resistant hardness occurring.
  • the heat treatment can be carried out in several stages or steps. A particularly preferred heat treatment is carried out, for example, by heating the steel component to a heating temperature in a range between 500 and 900 degrees, holding the heating temperature for a holding time and then cooling it from the heating temperature in at least one phase.
  • An advantage of the aftertreatment according to the invention is that it is possible to produce material properties in a targeted manner in the desired ranges in a process-reliable manner which is suitable for the wear-resistant use of the invention Steel component needed.
  • the starting temperature of the warm-up is always lower than the martensite start temperature, preferably the starting temperature is below 200 degrees Celsius.
  • a steel alloy is used for their production which has the following alloying elements in each case in percent by weight:
  • Ni nickel
  • Ni nickel
  • the alloying components used in accordance with the invention make the steel alloy particularly suitable for its soft formability and cooling behavior for optionally cold preforming and thermoforming combined with tool hardening while achieving the desired hardnesses for a wear resistant composite material composition.
  • the steel component used according to the invention is produced with bending angles of more than 5 degrees.
  • steel components used in the invention it is possible to use highly complex geometries such that bending angles of more than 5 degrees, in particular more than 10 or even 15 degrees are present. For example, it is therefore possible to reshape geometries in the form of an excavator bucket or the like into a final state with only one method step, and subsequently to use the manufactured components according to the invention.
  • the wear-resistant steel component has a hardness of more than 550 HB.
  • the unhardened steel sheet is shaped by the hot forming process and then press-hardened.
  • wear-resistant steel components which have a hardness of up to 450 HB, these being designed substantially as a steel plate or planar steel components.
  • At least one through opening and / or at least one recess is introduced into the steel component in a punching step by means of at least one punching tool. It is preferred according to a first variant, if the at least one continuous opening and / or the at least one recess during a period of hot forming and / or press hardening is introduced into the still warm or at least not yet completely cooled Stahlbauteit. In the case of this first variant, it is particularly preferred if the at least one hole tool after the punching step is led out of the still warm or at least not yet completely cooled steel component again. According to a second variant, it is preferred if the at least one continuous opening and / or the at least one recess is introduced before hot forming.
  • a through aperture and / or at least one recess is or are introduced into the wear-resistant steel component by means of a previously mentioned punching step, it is particularly advantageous if the at least one through opening introduced into the steel component has a chamfer or a face toward the steel component is provided to both surface sides of the steel component out with a chamfer and / or the at least one recess is provided with a chamfer. In this case, it is highly preferred if the chamfering of the at least one continuous opening and / or the at least one recess is carried out during a period of hot working and / or press hardening in the warm or at least not yet fully cooled steel component.
  • Fig. 1 is a perspective view of a blade tip of a plow, which is provided with a hole, the hole towards the concave curved surface side, having a chamfer
  • the hot-formed and press-hardened, wear-resistant steel component is attached to a Used plow as a share tip 1.
  • the share tip 1 has a concave curved surface side 2.
  • the punching step is carried out immediately after hot working and before the start of press hardening. This ensures that the hole 3 is introduced into the still warm steel component.
  • the hole tool is thereby led out again directly after the punching step from the still warm steel component, thereby avoiding that a shrinkage of the steel component takes place or could take place on the hole tool.
  • the steel component is provided with a chamfer 4.
  • the chamfering of the hole 3 is carried out after the perforation step has been carried out in the still warm steel component.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Civil Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Theoretical Computer Science (AREA)
  • Heat Treatment Of Articles (AREA)
  • Powder Metallurgy (AREA)
  • Heat Treatment Of Steel (AREA)

Abstract

La présente invention concerne une utilisation d'une pièce en acier résistant à l'usure, formée à chaud et trempée à la presse, présentant une dureté comprise entre 500 et 700 HB, dans des engins de chantier, engins agricoles, engins miniers, dans des appareils ou des engins d'alimentation, de transport, de déblaiement ou d'entretien ou des machines ou des appareils à usage domestique, pour le jardinage, le bricolage ou pour des travaux artisanaux, qui sont exposés à une usure importante par abrasion.
PCT/DE2011/001948 2010-11-08 2011-11-08 Utilisation d'une pièce en acier résistant à l'usure, notamment en tant que charrue d'un engin WO2012062281A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US14/000,061 US20140127074A1 (en) 2010-11-08 2011-11-08 Use of a wear-resistant steel component especially as the plow of a construction machine
EP11818988.5A EP2646626A1 (fr) 2010-11-08 2011-11-08 Utilisation d'une pièce en acier résistant à l'usure, notamment en tant que charrue d'un engin

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010050499A DE102010050499B3 (de) 2010-11-08 2010-11-08 Verwendung eines verschleißfesten Stahlbauteils
DE102010050499.8 2010-11-08

Publications (1)

Publication Number Publication Date
WO2012062281A1 true WO2012062281A1 (fr) 2012-05-18

Family

ID=45403160

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2011/001948 WO2012062281A1 (fr) 2010-11-08 2011-11-08 Utilisation d'une pièce en acier résistant à l'usure, notamment en tant que charrue d'un engin

Country Status (4)

Country Link
US (1) US20140127074A1 (fr)
EP (1) EP2646626A1 (fr)
DE (1) DE102010050499B3 (fr)
WO (1) WO2012062281A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103014515A (zh) * 2012-12-01 2013-04-03 滁州恒昌机械制造有限公司 挖掘机斗齿用高韧耐磨合金钢及其生产工艺
DE102013110902B3 (de) * 2013-10-01 2014-12-04 Benteler Defense Gmbh & Co. Kg Verfahren zur Herstellung eines verschleißfesten Bauteils mit erhöhter Schwingfestigkeit im Anbindungsbereich
DE102013113119A1 (de) * 2013-10-01 2015-04-02 Benteler Automobiltechnik Gmbh Verfahren zur Herstellung eines Stahlbauteils mit partiell unterschiedlichen Eigenschaften und Kammerofen
CN111676876A (zh) * 2020-05-26 2020-09-18 杭州电子科技大学 一种水陆两栖垃圾收集分类车

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Publication number Priority date Publication date Assignee Title
DE102013107100A1 (de) 2013-07-05 2015-01-08 Thyssenkrupp Steel Europe Ag Verschleißfestes, zumindest teilweise unbeschichtetes Stahlteil
JP6426442B2 (ja) * 2014-11-14 2018-11-21 株式会社小松製作所 チゼル用鋼およびチゼル
CN104532899B (zh) * 2014-11-18 2017-06-06 西安理工大学 铲齿及其制备方法
CN107142428B (zh) * 2017-04-19 2019-01-01 马鞍山市鑫龙特钢有限公司 一种Cr-Mo-Ni合金钢的制备方法
CN110997961B (zh) 2017-08-22 2022-02-25 蒂森克虏伯钢铁欧洲股份公司 Q＆p钢用于生产磨损应用的成型组件的用途
JP7274287B2 (ja) * 2018-12-27 2023-05-16 株式会社小松製作所 耐衝撃摩耗部品およびその製造方法
CN115261705B (zh) * 2022-06-27 2023-01-31 包头职业技术学院 一种高强高韧耐磨抗疲劳型钢导板的制备方法

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WO2005078143A1 (fr) * 2004-02-06 2005-08-25 Fes Gmbh Fahrzeug-Entwicklung Sachsen Procede de production d'un element de blindage forme en trois dimensions pour carrosseries de vehicules
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DE102013110902B3 (de) * 2013-10-01 2014-12-04 Benteler Defense Gmbh & Co. Kg Verfahren zur Herstellung eines verschleißfesten Bauteils mit erhöhter Schwingfestigkeit im Anbindungsbereich
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DE102013022292B4 (de) * 2013-10-01 2017-08-10 Benteler Automobiltechnik Gmbh Verfahren zur Herstellung eines Stahlbauteils mit partiell unterschiedlichen Eigenschaften
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CN111676876B (zh) * 2020-05-26 2021-11-26 杭州电子科技大学 一种水陆两栖垃圾收集分类车

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