[go: up one dir, main page]

CN116641009A - 具有优良耐蚀性的锌基镀层钢板、热冲压部件及其制造方法 - Google Patents

具有优良耐蚀性的锌基镀层钢板、热冲压部件及其制造方法 Download PDF

Info

Publication number
CN116641009A
CN116641009A CN202310558700.1A CN202310558700A CN116641009A CN 116641009 A CN116641009 A CN 116641009A CN 202310558700 A CN202310558700 A CN 202310558700A CN 116641009 A CN116641009 A CN 116641009A
Authority
CN
China
Prior art keywords
zinc
hot
steel sheet
controlled
manufacturing
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN202310558700.1A
Other languages
English (en)
Inventor
谭宁
刘浩
金鑫焱
王利
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Baoshan Iron and Steel Co Ltd
Original Assignee
Baoshan Iron and Steel Co Ltd
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 Baoshan Iron and Steel Co Ltd filed Critical Baoshan Iron and Steel Co Ltd
Priority to CN202310558700.1A priority Critical patent/CN116641009A/zh
Publication of CN116641009A publication Critical patent/CN116641009A/zh
Priority to PCT/CN2024/093833 priority patent/WO2024235300A1/zh
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23CCOATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/04Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
    • C23C2/06Zinc or cadmium or alloys based thereon
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21BROLLING OF METAL
    • B21B1/00Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/38Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling sheets of limited length, e.g. folded sheets, superimposed sheets, pack rolling
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D22/00Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/02Stamping using rigid devices or tools
    • B21D22/022Stamping using rigid devices or tools by heating the blank or stamping associated with heat treatment
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0205Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226Hot rolling
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0236Cold rolling
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0278Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips involving a particular surface treatment
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/002Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/02Ferrous alloys, e.g. steel alloys containing silicon
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/04Ferrous alloys, e.g. steel alloys containing manganese
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/06Ferrous alloys, e.g. steel alloys containing aluminium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/08Ferrous alloys, e.g. steel alloys containing nickel
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/12Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/14Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/22Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/24Ferrous alloys, e.g. steel alloys containing chromium with vanadium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/26Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/28Ferrous alloys, e.g. steel alloys containing chromium with titanium or zirconium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/32Ferrous alloys, e.g. steel alloys containing chromium with boron
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/34Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of silicon
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/38Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of manganese
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/48Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/54Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23CCOATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/26After-treatment
    • C23C2/28Thermal after-treatment, e.g. treatment in oil bath
    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23CCOATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/34Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
    • C23C2/36Elongated material
    • C23C2/40Plates; Strips
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21BROLLING OF METAL
    • B21B1/00Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/38Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling sheets of limited length, e.g. folded sheets, superimposed sheets, pack rolling
    • B21B2001/386Plates
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D2211/00Microstructure comprising significant phases
    • C21D2211/002Bainite
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D2211/00Microstructure comprising significant phases
    • C21D2211/005Ferrite
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D2211/00Microstructure comprising significant phases
    • C21D2211/008Martensite
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D2211/00Microstructure comprising significant phases
    • C21D2211/009Pearlite

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Coating With Molten Metal (AREA)

Abstract

本发明公开了一种锌基镀层钢板,其中锌基镀层中Zn的质量百分含量≥50%,Al+Mg的质量百分含量<50%,锌基镀层的厚度为3‑15微米。相应地,本发明还公开了采用该锌基镀层钢板制得的热冲压部件,该热冲压部件的镀层包括表面层和ZnFe合金层;其中表面层中氧化锌的质量百分含量为5‑50%,氧化锰含量低于5%;其中ZnFe合金层包括Fe的质量百分含量不超过25%的第一ZnFe合金相,以及Fe的质量百分含量为50‑70%的第二ZnFe合金相,所述热冲压部件的镀层中Fe的质量百分含量从表面至钢基板逐渐增大。本发明还公开了该锌基镀层钢板以及热冲压部件的制造方法。采用该方法制得的热冲压部件具有优异的耐蚀性。

Description

具有优良耐蚀性的锌基镀层钢板、热冲压部件及其制造方法
技术领域
本发明涉及一种钢板、热冲压部件及其制造方法,尤其涉及一种带镀层钢板、热冲压部件及其制造方法。
背景技术
热冲压部件由于其出色的机械性能和良好的成形性,具有广泛的适用性。
热冲压部件的生产需要将钢板加热到奥氏体化温度以上,传统钢板由于表面氧化、脱碳、喷丸、尺寸精度差等问题不能满足使用需求。
因此,目前的一种方案是采用铝硅镀层钢板,铝硅镀层由于优良的耐高温性和耐氧化性可以适用于热冲压钢,然而另一方面,铝硅镀层热冲压部件与相邻材料的搭接部位,往往在整车电泳涂装过程中很难完全覆盖,整车耐久试验发现,铝硅热冲压部件在边缘与切口部位往往先发生腐蚀。
还有一种方案是采用镀锌钢板制造热冲压部件,这是因为金属锌由于其化学特性使其具备很好的切口腐蚀保护作用。但由于锌的熔点较低,热冲压成形过程容易产生锌挥发或熔化及LME裂纹直至基板,极大地限制了锌基热冲压钢的使用。
为了解决这一问题,公开号为CN107922988A,公开日为2018年4月17日,名称为“非接触式冷却钢板的方法以及用于该方法的设备”的中国专利文献公开了有预冷工艺的热冲压方法及装置,其在热冲压的加热之后和成型之前,进行主动冷却,以转变延迟方式,从而使钢板在450-700℃发生成形转变硬化。
另外,公开号为CN109070396A,公开日2018年12月21日,名称为“用于生产硬化钢部件的方法和装置”的中国专利文献,公开了在冲压过程中通入流体使锌快速转为稳定化合物,从而防止二级微裂纹。
可以看出,以上方法采用的均是间接热冲压方式,而非直接热冲压方法,其在一定程度上会影响生产效率,且需要特殊的生产装置。
基于此,期望提供一种方案,其可以采用直接热冲压方法高效生产具有优异耐蚀性能的热冲压部件。
发明内容
本发明的目的之一在于提供一种锌基镀层钢板,该锌基镀层钢板可以有效用于制备锌基热冲压部件,其可以获得耐蚀性优异的热冲压部件,同时还可以提高热冲压部件的生产效率。
为了实现上述目的,本发明提出了一种锌基镀层钢板,其包括钢基板以及镀覆于钢基板表面的锌基镀层,其中所述锌基镀层中Zn的质量百分含量≥50%,Al+Mg的质量百分含量<50%,所述锌基镀层的厚度为3-15微米。
在本发明中,锌基镀层成分可以是Zn-Al,Zn-Al-Mg以及类似的含Zn的二元或者多元合金。
进一步地,在本发明所述的锌基镀层钢板中,所述锌基镀层中还含有Si。
进一步地,在本发明所述的锌基镀层钢板中,所述锌基镀层的厚度为5-10微米。
进一步地,在本发明所述的锌基镀层钢板中,所述钢基板的化学元素质量百分含量为:C:0.05-0.5%,Si:0.01-2.0%,Mn:0.3-3.0%,Al:0.005-0.3%,Ti≤0.1%,B≤0.1%,Cr≤0.5%,Nb≤0.1%,V≤0.1%,Ni≤0.5%,Mo≤0.5%,余量为Fe和不可避免的杂质。
更进一步地,在本发明所述的锌基镀层钢板中,所述钢基板的不可避免的杂质中,P≤0.3%,S≤0.1%。
需要说明的是,在另外一些实施方式中,其他成分含量配比的钢基板也是可行的。
本发明的另一目的在于提供一种热冲压部件,其具有优异的耐蚀性能,强度良好,并且生产效率高。
基于上述发明目的,本发明还提供了一种热冲压部件,其采用如上文所述的锌基镀层钢板直接热冲压制得;所述热冲压部件的镀层包括表面层和ZnFe合金层;其中表面层中氧化锌的质量百分含量为5-50%,氧化锰含量低于5%;其中ZnFe合金层包括Fe的质量百分含量不超过25%的第一ZnFe合金相,以及Fe的质量百分含量为50-70%的第二ZnFe合金相,所述热冲压部件的镀层中Fe的质量百分含量从表面至钢基板逐渐增大。
本发明的核心改进点之一在于通过热冲压部件的镀层中的表面层中氧化锌含量为5-50%,氧化锰含量低于5%,使得部件具备优良的焊接性、涂装性、耐蚀性。此外,合金层包含Fe含量不超过25%的第一ZnFe合金相使得部件具备优良的耐蚀性,Fe含量在50-70%的第二ZnFe合金相可以抑制镀层裂纹的产生和扩展。
进一步地,本发明所述的热冲压部件的微观组织具有马氏体、贝氏体、铁素体的至少其中之一。
具体的微观组织与钢基板的成分配比和热冲压步骤中的冷却速率相关。
本发明的另一目的在于提供一种锌基镀层钢板的制造方法,其包括步骤:炼钢,热轧,冷轧,退火和热镀锌,平整;其中在热轧步骤中,控制卷取温度为500-700℃;其中在退火和热镀锌步骤中,控制退火温度为700-810℃,镀液温度为400-600℃,钢板出锌锅后的冷却速度为5-30℃/s。
需要说明的是,对于热轧卷取温度,在500-700℃的范围内,可以根据板厚进行调整,板厚大,则卷取温度可以在此范围内适当调低,板厚度小,卷取温度可以在此范围内适当升高,目的之一是改善热轧卷卷形,目的之二是改善热轧板表面内氧化与外氧化特征,并进而影响热冲压后部件合金层中ZnFe合金相中Fe含量的变化,目的之三是控制钢板尺寸精度,防止出现厚度波动。
热轧板进行酸洗去除表面氧化皮后,进行冷轧变形得到需要的厚度规格,冷轧变形量控制在10-70%,变形量低于10%,会存在冷轧钢板组织不均匀,影响热冲压部件的韧性稳定性,变形量高于70%,冷轧轧制难度增加
进一步地,在本发明所述的锌基镀层钢板的制造方法中,在冷轧步骤中,控制冷轧变形量为10-70%。
热轧板进行酸洗去除表面氧化皮后,通过冷轧变形得到需要的厚度规格,在一些实施方式中,可以将冷轧变形量控制在10-70%,变形量低于10%,会存在冷轧钢板组织不均匀,影响热冲压部件的韧性稳定性,变形量高于70%,或导致冷轧轧制难度增加。
本发明的又一目的是提供一种热冲压部件的制造方法,其包括步骤:
制得所述锌基镀层钢板;
对锌基镀层钢板进行第一阶段加热,其中第一阶段加热温度为350-750℃,第一阶段加热时间为10-600s;
对锌基镀层钢板进行第二阶段加热,其中第二阶段加热温度为760-950℃,并且随着锌基镀层钢板的厚度调节第二阶段加热时间;
将锌基镀层钢板转移至模具中同时进行冷却和冲压。
本发明的核心改进点还在于,通过上述步骤,可以实现热冲压部件具有特殊的镀层结构,即表面层中氧化锌的质量百分含量为5-50%,氧化锰含量低于5%;其中ZnFe合金层包括Fe的质量百分含量不超过25%的第一ZnFe合金相,以及Fe的质量百分含量为50-70%的第二ZnFe合金相,热冲压部件的镀层中Fe的质量百分含量从表面至钢基板逐渐增大,从而实现优异的耐蚀性能,尤其是切口腐蚀保护性。
另外,上述热冲压方法可以保证镀层最优的ZnFe合金化变化,保证合金层中Fe含量在7-25%的ZnFe合金相优先在表面形成,Fe含量在50-70%的ZnFe合金相靠近钢基板存在,两层设置还可以很好地防止部件表面裂纹的扩展。
此外,本发明的加热设定采用的加热工艺还可以控制氧化锌、氧化锰在表面的生成速度和表面含量,进而保证部件的耐蚀性和焊接、涂装性。
进一步地,在本发明所述的热冲压部件的制造方法中,控制第二阶段加热时间t=a+150(d-0.8),其中d表示锌基镀层钢板的厚度,其单位参量为mm,a表示时间修正值,其取值范围为50-120,t的单位参量为s。
进一步地,在本发明所述的热冲压部件的制造方法中,所述第一阶段加热温度为450-650℃。
进一步地,在本发明所述的热冲压部件的制造方法中,其中在冷却和冲压步骤中,在模具与锌基镀层钢板刚好贴合至冲压结束期间,控制模具合模速度为20-300mm/s,冷却速率为15-100℃/s。
进一步地,在本发明所述的热冲压部件的制造方法中,所述锌基镀层钢板采用下述步骤制得:炼钢,热轧,冷轧,退火和热镀锌,平整;其中在热轧步骤中,控制卷取温度为500-700℃;其中在退火和热镀锌步骤中,控制退火温度为700-810℃,镀液温度为400-600℃,钢板出锌锅后的冷却速度为5-30℃/s。
进一步地,在本发明所述的热冲压部件的制造方法中,在冷轧步骤中,控制冷轧变形量为10-70%。
本发明所述的锌基镀层钢板、热冲压部件及其制造方法具有如下所述的优点以及有益效果:
(1)相较于传统的锌基镀层钢板,本发明所述的锌基镀层钢板可以采用直接热冲压成形,针对复杂的成形零件,不需要将镀层钢板先冷冲压成形到一定程度,再进行热冲压,从而可大大提高生产效率,降低生产成本;
(2)相较于传统的热冲压方法,采用本发明的冲压方法可以实现加热、冷却、成形连续进行,同时可不需要在成形前进行坯料的预先冷却,从而保证坯料良好的成形性;
(3)本发明所述的热冲压部件,其镀层包含表面层和ZnFe合金层,表面层中氧化锌含量为5~50%,氧化锰含量低于5%,从而使得热冲压部件具备优良的焊接性、涂装性、耐蚀性;
(4)本发明所述的热冲压部件,其镀层的ZnFe合金层包含Fe含量不超过25%的第一ZnFe合金相和Fe含量在50-70%的第二ZnFe合金相,这使得热冲压部件不仅具有优良的耐蚀性,还可以抑制镀层裂纹的产生和扩展;
(5)本发明所述的热冲压部件具备良好的耐腐蚀性,尤其是切口腐蚀保护性。
附图说明
图1显示了本发明实施例6的热冲压部件的截面镀层结构。
具体实施方式
下面将结合说明书附图和具体的实施例对本发明所述的锌基镀层钢板、热冲压部件及其制造方法做进一步的解释和说明,然而该解释和说明并不对本发明的技术方案构成不当限定。
本发明的各实施例采用下述步骤制得热冲压部件:
(1)炼钢,热轧,冷轧,退火和热镀锌,平整,以制得锌基镀层钢板。该锌基镀层钢板包括钢基板以及镀覆于钢基板表面的锌基镀层,其中锌基镀层中的Zn的质量百分含量≥50%,Al+Mg的质量百分含量<50%,锌基镀层的厚度为3-15微米。表1列出了各实施例中的锌基镀层的成分以及锌基镀层的厚度。表2列出了各实施例的锌基镀层钢板的钢基板中各化学元素的质量百分配比。
其中在热轧步骤中,控制卷取温度为500-700℃;其中在退火和热镀锌步骤中,控制退火温度为700-810℃,镀液温度为400-600℃,钢板出锌锅后的冷却速度为5-30℃/s。
在一些实施例中,在冷轧步骤中,控制冷轧变形量为10-70%。
(2)对锌基镀层钢板进行两阶段的加热,其中第一阶段加热温度为350-750℃,第一阶段的加热温度可以是在350-750℃范围内的一个恒定的温度,或者多个变化的温度,加热温度可以逐步上升,也可以以设定的温度跨度阶梯升降,加热温度还可以先升后降再升,第一阶段加热时间为10-600s;其中第二阶段加热温度为760-950℃,第二阶段加热时间t与板厚相关,在一些实施方式中,t=a+150(d-0.8),其中d表示锌基镀层钢板的厚度,其单位参量为mm,a表示时间修正值,其取值范围为50-120,t的单位参量为s。
(3)将锌基镀层钢板转移至模具中同时进行冷却和冲压,其中在模具与锌基镀层钢板刚好贴合至冲压结束期间,控制模具合模速度为20-300mm/s,冷却速率为15-100℃/s。
表1列出了实施例1-6的锌基镀层钢板的结构参数。
表1.
表2列出了实施例1-6的锌基镀层钢板的钢基板中各化学元素的质量百分配比。
表2.(wt%,余量为Fe和除P、S以外的其他不可避免的杂质)
表3列出了实施例1-6的锌基镀层钢板的制造工艺参数。
表3.
表4列出了实施例1-6的热冲压部件的制造工艺参数。
表4.
注:表1中的对应格子中有若干个温度值表示加热温度是按照该排列方式变化的。
相应地,对实施例1-6制备的成品热冲压部件分别进行取样,并对其微观组织进行检测,相关检测结果列于下述表5之中,其中表面层中氧化锌和氧化锰的含量通过XRD或者EDS分析得到,ZnFe合金层中第一ZnFe合金相和第二ZnFe合金相中的Fe含量通过EDS分析得到。
表5.
从上述表5之中可以看出,本发明所述的热冲压部件的微观组织可以是马氏体、贝氏体、铁素体、珠光体中的一种或多种,其具体组成与钢基板的化学元素成分及表4中的冷却速率有关。
从表5中还可以看出,各实施例的热冲压部件的镀层均包括表面层和ZnFe合金层;其中表面层中氧化锌的质量百分含量为5-50%,氧化锰含量低于5%;ZnFe合金层包括Fe的质量百分含量不超过25%的第一ZnFe合金相,以及Fe的质量百分含量为50-70%的第二ZnFe合金相;相对于第一ZnFe合金相,第二ZnFe合金相更靠近钢基板;热冲压部件的镀层中Fe的质量百分含量从表面至钢基板逐渐增大。
此外,发明人还对各实施例进行取样,以进一步检测各实施例的热冲压部件的耐蚀性能、附着力和可焊性,并将检测结果列于表6中。其中:
耐蚀性评级采用大众车厂标准PV1210方法进行30个循环后进行评价,根据腐蚀深度和宽度进行评级,5级表示最优,1级表示最差。
涂装附着力评价根据GB/T9286-1998,采用画格法目视检查涂层脱落情况,0-5级附着力依次递减,5级最差。
焊接性评价根据GM主机厂标准GWS-5:2011进行,以是否存在焊接飞溅为评价标准。
表6.
编号 耐蚀性评级 涂装附着力评级 可焊性评价
实施例1 5 0
实施例2 4 2
实施例3 4 3 轻微
实施例4 4 2
实施例5 4 1
实施例6 4 1
从表6可以看出,本发明各实施例的热冲压部件均具有优异的耐蚀性能,并且还具有优异的涂装附着力和良好的可焊性。
此外,图1还显示了本发明实施例6的热冲压部件的截面镀层照片。
从图1可以看出,该热冲压部件镀层中含有Fe含量不超过25%的第一ZnFe合金相和Fe含量在50-70%的第二ZnFe合金相,第二ZnFe合金相更靠近钢基板,其完整连续,并且镀层也是完整连续的。
需要说明的是,本案中各技术特征的组合方式并不限本案权利要求中所记载的组合方式或是具体实施例所记载的组合方式,本案记载的所有技术特征可以以任何方式进行自由组合或结合,除非相互之间产生矛盾。
还需要注意的是,以上所列举的实施例仅为本发明的具体实施例。显然本发明不局限于以上实施例,随之做出的类似变化或变形是本领域技术人员能从本发明公开的内容直接得出或者很容易便联想到的,均应属于本发明的保护范围。

Claims (15)

1.一种具有优良耐蚀性的锌基镀层钢板,其包括钢基板以及镀覆于钢基板表面的锌基镀层,其特征在于,所述锌基镀层中Zn的质量百分含量≥50%,Al+Mg的质量百分含量<50%,所述锌基镀层的厚度为3-15微米。
2.如权利要求1所述的锌基镀层钢板,其特征在于,所述锌基镀层中还含有Si。
3.如权利要求1所述的锌基镀层钢板,其特征在于,所述锌基镀层的厚度为5-10微米。
4.如权利要求1所述的锌基镀层钢板,其特征在于,所述钢基板的化学元素质量百分含量为:C:0.05-0.5%,Si:0.01-2.0%,Mn:0.3-3.0%,Al:0.005-0.3%,Ti≤0.1%,B≤0.1%,Cr≤0.5%,Nb≤0.1%,V≤0.1%,Ni≤0.5%,Mo≤0.5%,余量为Fe和不可避免的杂质。
5.如权利要求4所述的锌基镀层钢板,其特征在于,所述钢基板的不可避免的杂质中,P≤0.3%,S≤0.1%。
6.一种热冲压部件,其特征在于,其采用如权利要求1-5中任意一项所述的锌基镀层钢板直接热冲压制得;所述热冲压部件的镀层包括表面层和ZnFe合金层;其中表面层中氧化锌的质量百分含量为5-50%,氧化锰含量低于5%;其中ZnFe合金层包括Fe的质量百分含量不超过25%的第一ZnFe合金相,以及Fe的质量百分含量为50-70%的第二ZnFe合金相,所述热冲压部件的镀层中Fe的质量百分含量从表面至钢基板逐渐增大。
7.如权利要求6所述的热冲压部件,其特征在于,其微观组织具有马氏体、贝氏体、铁素体、珠光体的至少其中之一。
8.如权利要求1-4中任意一项所述的锌基镀层钢板的制造方法,其特征在于,包括步骤:炼钢,热轧,冷轧,退火和热镀锌,平整;其中在热轧步骤中,控制卷取温度为500-700℃;其中在退火和热镀锌步骤中,控制退火温度为700-810℃,镀液温度为400-600℃,钢板出锌锅后的冷却速度为5-30℃/s。
9.如权利要求8所述的锌基镀层钢板的制造方法,其特征在于,在冷轧步骤中,控制冷轧变形量为10-70%。
10.如权利要求6或7所述的热冲压部件的制造方法,其特征在于,包括步骤:
制得所述锌基镀层钢板;
对锌基镀层钢板进行第一阶段加热,其中第一阶段加热温度为350-750℃,第一阶段加热时间为10-600s;
对锌基镀层钢板进行第二阶段加热,其中第二阶段加热温度为760-950℃,并且随着锌基镀层钢板的厚度调节第二阶段加热时间;
将锌基镀层钢板转移至模具中同时进行冷却和冲压。
11.如权利要求10所述的热冲压部件的制造方法,其特征在于,控制第二阶段加热时间t=a+150(d-0.8),其中d表示锌基镀层钢板的厚度,其单位参量为mm,a表示温时间修正值,其取值范围为50-120,t的单位参量为s。
12.如权利要求10所述的热冲压部件的制造方法,其特征在于,所述第一阶段加热温度为450-650℃。
13.如权利要求10所述的热冲压部件的制造方法,其特征在于,其中在冷却和冲压步骤中,在模具与锌基镀层钢板刚好贴合至冲压结束期间,控制模具合模速度为20-300mm/s,冷却速率为15-100℃/s。
14.如权利要求10所述的热冲压部件的制造方法,其特征在于,所述锌基镀层钢板采用下述步骤制得:炼钢,热轧,冷轧,退火和热镀锌,平整;其中在热轧步骤中,控制卷取温度为500-700℃;其中在退火和热镀锌步骤中,控制退火温度为700-810℃,镀液温度为400-600℃,钢板出锌锅后的冷却速度为5-30℃/s。
15.如权利要求13所述的热冲压部件的制造方法,其特征在于,在冷轧步骤中,控制冷轧变形量为10-70%。
CN202310558700.1A 2023-05-17 2023-05-17 具有优良耐蚀性的锌基镀层钢板、热冲压部件及其制造方法 Pending CN116641009A (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202310558700.1A CN116641009A (zh) 2023-05-17 2023-05-17 具有优良耐蚀性的锌基镀层钢板、热冲压部件及其制造方法
PCT/CN2024/093833 WO2024235300A1 (zh) 2023-05-17 2024-05-17 具有优良耐蚀性的锌基镀层钢板、热冲压部件及其制造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310558700.1A CN116641009A (zh) 2023-05-17 2023-05-17 具有优良耐蚀性的锌基镀层钢板、热冲压部件及其制造方法

Publications (1)

Publication Number Publication Date
CN116641009A true CN116641009A (zh) 2023-08-25

Family

ID=87618087

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310558700.1A Pending CN116641009A (zh) 2023-05-17 2023-05-17 具有优良耐蚀性的锌基镀层钢板、热冲压部件及其制造方法

Country Status (2)

Country Link
CN (1) CN116641009A (zh)
WO (1) WO2024235300A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024235300A1 (zh) * 2023-05-17 2024-11-21 宝山钢铁股份有限公司 具有优良耐蚀性的锌基镀层钢板、热冲压部件及其制造方法

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005240072A (ja) * 2004-02-24 2005-09-08 Nippon Steel Corp 亜鉛系めっきが施された熱間プレス鋼材
JP2007056307A (ja) * 2005-08-24 2007-03-08 Nippon Steel Corp 塗装後耐食性に優れた亜鉛系めっきが施された熱間プレス鋼材
CN104060209A (zh) * 2013-03-21 2014-09-24 宝山钢铁股份有限公司 一种热镀锌铝镁钢板及其制造方法
CN105189806A (zh) * 2013-04-26 2015-12-23 株式会社神户制钢所 热冲压用合金化熔融镀锌钢板和钢部件的制造方法
CN107119225A (zh) * 2017-04-28 2017-09-01 武汉钢铁有限公司 热压成型用铌钛复合强化合金化镀层钢板及其制造方法
CN108950160A (zh) * 2018-08-25 2018-12-07 马鞍山钢铁股份有限公司 一种基于csp流程的锌基镀层热成形钢及其制备方法
CN109072396A (zh) * 2016-05-10 2018-12-21 新日铁住金株式会社 热冲压成型体
CN111618146A (zh) * 2020-05-12 2020-09-04 首钢集团有限公司 一种锌基镀层涂覆钢材热冲压方法及热冲压成型构件
CN113025937A (zh) * 2021-02-07 2021-06-25 首钢集团有限公司 一种热浸镀锌钢板及其制备方法
CN115058676A (zh) * 2022-06-02 2022-09-16 中国第一汽车股份有限公司 一种协同调控的复合锌基镀层钢板及其制备方法和热处理方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101805821B (zh) * 2010-04-17 2012-03-21 上海交通大学 钢材冲压成形一体化处理方法
CN109365606A (zh) * 2018-11-30 2019-02-22 宝山钢铁股份有限公司 一种耐腐蚀性优良的锌系镀层钢板或钢带的成形方法
CN116641009A (zh) * 2023-05-17 2023-08-25 宝山钢铁股份有限公司 具有优良耐蚀性的锌基镀层钢板、热冲压部件及其制造方法
CN116590640A (zh) * 2023-05-17 2023-08-15 宝山钢铁股份有限公司 一种锌基镀层钢板、锌基热冲压部件及其制造方法

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005240072A (ja) * 2004-02-24 2005-09-08 Nippon Steel Corp 亜鉛系めっきが施された熱間プレス鋼材
JP2007056307A (ja) * 2005-08-24 2007-03-08 Nippon Steel Corp 塗装後耐食性に優れた亜鉛系めっきが施された熱間プレス鋼材
CN104060209A (zh) * 2013-03-21 2014-09-24 宝山钢铁股份有限公司 一种热镀锌铝镁钢板及其制造方法
CN105189806A (zh) * 2013-04-26 2015-12-23 株式会社神户制钢所 热冲压用合金化熔融镀锌钢板和钢部件的制造方法
CN109072396A (zh) * 2016-05-10 2018-12-21 新日铁住金株式会社 热冲压成型体
CN107119225A (zh) * 2017-04-28 2017-09-01 武汉钢铁有限公司 热压成型用铌钛复合强化合金化镀层钢板及其制造方法
CN108950160A (zh) * 2018-08-25 2018-12-07 马鞍山钢铁股份有限公司 一种基于csp流程的锌基镀层热成形钢及其制备方法
CN111618146A (zh) * 2020-05-12 2020-09-04 首钢集团有限公司 一种锌基镀层涂覆钢材热冲压方法及热冲压成型构件
CN113025937A (zh) * 2021-02-07 2021-06-25 首钢集团有限公司 一种热浸镀锌钢板及其制备方法
CN115058676A (zh) * 2022-06-02 2022-09-16 中国第一汽车股份有限公司 一种协同调控的复合锌基镀层钢板及其制备方法和热处理方法

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
谷凤波: "《知钢识材 2》", 30 January 2020, 上海科学普及出版社, pages: 140 *
赵兴科: "《镀锌焊接钢结构制造》", 28 February 2021, 冶金工业出版社, pages: 54 - 55 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024235300A1 (zh) * 2023-05-17 2024-11-21 宝山钢铁股份有限公司 具有优良耐蚀性的锌基镀层钢板、热冲压部件及其制造方法

Also Published As

Publication number Publication date
WO2024235300A1 (zh) 2024-11-21

Similar Documents

Publication Publication Date Title
CN102791901B (zh) 用于热压的具有显著表面特性的镀锌钢板,使用该钢板得到的热压模塑部件,以及其制备方法
WO2020108594A1 (zh) 一种冷弯性能优良的锌系镀覆热成型钢板或钢带及其制造方法
CN107075643B (zh) 高强度钢板、高强度热镀锌钢板、高强度热镀铝钢板和高强度电镀锌钢板、以及它们的制造方法
CN102333901B (zh) 加工性优良的高强度热镀锌钢板及其制造方法
JP4967360B2 (ja) 熱間プレス用めっき鋼板およびその製造方法ならびに熱間プレス成形部材の製造方法
TWI453300B (zh) 熱壓用鋼板以及使用該熱壓用鋼板的熱壓部材的製造方法
CN103732781B (zh) 合金化热浸镀锌层和具有该层的钢板以及其制造方法
CN107148486B (zh) 高强度钢板、高强度热镀锌钢板、高强度热镀铝钢板和高强度电镀锌钢板、以及它们的制造方法
CN104011243B (zh) 低温韧性和耐蚀性优异的冲压加工用热浸镀高强度钢板及其制造方法
KR101313423B1 (ko) 합금화 용융 아연 도금 강판 및 그 제조 방법
CN101346480A (zh) 具有出色的可涂镀性和良好的表面性质的高锰钢带、使用该钢带的涂镀钢带及制造所述钢带的方法
KR20200013703A (ko) 열간 프레스 부재 및 그 제조 방법 그리고 열간 프레스용 냉연 강판 및 그 제조 방법
JP2015098620A (ja) 化成処理性と耐食性に優れた自動車用鋼板
WO2013154184A1 (ja) 電気めっき用鋼板および電気めっき鋼板ならびにそれらの製造方法
WO2024235300A1 (zh) 具有优良耐蚀性的锌基镀层钢板、热冲压部件及其制造方法
JP7063430B1 (ja) 熱間プレス部材、塗装部材、熱間プレス用鋼板、および熱間プレス部材の製造方法ならびに塗装部材の製造方法
JP5245376B2 (ja) 焼付硬化性に優れた合金化溶融亜鉛めっき用鋼板を用いた合金化溶融亜鉛めっき鋼板
JP2013185184A (ja) 熱間プレス成形体およびその製造方法
US20220186351A1 (en) Zinc-plated steel sheet for hot stamping, method of manufacturing zinc-plated steel sheet for hot stamping, and hot-stamping formed body
CN110100022A (zh) 加工性优异的冷轧钢板及其制造方法
CN102321844A (zh) 一种热轧耐腐蚀烘烤硬化钢及其制备方法
JP7469711B2 (ja) Zn系めっきホットスタンプ成形品
CN118103543A (zh) 热压部件
CN115369317A (zh) 镀镍镀锌热成形钢板及制备方法和热成形件的制备方法
WO2021002422A1 (ja) ホットスタンプ成形体

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20230825

RJ01 Rejection of invention patent application after publication