CN106801191A - 一种洛氏硬度增强的轴承钢的制备方法 - Google Patents

一种洛氏硬度增强的轴承钢的制备方法 Download PDF

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CN106801191A
CN106801191A CN201510829874.2A CN201510829874A CN106801191A CN 106801191 A CN106801191 A CN 106801191A CN 201510829874 A CN201510829874 A CN 201510829874A CN 106801191 A CN106801191 A CN 106801191A
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bearing steel
rockwell hardness
steel
preparation
enhanced
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徐文萍
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    • 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
    • C22C38/002Ferrous 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
    • C22C38/08Ferrous 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
    • C22C38/16Ferrous alloys, e.g. steel alloys containing copper
    • 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
    • C22C38/32Ferrous 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
    • C22C38/60Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur

Abstract

本发明涉及一种洛氏硬度增强的轴承钢的制备方法,该方法包括:将钢料在高频真空熔炉中熔融,随后进行浇铸,在该浇铸中冷却速度为1.2℃/min以形成锭料;将锭料在950℃下保持10小时,然后在500℃下保持90分钟;此后使用500吨锤式锻造机进行热锻,这样制得轴承钢1;所述钢料的组成为(以重量%计):0.25%至0.29%的碳;0.10%至1.20%的锰;0.09%至0.13%的磷;0.10%至0.19%的硫;0.60%至1.00%的硅;≤0.09%的铝;≤0.01%的氮;0.45%至0.83%的铬;0.04%至0.07%的铌;≤0.50%的铜;0.05%至0.60%的镍;0.2%至2.00%的钼;0.2%至0.4%的钒;0.0030%至0.0065%的硼;0.010%至0.050%的钛:其余为铁和不可避免的杂质。本发明所述的方法可以制备具有增强的洛氏硬度的轴承钢。

Description

一种洛氏硬度增强的轴承钢的制备方法
技术领域
本发明涉及轴承领域,具体地说,涉及一种洛氏硬度增强的轴承钢的制备方法。
背景技术
轴承是生产中最常用的零部件,但是由于目前对于轴承的要求越来越高,目前的一些轴承已经满足不了要求。
发明内容
本发明的目的是提供一种洛氏硬度增强的轴承钢的制备方法。
为了实现本发明的目的,本发明提供一种洛氏硬度增强的轴承钢的制备方法,该方法包括:将钢料在高频真空熔炉中熔融,随后进行浇铸,在该浇铸中冷却速度为1.2℃/min以形成锭料;将锭料在950℃下保持10小时,然后在500℃下保持90分钟;此后使用500吨锤式锻造机进行热锻,这样制得轴承钢1;所述钢料的组成为(以重量%计):
0.25%至0.29%的碳;
0.10%至1.20%的锰;
0.09%至0.13%的磷;
0.10%至0.19%的硫;
0.60%至1.00%的硅;
≤0.09%的铝;
≤0.01%的氮;
0.45%至0.83%的铬;
0.04%至0.07%的铌;
≤0.50%的铜;
0.05%至0.60%的镍;
0.2%至2.00%的钼;
0.2%至0.4%的钒;
0.0030%至0.0065%的硼;
0.010%至0.050%的钛:
其余为铁和不可避免的杂质。
优选地,所述钢料的组成为(以重量%计):
0.28%的碳;
1.0%的锰;
0.13%的磷;
0.17%的硫;
1.00%的硅;
0.06%的铝;
0.01%的氮;
0.61%的铬;
0.05%的铌;
0.40%的铜;
0.40%的镍;
1.00%的钼;
0.2%的钒;
0.0055%的硼;
0.040%的钛:
其余为铁和不可避免的杂质。
本发明所述的方法可以制备具有增强的洛氏硬度的轴承钢。
具体实施方式
以下通过具体实施方式的描述对本发明作进一步说明,但这并非是对本发明的限制,本领域技术人员根据本发明的基本思想,可以做出各种修改或改进,但是只要不脱离本发明的基本思想,均在本发明的范围之内。
实施例1轴承钢的制备
洛氏硬度增强的轴承钢的组成为(以重量%计):
0.28%的碳;
1.0%的锰;
0.13%的磷;
0.17%的硫;
1.00%的硅;
0.06%的铝;
0.01%的氮;
0.61%的铬;
0.05%的铌;
0.40%的铜;
0.40%的镍;
1.00%的钼;
0.2%的钒;
0.0055%的硼;
0.040%的钛:
其余为铁和不可避免的杂质。
将具有上述成分组成的30kg钢料在高频真空熔炉中熔融,随后进行浇铸,在该浇铸中冷却速度为1.2℃/min以形成锭料。将锭料在950℃下保持10小时,然后在500℃下保持90分钟。此后使用500吨锤式锻造机进行热锻,这样制得轴承钢1。
实施例2轴承钢的制备
按照和实施例1相同的方式制备轴承钢2,不同之处在于不使用钼。
实施例3轴承钢的制备
按照和实施例1相同的方式制备轴承钢3,不同之处在于不使用硼。
实施例4轴承钢的制备
按照和实施例1相同的方式制备轴承钢4,不同之处在于不使用镍。
实验例1
根据GB/T 230.1-2009来测定轴承钢1-4的洛氏硬度。结果如下:轴承钢1的洛氏硬度为88HRC,轴承钢2的洛氏硬度为56HRC,轴承钢3的洛氏硬度为62HRC,轴承钢4的洛氏硬度为59HRC。
实验例2
根据GB/T 228-2002测定抗拉强度。结果如下:轴承钢1的抗拉强度Rm为854兆帕,轴承钢2的抗拉强度Rm为627兆帕,轴承钢3的抗拉强度Rm为596兆帕,轴承钢4的抗拉强度Rm为619兆帕。

Claims (2)

1.一种洛氏硬度增强的轴承钢的制备方法,该方法包括:将钢料在高频真空熔炉中熔融,随后进行浇铸,在该浇铸中冷却速度为1.2℃/min以形成锭料;将锭料在950℃下保持10小时,然后在500℃下保持90分钟;此后使用500吨锤式锻造机进行热锻,这样制得轴承钢1;其特征在于,所述钢料的组成为(以重量%计):
0.25%至0.29%的碳;
0.10%至1.20%的锰;
0.09%至0.13%的磷;
0.10%至0.19%的硫;
0.60%至1.00%的硅;
≤0.09%的铝;
≤0.01%的氮;
0.45%至0.83%的铬;
0.04%至0.07%的铌;
≤0.50%的铜;
0.05%至0.60%的镍;
0.2%至2.00%的钼;
0.2%至0.4%的钒;
0.0030%至0.0065%的硼;
0.010%至0.050%的钛:
其余为铁和不可避免的杂质。
2.根据权利要求1所述的洛氏硬度增强的轴承钢的制备方法,其特征在于,所述钢料的组成为(以重量%计):
0.28%的碳;
1.0%的锰;
0.13%的磷;
0.17%的硫;
1.00%的硅;
0.06%的铝;
0.01%的氮;
0.61%的铬;
0.05%的铌;
0.40%的铜;
0.40%的镍;
1.00%的钼;
0.2%的钒;
0.0055%的硼;
0.040%的钛:
其余为铁和不可避免的杂质。
CN201510829874.2A 2015-11-25 2015-11-25 一种洛氏硬度增强的轴承钢的制备方法 Pending CN106801191A (zh)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040149359A1 (en) * 2002-12-03 2004-08-05 Herve Michaud Method of fabricating a steel forging, and a forging obtained thereby
CN103097565A (zh) * 2010-09-15 2013-05-08 株式会社神户制钢所 轴承用钢
CN103352180A (zh) * 2013-06-23 2013-10-16 浙江浦宁不锈钢有限公司 一种碳合金的制造方法
JP5652555B2 (ja) * 2011-10-20 2015-01-14 新日鐵住金株式会社 軸受鋼とその製造方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040149359A1 (en) * 2002-12-03 2004-08-05 Herve Michaud Method of fabricating a steel forging, and a forging obtained thereby
CN103097565A (zh) * 2010-09-15 2013-05-08 株式会社神户制钢所 轴承用钢
JP5652555B2 (ja) * 2011-10-20 2015-01-14 新日鐵住金株式会社 軸受鋼とその製造方法
CN103352180A (zh) * 2013-06-23 2013-10-16 浙江浦宁不锈钢有限公司 一种碳合金的制造方法

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
机械工业理化检验人员技术培训和资格鉴定委员会等: "《金属材料化学分析》", 30 June 2015, 北京:科学普及出版社 *
环境保护部环境应急与事故调查中心: "《铬污染应急处置技术》", 28 February 2015, 北京:中国环境科学出版社 *

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Application publication date: 20170606