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CN106756630A - 一种布氏硬度增强的轴承 - Google Patents

一种布氏硬度增强的轴承 Download PDF

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Publication number
CN106756630A
CN106756630A CN201510824423.XA CN201510824423A CN106756630A CN 106756630 A CN106756630 A CN 106756630A CN 201510824423 A CN201510824423 A CN 201510824423A CN 106756630 A CN106756630 A CN 106756630A
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CN
China
Prior art keywords
bearing
brinell hardness
enhanced
steel
ytterbium
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CN201510824423.XA
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English (en)
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徐文萍
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Individual
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Individual
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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
    • C22C38/60Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/005Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • 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
    • C22C38/12Ferrous 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

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Rolling Contact Bearings (AREA)

Abstract

本发明涉及一种布氏硬度增强的轴承,它是由这样的轴承钢制成的,所述轴承钢的组成为(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;0.25%至0.70%的铕;0.2%至2.00%的钼;0.2%至0.4%的钒;0.0075%至0.0095%的镱;0.010%至0.050%的钛:其余为铁和不可避免的杂质。本发明所述的轴承具有增强的布氏硬度,可以广泛用于生产。

Description

一种布氏硬度增强的轴承
技术领域
本发明涉及轴承领域,具体地说,涉及一种布氏硬度增强的轴承。
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布氏硬度增强的轴承。
为了实现本发明的目的,本发明提供一种布氏硬度增强的轴承,它是由这样的轴承钢制成的,所述轴承钢的组成为(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;
0.25%至0.70%的铕;
0.2%至2.00%的钼;
0.2%至0.4%的钒;
0.0075%至0.0095%的镱;
0.010%至0.050%的钛:
其余为铁和不可避免的杂质。
优选地,所述轴承钢的组成为(以重量%计):
0.27%的碳;
0.60%的锰;
0.10%的磷;
0.16%的硫;
0.80%的硅;
0.03%的铝;
0.005%的氮;
0.57%的铬;
0.05%的铌;
0.30%的铜;
0.55%的铕;
1.00%的钼;
0.3%的钒;
0.0085%的镱;
0.035%的钛:
其余为铁和不可避免的杂质。
本发明所述的轴承具有增强的布氏硬度,可以广泛用于生产。
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轴承的制备
布氏硬度增强的轴承钢的组成为(以重量%计):
0.27%的碳;
0.60%的锰;
0.10%的磷;
0.16%的硫;
0.80%的硅;
0.03%的铝;
0.005%的氮;
0.57%的铬;
0.05%的铌;
0.30%的铜;
0.55%的铕;
1.00%的钼;
0.3%的钒;
0.0085%的镱;
0.035%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1.6℃/min以形成锭料。将锭料在900℃下保持8小时,然后在550℃下保持60分钟。此后使用500吨锤式锻造机进行热锻,这样制得轴承钢。将轴承钢在锻造机中压制成型以制造轴承1。
实施例2轴承的制备
按照和实施例1相同的方式制备轴承2,不同之处在于不使用钼。
实施例3轴承的制备
按照和实施例1相同的方式制备轴承3,不同之处在于不使用镱。
实施例4轴承的制备
按照和实施例1相同的方式制备轴承4,不同之处在于不使用铕。
实验例1
根据GB/T 231.1-2009来测定轴承1-4的布氏硬度。结果如下:轴承1的布氏硬度为271HRC,轴承2的布氏硬度为155HRC,轴承3的布氏硬度为158HRC,轴承4的布氏硬度为153HRC。
实验例2
根据GB/T 228-2002测定抗拉强度。结果如下:轴承1的抗拉强度Rm为887兆帕,轴承2的抗拉强度Rm为675兆帕,轴承3的抗拉强度Rm为654兆帕,轴承4的抗拉强度Rm为663兆帕。

Claims (2)

1.一种布氏硬度增强的轴承,其特征在于,它是由这样的轴承钢制成的,所述轴承钢的组成为(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;
0.25%至0.70%的铕;
0.2%至2.00%的钼;
0.2%至0.4%的钒;
0.0075%至0.0095%的镱;
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所述的布氏硬度增强的轴承,其特征在于,所述轴承钢的组成为(以重量%计):
0.27%的碳;
0.60%的锰;
0.10%的磷;
0.16%的硫;
0.80%的硅;
0.03%的铝;
0.005%的氮;
0.57%的铬;
0.05%的铌;
0.30%的铜;
0.55%的铕;
1.00%的钼;
0.3%的钒;
0.0085%的镱;
0.035%的钛:
其余为铁和不可避免的杂质。
CN201510824423.XA 2015-11-24 2015-11-24 一种布氏硬度增强的轴承 Pending CN106756630A (zh)

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CN201510824423.XA CN106756630A (zh) 2015-11-24 2015-11-24 一种布氏硬度增强的轴承

Applications Claiming Priority (1)

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CN201510824423.XA CN106756630A (zh) 2015-11-24 2015-11-24 一种布氏硬度增强的轴承

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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
CN103436817A (zh) * 2013-06-19 2013-12-11 浙江浦宁不锈钢有限公司 一种强度增强的钢材制备方法
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
CN103436817A (zh) * 2013-06-19 2013-12-11 浙江浦宁不锈钢有限公司 一种强度增强的钢材制备方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
何人葵 等: "《工程材料与热处理》", 31 July 2015, 北京:冶金工业出版社 *

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