CN106801192A - A kind of enhanced bearing steel of Brinell hardness - Google Patents

A kind of enhanced bearing steel of Brinell hardness Download PDF

Info

Publication number
CN106801192A
CN106801192A CN201510835230.4A CN201510835230A CN106801192A CN 106801192 A CN106801192 A CN 106801192A CN 201510835230 A CN201510835230 A CN 201510835230A CN 106801192 A CN106801192 A CN 106801192A
Authority
CN
China
Prior art keywords
bearing steel
brinell hardness
enhanced
present
enhanced bearing
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
CN201510835230.4A
Other languages
Chinese (zh)
Inventor
徐文萍
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CN201510835230.4A priority Critical patent/CN106801192A/en
Publication of CN106801192A publication Critical patent/CN106801192A/en
Pending legal-status Critical Current

Links

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
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/002—Heat treatment of ferrous alloys containing Cr
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/005—Heat treatment of ferrous alloys containing Mn
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/008—Heat treatment of ferrous alloys containing Si
    • 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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/005—Modifying the physical properties by deformation combined with, or followed by, heat treatment of ferrous alloys
    • 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
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • 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
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • 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
    • C22C38/06—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
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • 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
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing 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
    • C22C38/16—Ferrous alloys, e.g. steel alloys containing 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
    • 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
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur

Abstract

The present invention relates to a kind of enhanced bearing steel of Brinell hardness, its composition is (in terms of weight %)：0.25% to 0.29% carbon；0.10% to 1.20% manganese；0.09% to 0.13% phosphorus；0.10% to 0.19% sulphur；0.60% to 1.00% silicon；≤ 0.09% aluminium；≤ 0.01% nitrogen；0.45% to 0.83% chromium；0.04% to 0.07% niobium；≤ 0.50% copper；0.25% to 0.70% europium；0.2% to 2.00% molybdenum；0.2% to 0.4% vanadium；0.0075% to 0.0095% ytterbium；0.010% to 0.050% titanium：Remaining is iron and inevitable impurity.Bearing steel of the present invention has enhanced Brinell hardness, can be widely applied to field of bearings.

Description

A kind of enhanced bearing steel of Brinell hardness
Technical field
The present invention relates to field of bearings, specifically, it is related to a kind of enhanced bearing steel of Brinell hardness.
Background technology
Bearing is parts the most frequently used in producing, but due at present for the requirement of bearing
More and more higher, some current bearings can not meet requirement.
The content of the invention
It is an object of the invention to provide a kind of enhanced bearing steel of Brinell hardness.
In order to realize the purpose of the present invention, the present invention provides a kind of Brinell hardness enhanced bearing steel, and its composition is (in terms of weight %)：
0.25% to 0.29% carbon；
0.10% to 1.20% manganese；
0.09% to 0.13% phosphorus；
0.10% to 0.19% sulphur；
0.60% to 1.00% silicon；
≤ 0.09% aluminium；
≤ 0.01% nitrogen；
0.45% to 0.83% chromium；
0.04% to 0.07% niobium；
≤ 0.50% copper；
0.25% to 0.70% europium；
0.2% to 2.00% molybdenum；
0.2% to 0.4% vanadium；
0.0075% to 0.0095% ytterbium；
0.010% to 0.050% titanium：
Remaining is iron and inevitable impurity.
Preferably, the composition of the enhanced bearing steel of Brinell hardness of the present invention is (in terms of weight %)：
0.27% carbon；
0.60% manganese；
0.10% phosphorus；
0.16% sulphur；
0.80% silicon；
0.03% aluminium；
0.005% nitrogen；
0.57% chromium；
0.05% niobium；
0.30% copper；
0.55% europium；
1.00% molybdenum；
0.3% vanadium；
0.0085% ytterbium；
0.035% titanium：
Remaining is iron and inevitable impurity.
Bearing steel of the present invention has enhanced Brinell hardness, can be widely applied to field of bearings.
Specific embodiment
Below by way of the description of specific embodiment, the invention will be further described, but this is not limitation of the present invention, those skilled in the art's basic thought of the invention, various modifications may be made or improves, but without departing from basic thought of the invention, within the scope of the present invention.
The preparation of the bearing steel of embodiment 1
The composition of the enhanced bearing steel of Brinell hardness is (in terms of weight %)：
0.27% carbon；
0.60% manganese；
0.10% phosphorus；
0.16% sulphur；
0.80% silicon；
0.03% aluminium；
0.005% nitrogen；
0.57% chromium；
0.05% niobium；
0.30% copper；
0.55% europium；
1.00% molybdenum；
0.3% vanadium；
0.0085% ytterbium；
0.035% titanium：
Remaining is iron and inevitable impurity.
The 30kg steel material that will be constituted with mentioned component is melted in high-frequency vacuum smelting furnace, is then cast, and cooling velocity is 1.6 DEG C/min to form ingot in the casting.Ingot is kept 8 hours at 900 DEG C, is then kept for 60 minutes at 550 DEG C.Hereafter hot forging is carried out using 500 tons of hammer forging machines, bearing steel 1 is so obtained.
The preparation of the bearing steel of embodiment 2
Bearing steel 2 is prepared according to the same manner as in Example 1, and difference is not use molybdenum.
The preparation of the bearing steel of embodiment 3
Bearing steel 3 is prepared according to the same manner as in Example 1, and difference is not use ytterbium.
The preparation of the bearing steel of embodiment 4
Bearing steel 4 is prepared according to the same manner as in Example 1, and difference is not use europium.
Experimental example 1
The Brinell hardness of bearing steel 1-4 is determined according to GB/T 231.1-2009.Result is as follows：The Brinell hardness of bearing steel 1 is 263HRC, and the Brinell hardness of bearing steel 2 is 147HRC, and the Brinell hardness of bearing steel 3 is 165HRC, and the Brinell hardness of bearing steel 4 is 151HRC.
Experimental example 2
Tensile strength is determined according to GB/T 228-2002.Result is as follows：The tensile strength R of bearing steel 1mIt is 898 MPas, the tensile strength R of bearing steel 2mIt is 656 MPas, the tensile strength R of bearing steel 3mIt is 637 MPas, the tensile strength R of bearing steel 4mIt is 643 MPas.

Claims (2)

1. the enhanced bearing steel of a kind of Brinell hardness, it is characterised in that its composition for (with Weight % is counted)：
0.25% to 0.29% carbon；
0.10% to 1.20% manganese；
0.09% to 0.13% phosphorus；
0.10% to 0.19% sulphur；
0.60% to 1.00% silicon；
≤ 0.09% aluminium；
≤ 0.01% nitrogen；
0.45% to 0.83% chromium；
0.04% to 0.07% niobium；
≤ 0.50% copper；
0.25% to 0.70% europium；
0.2% to 2.00% molybdenum；
0.2% to 0.4% vanadium；
0.0075% to 0.0095% ytterbium；
0.010% to 0.050% titanium：
Remaining is iron and inevitable impurity.
2. the enhanced bearing steel of Brinell hardness according to claim 1, it is characterised in that Its composition is (in terms of weight %)：
0.27% carbon；
0.60% manganese；
0.10% phosphorus；
0.16% sulphur；
0.80% silicon；
0.03% aluminium；
0.005% nitrogen；
0.57% chromium；
0.05% niobium；
0.30% copper；
0.55% europium；
1.00% molybdenum；
0.3% vanadium；
0.0085% ytterbium；
0.035% titanium：
Remaining is iron and inevitable impurity.
CN201510835230.4A 2015-11-26 2015-11-26 A kind of enhanced bearing steel of Brinell hardness Pending CN106801192A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510835230.4A CN106801192A (en) 2015-11-26 2015-11-26 A kind of enhanced bearing steel of Brinell hardness

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510835230.4A CN106801192A (en) 2015-11-26 2015-11-26 A kind of enhanced bearing steel of Brinell hardness

Publications (1)

Publication Number Publication Date
CN106801192A true CN106801192A (en) 2017-06-06

Family

ID=58976984

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510835230.4A Pending CN106801192A (en) 2015-11-26 2015-11-26 A kind of enhanced bearing steel of Brinell hardness

Country Status (1)

Country Link
CN (1) CN106801192A (en)

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 (en) * 2010-09-15 2013-05-08 株式会社神户制钢所 Bearing steel
CN103436817A (en) * 2013-06-19 2013-12-11 浙江浦宁不锈钢有限公司 Strength-enhanced steel preparation method
JP5652555B2 (en) * 2011-10-20 2015-01-14 新日鐵住金株式会社 Bearing steel and manufacturing method thereof

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 (en) * 2010-09-15 2013-05-08 株式会社神户制钢所 Bearing steel
JP5652555B2 (en) * 2011-10-20 2015-01-14 新日鐵住金株式会社 Bearing steel and manufacturing method thereof
CN103436817A (en) * 2013-06-19 2013-12-11 浙江浦宁不锈钢有限公司 Strength-enhanced steel preparation method

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 *

Similar Documents

Publication Publication Date Title
NZ614798A (en) High-strength, high-toughness, wear-resistant steel plate and manufacturing method thereof
CN103436817B (en) A kind of preparation method of strengthened steel
CN103352180B (en) A kind of manufacture method of carbon alloy
JP2019065344A (en) Low thermal expansion alloy
CN104032234A (en) Refractory reinforcing steel bar and production process thereof
FR3064282B1 (en) STEEL, METHOD FOR MANUFACTURING MECHANICAL PARTS FROM THIS STEEL, AND PARTS SO MANUFACTURED
CN104451462B (en) A kind of high-ductility alloy
CN103352178B (en) A kind of containing titanium alloy
CN106756632A (en) A kind of enhanced bearing steel of Rockwell hardness
CN106801205A (en) A kind of enhanced bearing steel of tensile strength
CN106801192A (en) A kind of enhanced bearing steel of Brinell hardness
CN106756629A (en) A kind of manufacture method of the enhanced bearing of Brinell hardness
CN104388808B (en) A kind of preparation method of abrasion-resistant stee
CN106756631A (en) A kind of manufacture method of the enhanced bearing of Rockwell hardness
CN103352177B (en) A kind of strengthened steel
CN106756630A (en) A kind of enhanced bearing of Brinell hardness
CN106801203A (en) A kind of preparation method of the enhanced bearing steel of Brinell hardness
CN104404400B (en) A kind of abrasion-resistant stee
CN106756633A (en) A kind of enhanced bearing of Rockwell hardness
CN103352179B (en) A kind of phosphorus-containing alloy
CN106801204A (en) A kind of enhanced bearing of tensile strength
CN106801191A (en) A kind of preparation method of the enhanced bearing steel of Rockwell hardness
KR20160064347A (en) High manganese light weight steel with excellent wear resistance and method of manufacturing the same
CN103667904B (en) A kind of technique preparing automobile fitting die casting
CN105463320A (en) High-strength wear-resistant steel for track shoe and preparing method for high-strength wear-resistant steel

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: 20170606

RJ01 Rejection of invention patent application after publication