CN105543670A - High-hardness and high-strength alloy steel and preparing method - Google Patents

High-hardness and high-strength alloy steel and preparing method Download PDF

Info

Publication number
CN105543670A
CN105543670A CN201610060199.6A CN201610060199A CN105543670A CN 105543670 A CN105543670 A CN 105543670A CN 201610060199 A CN201610060199 A CN 201610060199A CN 105543670 A CN105543670 A CN 105543670A
Authority
CN
China
Prior art keywords
steel
alloy
mass percent
phosphorus
tellurium
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
CN201610060199.6A
Other languages
Chinese (zh)
Inventor
蔡锟
赵�卓
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.)
Anhui Is With Containing Ring Ltd Co
Original Assignee
Anhui Is With Containing Ring Ltd Co
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 Anhui Is With Containing Ring Ltd Co filed Critical Anhui Is With Containing Ring Ltd Co
Priority to CN201610060199.6A priority Critical patent/CN105543670A/en
Publication of CN105543670A publication Critical patent/CN105543670A/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
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
    • C21D1/20—Isothermal quenching, e.g. bainitic hardening
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/04—Making ferrous alloys by melting
    • 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
    • C22C38/002—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
    • C22C38/04—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
    • C22C38/10—Ferrous alloys, e.g. steel alloys containing cobalt
    • C22C38/105—Ferrous alloys, e.g. steel alloys containing cobalt containing Co and Ni
    • 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
    • C22C38/18—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Articles (AREA)

Abstract

The invention discloses high-hardness and high-strength alloy steel and a preparing method. The alloy steel comprises chemical components including, by mass percent, 0.2-0.3% of carbon, 0.6-0.8% of silicon, 1.5-1.7% of manganese, 0.5-0.78% of chromium, 1.8-2.5% of nickel, 0.03-0.13% of rhenium, 0.005-0.01% of boron, 0.01-0.03% of molybdenum, 0.04-0.05% of cobalt, 0.001-0.002% of tellurium, 0.001-0.002% of nitrogen, smaller than 0.035% of phosphorus, smaller than 0.055% of sulfur, and the balance iron. The defects in the prior art are overcome, and rolled steel good in comprehensive performance is obtained through the reasonable design of a trace of alloy elements and coordinated matching and is superior in mechanical performance.

Description

A kind of high-hardness high-strength alloy steel and preparation method
Technical field
The present invention relates to steel alloy production technical field, be specifically related to high-hardness high-strength alloy steel and preparation method.
Background technology
Outside deironing in steel alloy, carbon, add other alloying element, be just steel alloy.General carbon steel basis is added one or more appropriate alloying elements and the iron-carbon formed.According to the difference of Addition ofelements, and take suitable complete processing, high strength, high tenacity, the property such as wear-resisting, corrosion-resistant, low temperature resistant, high temperature resistant, nonmagnetic can be obtained.The existing rare metal added when the steel alloy produced is comparatively simple, generally is single rare metal, only has comparatively single effect, and existing not obvious.
Summary of the invention
For the deficiencies in the prior art, the invention provides a kind of high-hardness high-strength alloy steel, overcome the deficiencies in the prior art, by the alloying element of appropriate design trace, coordinate collocation, obtain the good steel of over-all properties, its mechanical property is superior.
Technical problem to be solved by this invention can be come to be realize by the following technical programs:
A kind of high-hardness high-strength alloy steel, the chemical composition of described steel alloy and mass percent thereof are: carbon 0.2 ~ 0.3%, silicon 0.6 ~ 0.8%, manganese 1.5 ~ 1.7%, chromium 0.5 ~ 0.78%, nickel 1.8 ~ 2.5%, rhenium 0.03 ~ 0.13%, boron 0.005 ~ 0.01%, molybdenum 0.01 ~ 0.03%, cobalt 0.04 ~ 0.05%, tellurium 0.001 ~ 0.002%, nitrogen 0.001 ~ 0.002%, phosphorus < 0.035%, sulphur < 0.055%, and all the other are iron composition.
The chemical composition of steel alloy and mass percent thereof are: carbon 0.2%, silicon 0.6%, manganese 1.5%, chromium 0.5%, nickel 1.8%, rhenium 0.03%, boron 0.005%, molybdenum 0.01%, cobalt 0.04%, tellurium 0.001%, nitrogen 0.001%, phosphorus < 0.035%, sulphur < 0.055%, and all the other are iron composition.
The chemical composition of steel alloy and mass percent thereof are: carbon 0.3%, silicon 0.8%, manganese 1.7%, chromium 0.78%, nickel 2.5%, rhenium 0.13%, boron 0.01%, molybdenum 0.03%, cobalt 0.05%, tellurium 0.002%, nitrogen 0.002%, phosphorus < 0.035%, sulphur < 0.055%, and all the other are iron composition.
The chemical composition of steel alloy and mass percent thereof are: carbon 0.25%, silicon 0.7%, manganese 1.6%, chromium 0.6%, nickel 2%, rhenium 0.2%, boron 0.01%, molybdenum 0.05%, cobalt 0.045%, tellurium 0.002%, nitrogen 0.002%, phosphorus < 0.035%, sulphur < 0.055%, and all the other are iron composition.
It is tungsten 0.3 ~ 0.5%, titanium 0.0002 ~ 0.0004% that described alloy also contains mass percent.
The chemical composition of steel alloy and mass percent thereof are: carbon 0.2%, silicon 0.6%, manganese 1.5%, chromium 0.5%, nickel 1.8%, rhenium 0.03%, boron 0.005%, molybdenum 0.01%, cobalt 0.04%, tellurium 0.001%, nitrogen 0.001%, tungsten 0.3%, titanium 0.0002%, phosphorus < 0.035%, sulphur < 0.055%, and all the other are iron composition.
The chemical composition of steel alloy and mass percent thereof are: carbon 0.3%, silicon 0.8%, manganese 1.7%, chromium 0.78%, nickel 2.5%, rhenium 0.13%, boron 0.01%, molybdenum 0.03%, cobalt 0.05%, tellurium 0.002%, nitrogen 0.002%, tungsten 0.4%, titanium 0.0003%, phosphorus < 0.035%, sulphur < 0.055%, and all the other are iron composition.
The chemical composition of steel alloy and mass percent thereof are: carbon 0.25%, silicon 0.7%, manganese 1.6%, chromium 0.6%, nickel 2%, rhenium 0.2%, boron 0.01%, molybdenum 0.05%, cobalt 0.045%, tellurium 0.002%, nitrogen 0.002%, tungsten 0.5%, titanium 0.0004%, phosphorus < 0.035%, sulphur < 0.055%, and all the other are iron composition.
The preparation method of high-hardness high-strength alloy steel, comprises the following steps:
1) prepare burden;
2) steel alloy is prepared by medium-frequency induction furnace melting; Before casting, constant temperature is carried out to molten steel and breeds 50 minutes, then with at least 30 DEG C/min of coolings 260 DEG C, and then be warming up to and breed temperature, and constant temperature 50 minutes, cast;
3) steel alloy is carried out normalizing and means of isothermal quenching; Described quenching isothermal quenching in two stages, the first stage adopts 230 ± 20 DEG C of salt bath austempering process to 600 DEG C, and quenching velocity remains on 30 DEG C of p.s.s; Subordinate phase is aqueous solution quench, and the aqueous solution remains on 75 ~ 80 DEG C, quenching velocity remain on 35 DEG C per second, quenching temperature is to 160 ~ 180 DEG C; Then temper, tempering temperature is 180 ~ 220 DEG C and is incubated 2 hours, then naturally cooling.
Compared with prior art, beneficial effect of the present invention is:
The present invention is by the alloying element of appropriate design trace, and coordinate collocation, obtain the good steel of over-all properties, its mechanical property is superior.
Embodiment
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment 1 one kinds of high-hardness high-strength alloy steel, the chemical composition of described steel alloy and mass percent thereof are: carbon 0.2%, silicon 0.6%, manganese 1.5%, chromium 0.5%, nickel 1.8%, rhenium 0.03%, boron 0.005%, molybdenum 0.01%, cobalt 0.04%, tellurium 0.001%, nitrogen 0.001%, phosphorus < 0.035%, sulphur < 0.055%, and all the other are iron composition.
Embodiment 2 one kinds of high-hardness high-strength alloy steel, the chemical composition of described steel alloy and mass percent thereof are: carbon 0.3%, silicon 0.8%, manganese 1.7%, chromium 0.78%, nickel 2.5%, rhenium 0.13%, boron 0.01%, molybdenum 0.03%, cobalt 0.05%, tellurium 0.002%, nitrogen 0.002%, phosphorus < 0.035%, sulphur < 0.055%, and all the other are iron composition.
Embodiment 3 one kinds of high-hardness high-strength alloy steel, the chemical composition of described steel alloy and mass percent thereof are: the chemical composition of steel alloy and mass percent thereof are: carbon 0.25%, silicon 0.7%, manganese 1.6%, chromium 0.6%, nickel 2%, rhenium 0.2%, boron 0.01%, molybdenum 0.05%, cobalt 0.045%, tellurium 0.002%, nitrogen 0.002%, phosphorus < 0.035%, sulphur < 0.055%, and all the other are iron composition.
Embodiment 4 one kinds of high-hardness high-strength alloy steel, the chemical composition of described steel alloy and mass percent thereof are: the chemical composition of steel alloy and mass percent thereof are: carbon 0.2%, silicon 0.6%, manganese 1.5%, chromium 0.5%, nickel 1.8%, rhenium 0.03%, boron 0.005%, molybdenum 0.01%, cobalt 0.04%, tellurium 0.001%, nitrogen 0.001%, tungsten 0.3%, titanium 0.0002%, phosphorus < 0.035%, sulphur < 0.055%, and all the other are iron composition.
Embodiment 5 one kinds of high-hardness high-strength alloy steel, the chemical composition of described steel alloy and mass percent thereof are: the chemical composition of steel alloy and mass percent thereof are: carbon 0.3%, silicon 0.8%, manganese 1.7%, chromium 0.78%, nickel 2.5%, rhenium 0.13%, boron 0.01%, molybdenum 0.03%, cobalt 0.05%, tellurium 0.002%, nitrogen 0.002%, tungsten 0.4%, titanium 0.0003%, phosphorus < 0.035%, sulphur < 0.055%, and all the other are iron composition.
Embodiment 6 one kinds of high-hardness high-strength alloy steel, the chemical composition of described steel alloy and mass percent thereof are: carbon 0.25%, silicon 0.7%, manganese 1.6%, chromium 0.6%, nickel 2%, rhenium 0.2%, boron 0.01%, molybdenum 0.05%, cobalt 0.045%, tellurium 0.002%, nitrogen 0.002%, tungsten 0.5%, titanium 0.0004%, phosphorus < 0.035%, sulphur < 0.055%, and all the other are iron composition.
Embodiment 7 one kinds of high-hardness high-strength alloy steel, the chemical composition of described steel alloy and mass percent thereof are: carbon 0.2%, silicon 0.6%, manganese 1.5%, chromium 0.5%, nickel 1.8%, rhenium 0.03%, boron 0.005%, molybdenum 0.01%, cobalt 0.04%, tellurium 0.001%, nitrogen 0.001%, phosphorus < 0.035%, sulphur < 0.055%, tungsten 0.4%, titanium 0.0003%, all the other are iron composition.
Embodiment 8 one kinds of high-hardness high-strength alloy steel, the chemical composition of described steel alloy and mass percent thereof are: carbon 0.25%, silicon 0.6%, manganese 1.5%, chromium 0.5%, nickel 1.8%, rhenium 0.03%, boron 0.005%, molybdenum 0.01%, cobalt 0.04%, tellurium 0.001%, nitrogen 0.001%, phosphorus < 0.035%, sulphur < 0.055%, tungsten 0.4%, titanium 0.0002%, and all the other are iron composition.
Embodiment 9 one kinds of high-hardness high-strength alloy steel, the chemical composition of described steel alloy and mass percent thereof are: carbon 0.25%, silicon 0.6%, manganese 1.5%, chromium 0.5%, nickel 1.8%, rhenium 0.03%, boron 0.005%, molybdenum 0.01%, cobalt 0.04%, tellurium 0.001%, nitrogen 0.001%, phosphorus < 0.035%, sulphur < 0.055%, tungsten 0.3%, titanium 0.0003%, phosphorus < 0.035%, sulphur < 0.055%, and all the other are iron composition.
Embodiment 10 1 kinds of high-hardness high-strength alloy steel, the chemical composition of described steel alloy and mass percent thereof are: carbon 0.2%, silicon 0.6%, manganese 1.5%, chromium 0.5%, nickel 1.8%, rhenium 0.03%, boron 0.005%, molybdenum 0.01%, cobalt 0.04%, tellurium 0.001%, nitrogen 0.001%, phosphorus < 0.035%, sulphur < 0.055%, tungsten 0.3%, titanium 0.0003%, phosphorus < 0.035%, sulphur < 0.055%, and all the other are iron composition.
The preparation method of high-hardness high-strength alloy steel, comprises the following steps:
1) prepare burden;
2) steel alloy is prepared by medium-frequency induction furnace melting; Before casting, constant temperature is carried out to molten steel and breeds 50 minutes, then with at least 30 DEG C/min of coolings 260 DEG C, and then be warming up to and breed temperature, and constant temperature 50 minutes, cast;
3) steel alloy is carried out normalizing and means of isothermal quenching; Described quenching isothermal quenching in two stages, the first stage adopts 230 ± 20 DEG C of salt bath austempering process to 600 DEG C, and quenching velocity remains on 30 DEG C of p.s.s; Subordinate phase is aqueous solution quench, and the aqueous solution remains on 75 ~ 80 DEG C, quenching velocity remain on 35 DEG C per second, quenching temperature is to 160 ~ 180 DEG C; Then temper, tempering temperature is 180 ~ 220 DEG C and is incubated 2 hours, then naturally cooling.
It should be noted that, in this article, such as term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical element.
Above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.

Claims (9)

1. a high-hardness high-strength alloy steel, it is characterized in that: the chemical composition of described steel alloy and mass percent thereof are: carbon 0.2 ~ 0.3%, silicon 0.6 ~ 0.8%, manganese 1.5 ~ 1.7%, chromium 0.5 ~ 0.78%, nickel 1.8 ~ 2.5%, rhenium 0.03 ~ 0.13%, boron 0.005 ~ 0.01%, molybdenum 0.01 ~ 0.03%, cobalt 0.04 ~ 0.05%, tellurium 0.001 ~ 0.002%, nitrogen 0.001 ~ 0.002%, phosphorus < 0.035%, sulphur < 0.055%, all the other are iron composition.
2. high-hardness high-strength alloy steel according to claim 1, it is characterized in that: the chemical composition of steel alloy and mass percent thereof are: carbon 0.2%, silicon 0.6%, manganese 1.5%, chromium 0.5%, nickel 1.8%, rhenium 0.03%, boron 0.005%, molybdenum 0.01%, cobalt 0.04%, tellurium 0.001%, nitrogen 0.001%, phosphorus < 0.035%, sulphur < 0.055%, all the other are iron composition.
3. high-hardness high-strength alloy steel according to claim 1, it is characterized in that: the chemical composition of steel alloy and mass percent thereof are: carbon 0.3%, silicon 0.8%, manganese 1.7%, chromium 0.78%, nickel 2.5%, rhenium 0.13%, boron 0.01%, molybdenum 0.03%, cobalt 0.05%, tellurium 0.002%, nitrogen 0.002%, phosphorus < 0.035%, sulphur < 0.055%, all the other are iron composition.
4. high-hardness high-strength alloy steel according to claim 1, it is characterized in that: the chemical composition of steel alloy and mass percent thereof are: carbon 0.25%, silicon 0.7%, manganese 1.6%, chromium 0.6%, nickel 2%, rhenium 0.2%, boron 0.01%, molybdenum 0.05%, cobalt 0.045%, tellurium 0.002%, nitrogen 0.002%, phosphorus < 0.035%, sulphur < 0.055%, all the other are iron composition.
5. high-hardness high-strength alloy steel according to claim 1, is characterized in that: it is tungsten 0.3 ~ 0.5%, titanium 0.0002 ~ 0.0004% that described alloy also contains mass percent.
6. high-hardness high-strength alloy steel according to claim 5, it is characterized in that: the chemical composition of steel alloy and mass percent thereof are: carbon 0.2%, silicon 0.6%, manganese 1.5%, chromium 0.5%, nickel 1.8%, rhenium 0.03%, boron 0.005%, molybdenum 0.01%, cobalt 0.04%, tellurium 0.001%, nitrogen 0.001%, tungsten 0.3%, titanium 0.0002%, phosphorus < 0.035%, sulphur < 0.055%, all the other are iron composition.
7. high-hardness high-strength alloy steel according to claim 5, it is characterized in that: the chemical composition of steel alloy and mass percent thereof are: carbon 0.3%, silicon 0.8%, manganese 1.7%, chromium 0.78%, nickel 2.5%, rhenium 0.13%, boron 0.01%, molybdenum 0.03%, cobalt 0.05%, tellurium 0.002%, nitrogen 0.002%, tungsten 0.4%, titanium 0.0003%, phosphorus < 0.035%, sulphur < 0.055%, all the other are iron composition.
8. high-hardness high-strength alloy steel according to claim 5, it is characterized in that: the chemical composition of steel alloy and mass percent thereof are: the chemical composition of steel alloy and mass percent thereof are: carbon 0.25%, silicon 0.7%, manganese 1.6%, chromium 0.6%, nickel 2%, rhenium 0.2%, boron 0.01%, molybdenum 0.05%, cobalt 0.045%, tellurium 0.002%, nitrogen 0.002%, tungsten 0.5%, titanium 0.0004%, phosphorus < 0.035%, sulphur < 0.055%, all the other are iron composition.
9. the preparation method of high-hardness high-strength alloy steel according to claim 1, is characterized in that: comprise the following steps:
1) prepare burden;
2) steel alloy is prepared by medium-frequency induction furnace melting; Before casting, constant temperature is carried out to molten steel and breeds 50 minutes, then with at least 30 DEG C/min of coolings 260 DEG C, and then be warming up to and breed temperature, and constant temperature 50 minutes, cast;
3) steel alloy is carried out normalizing and means of isothermal quenching; Described quenching isothermal quenching in two stages, the first stage adopts 230 ± 20 DEG C of salt bath austempering process to 600 DEG C, and quenching velocity remains on 30 DEG C of p.s.s; Subordinate phase is aqueous solution quench, and the aqueous solution remains on 75 ~ 80 DEG C, quenching velocity remain on 35 DEG C per second, quenching temperature is to 160 ~ 180 DEG C; Then temper, tempering temperature is 180 ~ 220 DEG C and is incubated 2 hours, then naturally cooling.
CN201610060199.6A 2016-01-26 2016-01-26 High-hardness and high-strength alloy steel and preparing method Pending CN105543670A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610060199.6A CN105543670A (en) 2016-01-26 2016-01-26 High-hardness and high-strength alloy steel and preparing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610060199.6A CN105543670A (en) 2016-01-26 2016-01-26 High-hardness and high-strength alloy steel and preparing method

Publications (1)

Publication Number Publication Date
CN105543670A true CN105543670A (en) 2016-05-04

Family

ID=55823222

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610060199.6A Pending CN105543670A (en) 2016-01-26 2016-01-26 High-hardness and high-strength alloy steel and preparing method

Country Status (1)

Country Link
CN (1) CN105543670A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105950968A (en) * 2016-07-11 2016-09-21 吴用镜 High-hardness and high-strength alloy steel for drilling rod
CN106399869A (en) * 2016-10-12 2017-02-15 繁昌县金科机电科技有限公司 High-carbon-steel anti-impact nut connecting piece and preparation method thereof
CN108374124A (en) * 2018-03-29 2018-08-07 冯满 A kind of steel alloy

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101065503A (en) * 2004-11-03 2007-10-31 蒂森克虏伯钢铁股份公司 High-strength steel strip or sheet exhibiting twip properties and method for producing said strip by direct strip casting
JP2007302918A (en) * 2006-05-09 2007-11-22 Nippon Steel Corp High strength steel sheet with excellent bore expandability and formability, and its manufacturing method
CN104053806A (en) * 2012-01-26 2014-09-17 杰富意钢铁株式会社 High-strength hot-rolled steel sheet and method for producing same

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101065503A (en) * 2004-11-03 2007-10-31 蒂森克虏伯钢铁股份公司 High-strength steel strip or sheet exhibiting twip properties and method for producing said strip by direct strip casting
JP2007302918A (en) * 2006-05-09 2007-11-22 Nippon Steel Corp High strength steel sheet with excellent bore expandability and formability, and its manufacturing method
CN104053806A (en) * 2012-01-26 2014-09-17 杰富意钢铁株式会社 High-strength hot-rolled steel sheet and method for producing same

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105950968A (en) * 2016-07-11 2016-09-21 吴用镜 High-hardness and high-strength alloy steel for drilling rod
CN106399869A (en) * 2016-10-12 2017-02-15 繁昌县金科机电科技有限公司 High-carbon-steel anti-impact nut connecting piece and preparation method thereof
CN108374124A (en) * 2018-03-29 2018-08-07 冯满 A kind of steel alloy

Similar Documents

Publication Publication Date Title
CN104018083B (en) Nitrogenous stainless bearing steel and preparation method
CN104831174B (en) High-temperature oxidation resistant metal material and preparation method thereof
CN109266970A (en) High-nitrogen, high-chromium plastic die steel and its smelting and heat treatment method
CN105543670A (en) High-hardness and high-strength alloy steel and preparing method
CN104195470B (en) A kind of alloy steel for automobile wheel hub and manufacturing process thereof
CN109023104B (en) 4Cr13 plastic die steel and preparation method thereof
CN109536844B (en) High-temperature-resistant die steel and preparation method thereof
CN103014482B (en) Metal material produced from heat-resistant and corrosion-resistant austenite nodular cast iron and manufacturing method thereof
CN104152805A (en) Alloy steel and thermal treatment method thereof
CN112048668B (en) High-hardness steel for shield cutter and manufacturing method thereof
CN105671417A (en) High-hardness wear-resisting alloy steel suitable for annular supporting piece and preparing method
KR101845410B1 (en) Heat treatment method of high strength gray cast irons and composition of high strength gray cast irons using thereof
CN104651706A (en) Anti-corrosion cast iron and manufacturing method thereof
CN104313490A (en) Alloy steel material
CN106544583A (en) A kind of super abrasive H13 mould steel
CN104294188A (en) High-hardness alloy steel and preparation method thereof
CN104328363A (en) High-hardness alloy steel
CN104480371A (en) Preparation method of wear-resistant ferroalloy
CN104313489A (en) Alloy steel material and preparation method thereof
CN102899585A (en) High-hardness and high-abrasion-resistance iron alloy material
CN103276321B (en) Steel for anti-corrosive plastic die and production method for same
CN104294190A (en) Preparation method of alloy with high surface heat resistance
CN104313508A (en) Alloy with high surface heat resistance and preparation method thereof
CN105536932A (en) High-chromium bimetal liquid composite hammer and preparation method thereof
CN104073733A (en) Air corrosion-resistant alloy steel material and preparation method thereof

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20160504

RJ01 Rejection of invention patent application after publication