CN105755355A - High-temperature-resistant automobile accessory alloy steel material and preparation method thereof - Google Patents

High-temperature-resistant automobile accessory alloy steel material and preparation method thereof Download PDF

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Publication number
CN105755355A
CN105755355A CN201610202124.7A CN201610202124A CN105755355A CN 105755355 A CN105755355 A CN 105755355A CN 201610202124 A CN201610202124 A CN 201610202124A CN 105755355 A CN105755355 A CN 105755355A
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China
Prior art keywords
parts
alloy steel
steel material
silicon
high temperature
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Pending
Application number
CN201610202124.7A
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Chinese (zh)
Inventor
岳胜桥
龚达锦
吴海峰
郑福新
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SUZHOU RUIXIN AUTO PARTS CO Ltd
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SUZHOU RUIXIN AUTO PARTS CO Ltd
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Priority to CN201610202124.7A priority Critical patent/CN105755355A/en
Publication of CN105755355A publication Critical patent/CN105755355A/en
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    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/006—Making ferrous alloys compositions used for making 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
    • C22C38/02—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
    • C22C38/10—Ferrous alloys, e.g. steel alloys containing cobalt
    • 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
    • C22C38/18—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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron

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  • 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 Articles (AREA)

Abstract

The invention discloses a high-temperature-resistant automobile accessory alloy steel material and a preparation method thereof.The method includes the steps of putting 85-100 parts of iron, 2-3 parts of graphite, 0.5-1 part of silicon, 0.01-0.02 part of chromium, 0.01-0.08 part of aluminum, 0.5-2 parts of silicon, 0.05-0.3 part of boron, 0.1-0.3 part of magnesium and 0.05-0.09 part of vanadium, 0.08-0.15 part of titanium and 0.01-0.06 part of cobalt into a medium-frequency induction furnace in proportion to be molten, heating to 1400 DEG C at the speed of 50 DEG C per minute, getting the materials out of the furnace to be cast, conducting quenching at the temperature of 900 DEG C for 1 hour, getting the materials out of the furnace to be air-cooled, conducting tempering at the temperature of 300 DEG C for 1 hour, and getting the materials out of the furnace to be air-cooled to prepare the high-temperature-resistant automobile accessory alloy steel material.The alloy steel material is excellent in corrosion resistance and suitable for application and popularization and has wide market value.

Description

A kind of high temperature resistant vehicle accessory alloy steel material and preparation method thereof
Technical field
The invention belongs to auto parts manufacturing technology field, be specifically related to a kind of high temperature resistant vehicle accessory alloy steel material and preparation method thereof.
Background technology
Automobile has the part of more than 90% to be metal parts, and the drawback of metal parts is exactly easily be corroded, and the corrosion of auto parts is mainly atmospheric corrosion, belongs to electrochemical corrosion, is modal in metal erosion.According to statistics, in metal erosion, atmospheric corrosion accounts for more than half, and most parts of automobile are all directly and atmosphere.So-called atmospheric corrosion refers to metal rust corrosion under the effect of humid air at normal temperatures.When being substantially free of moisture in an atmosphere, due to the effect of oxygen in air, even if metal surface at room temperature also can be made to produce moisture film one layer very thin, corrosion carries out in moisture film.In air, not only metal can be corrosive by oxygen, even the gas such as carbon dioxide, copper dioxide or the impurity such as dust, salt all can accelerate electrochemical corrosion and make metal damage.
As the part of automobile, not only structural strength with functionally have higher requirement, no less important in machining simultaneously, such requirement is not only and is met the primary condition that automobile uses, and is also the safe and reliable guarantee increased the service life simultaneously.
In prior art, the steel of production auto parts machinery are common middle low content steel alloy, and because these automobile metal accessories are functionally usually moving component frequently in use, wear rate is significantly high, changes frequently, adds maintenance cost；Searching out a kind of raising hardness and anti-wear performance, the steel alloy of the middle low content that piece surface heat resistance is high is extremely important with regard to what show simultaneously.
Summary of the invention
Goal of the invention: a kind of high temperature resistant vehicle accessory alloy steel material and preparation method thereof is provided.
Technical scheme:
A kind of high temperature resistant vehicle accessory alloy steel material, it is to use following Material synthesis:
Ferrum 85～100 parts, 2～3 parts of graphite, silicon 0.5～1 part, chromium 0.01～0.02 part, 0.01～0.08 part of aluminum, silicon 0.5～2 part, boron 0.05～0.3 part, 0.1～0.3 part of magnesium, vanadium 0.05～0.09 part, titanium 0.08～0.15 part, cobalt 0.01～0.06 part.
Preferred as the present invention, it is to use following Material synthesis:
Ferrum 90 parts, 22.5 parts of graphite, silicon 0.8 part, chromium 0.015 part, 0.05 part of aluminum, silicon 1 part, boron 0.08 part, 0.2 part of magnesium, vanadium 0.08 part, titanium 0.1 part, cobalt 0.05 part.
Preferred as the present invention, it is to use following Material synthesis:
Ferrum 85 parts, 2 parts of graphite, silicon 0.5 part, chromium 0.01 part, 0.01 part of aluminum, silicon 0.5 part, boron 0.05 part, 0.1 part of magnesium, vanadium 0.05 part, titanium 0.08 part, cobalt 0.01 part.
Preferred as the present invention, it is to use following Material synthesis:
Ferrum 100 parts, 3 parts of graphite, silicon 1 part, chromium 0.02 part, 0.08 part of aluminum, silicon 2 parts, boron 0.3 part, 0.3 part of magnesium, vanadium 0.09 part, titanium 0.15 part, cobalt 0.06 part.
The preparation method of above-mentioned high temperature resistant vehicle accessory alloy steel material, comprises the steps:
(1) ferrum 85～100 parts, 2～3 parts of graphite, silicon 0.5～1 part, chromium 0.01～0.02 part, 0.01～0.08 part of aluminum, silicon 0.5～2 part, boron 0.05～0.3 part, 0.1～0.3 part of magnesium, vanadium 0.05～0.09 part, titanium 0.08～0.15 part, cobalt 0.01～0.06 part are put in proportion in intermediate frequency furnace and melt；
(2) 1200 DEG C it are warming up to, tapping casting；
(3) Quenching Treatment: hardening heat is 400～500 DEG C, insulation 2～3h, air cooling of coming out of the stove,
(4) temper: temperature is 300～350 DEG C, is incubated 2～5h, air cooling of coming out of the stove, namely obtains high temperature resistant vehicle accessory alloy steel material.
In step (2), programming rate is the speed of 60 DEG C/min.
In step (3), described hardening heat is 400 DEG C.
In step (4), described temperature is 350 DEG C.
Beneficial effect: the corrosion resistance of high temperature resistant vehicle accessory alloy steel material prepared by the present invention is good, has stronger resistance to elevated temperatures, suitable popularization and application, there is wide market value.
Detailed description of the invention
According to following embodiment, it is possible to be more fully understood that the present invention.But, as it will be easily appreciated by one skilled in the art that the content described by embodiment is merely to illustrate the present invention, and should without the present invention described in detail in restriction claims.
Embodiment 1:
(1) ferrum 90 parts, 22.5 parts of graphite, silicon 0.8 part, chromium 0.015 part, 0.05 part of aluminum, silicon 1 part, boron 0.08 part, 0.2 part of magnesium, vanadium 0.08 part, titanium 0.1 part, cobalt 0.05 part are put in proportion in intermediate frequency furnace and melt；
(2) 1200 DEG C it are warming up to, tapping casting；
(3) Quenching Treatment: hardening heat is 400 DEG C, insulation 2h, air cooling of coming out of the stove,
(4) temper: temperature is 300 DEG C, is incubated 2h, air cooling of coming out of the stove, namely obtains high temperature resistant vehicle accessory alloy steel material.
Embodiment 2:
(1) by Material synthesis:
Ferrum 85 parts, 2 parts of graphite, silicon 0.5 part, chromium 0.01 part, 0.01 part of aluminum, silicon 0.5 part, boron 0.05 part, 0.1 part of magnesium, vanadium 0.05 part, titanium 0.08 part, cobalt 0.01 part put in proportion in intermediate frequency furnace and melt；
(2) 1200 DEG C it are warming up to, tapping casting；
(3) Quenching Treatment: hardening heat is 500 DEG C, insulation 2.5h, air cooling of coming out of the stove,
(4) temper: temperature is 320 DEG C, is incubated 3h, air cooling of coming out of the stove, namely obtains high temperature resistant vehicle accessory alloy steel material.
Embodiment 3:
(1) ferrum 100 parts, 3 parts of graphite, silicon 1 part, chromium 0.02 part, 0.08 part of aluminum, silicon 2 parts, boron 0.3 part, 0.3 part of magnesium, vanadium 0.09 part, titanium 0.15 part, cobalt 0.06 part are put in proportion in intermediate frequency furnace and melt；
(2) 1200 DEG C it are warming up to, tapping casting；
(3) Quenching Treatment: hardening heat is 500 DEG C, insulation 3h, air cooling of coming out of the stove,
(4) temper: temperature is 350 DEG C, is incubated 4h, air cooling of coming out of the stove, namely obtains high temperature resistant vehicle accessory alloy steel material.

Claims (8)

1. a high temperature resistant vehicle accessory alloy steel material, it is characterised in that it is to use following Material synthesis:
Ferrum 85 ~ 100 parts, 2 ~ 3 parts of graphite, silicon 0.5 ~ 1 part, chromium 0.01 ~ 0.02 part, 0.01 ~ 0.08 part of aluminum, silicon 0.5 ~ 2 part, boron 0.05 ~ 0.3 part, 0.1 ~ 0.3 part of magnesium, vanadium 0.05 ~ 0.09 part, titanium 0.08 ~ 0.15 part, cobalt 0.01 ~ 0.06 part.
2. high temperature resistant vehicle accessory alloy steel material according to claim 1, it is characterised in that it is to use following Material synthesis:
Ferrum 90 parts, 22.5 parts of graphite, silicon 0.8 part, chromium 0.015 part, 0.05 part of aluminum, silicon 1 part, boron 0.08 part, 0.2 part of magnesium, vanadium 0.08 part, titanium 0.1 part, cobalt 0.05 part.
3. high temperature resistant vehicle accessory alloy steel material according to claim 1, it is characterised in that it is to use following Material synthesis:
Ferrum 85 parts, 2 parts of graphite, silicon 0.5 part, chromium 0.01 part, 0.01 part of aluminum, silicon 0.5 part, boron 0.05 part, 0.1 part of magnesium, vanadium 0.05 part, titanium 0.08 part, cobalt 0.01 part.
4. high temperature resistant vehicle accessory alloy steel material according to claim 1, it is characterised in that it is to use following Material synthesis:
Ferrum 100 parts, 3 parts of graphite, silicon 1 part, chromium 0.02 part, 0.08 part of aluminum, silicon 2 parts, boron 0.3 part, 0.3 part of magnesium, vanadium 0.09 part, titanium 0.15 part, cobalt 0.06 part.
5. the preparation method of high temperature resistant vehicle accessory alloy steel material described in any one of claim 1 ~ 4, it is characterised in that comprise the steps:
(1) ferrum 85 ~ 100 parts, 2 ~ 3 parts of graphite, silicon 0.5 ~ 1 part, chromium 0.01 ~ 0.02 part, 0.01 ~ 0.08 part of aluminum, silicon 0.5 ~ 2 part, boron 0.05 ~ 0.3 part, 0.1 ~ 0.3 part of magnesium, vanadium 0.05 ~ 0.09 part, titanium 0.08 ~ 0.15 part, cobalt 0.01 ~ 0.06 part are put in proportion in intermediate frequency furnace and melt；
(2) 1200 DEG C it are warming up to, tapping casting；
(3) Quenching Treatment: hardening heat is 400 ~ 500 DEG C, insulation 2 ~ 3h, air cooling of coming out of the stove,
(4) temper: temperature is 300 ~ 350 DEG C, is incubated 2 ~ 5h, air cooling of coming out of the stove, namely obtains high temperature resistant vehicle accessory alloy steel material.
6. the preparation method of high temperature resistant vehicle accessory alloy steel material according to claim 5, it is characterised in that in step (2), programming rate is the speed of 60 DEG C/min.
7. the preparation method of high temperature resistant vehicle accessory alloy steel material according to claim 5, it is characterised in that in step (3), described hardening heat is 400 DEG C.
8. the preparation method of high temperature resistant vehicle accessory alloy steel material according to claim 5, it is characterised in that in step (4), described temperature is 350 DEG C.
CN201610202124.7A 2016-03-31 2016-03-31 High-temperature-resistant automobile accessory alloy steel material and preparation method thereof Pending CN105755355A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610202124.7A CN105755355A (en) 2016-03-31 2016-03-31 High-temperature-resistant automobile accessory alloy steel material and preparation method thereof

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103194662A (en) * 2013-04-24 2013-07-10 黎城恒泰精密铸造有限公司 Medium-carbon high-chromium-alloy cast steel lining plate for water quenching vehicle and manufacturing method thereof
CN104159680A (en) * 2012-03-06 2014-11-19 杰富意钢铁株式会社 Warm press forming method and automobile frame component
CN104745956A (en) * 2014-12-30 2015-07-01 桐城信邦电子有限公司 Metallic material for manufacturing valve-seat ring and preparation method of metallic material

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104159680A (en) * 2012-03-06 2014-11-19 杰富意钢铁株式会社 Warm press forming method and automobile frame component
CN103194662A (en) * 2013-04-24 2013-07-10 黎城恒泰精密铸造有限公司 Medium-carbon high-chromium-alloy cast steel lining plate for water quenching vehicle and manufacturing method thereof
CN104745956A (en) * 2014-12-30 2015-07-01 桐城信邦电子有限公司 Metallic material for manufacturing valve-seat ring and preparation method of metallic material

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Application publication date: 20160713