CN106148854A - High tenacity spring support and preparation technology thereof - Google Patents
High tenacity spring support and preparation technology thereof Download PDFInfo
- Publication number
- CN106148854A CN106148854A CN201610529901.9A CN201610529901A CN106148854A CN 106148854 A CN106148854 A CN 106148854A CN 201610529901 A CN201610529901 A CN 201610529901A CN 106148854 A CN106148854 A CN 106148854A
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- CN
- China
- Prior art keywords
- spring support
- high tenacity
- support
- preparation technology
- tenacity spring
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Classifications
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- 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
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of 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
- 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
- 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
-
- 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
- C22C38/005—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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/34—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
-
- 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
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
-
- 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
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
-
- 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
- C21D2261/00—Machining or cutting being involved
Abstract
nullThe invention discloses a kind of high tenacity spring support and preparation technology thereof，The material composition of the useful weight portion of described leaf springs of car: C 0.53～0.69%，Mn 11.8～13.6%，Si 1.6～1.8%，Zr4.2～5%，Ni 3.6～4.8%，Mo 0.56～1.2%，W 0.05～0.2%，Nb 4.24～5.52%，RE 0.12～0.18%，Cr 12.8～14.9%，S≤0.03%，P≤0.03%，Remaining is Fe and inevitable impurity，Present invention optimizes the proportioning of each element，Each element is made to produce synergism，The toughness of spring carrier after heat treatment、Intensity、Corrosion resistance and resistant to hydrogen performance dramatically increase，Service life significantly improves.
Description
Technical field
The present invention relates to automobile absorber stamping parts technical field, be specifically related to a kind of high tenacity spring support and preparation thereof
Technique.
Background technology
In order to make the vibration of vehicle frame and vehicle body decay rapidly, improve ride comfort and the comfortableness of running car, automotive suspension
Being typically equipped with amortisseur in system, amortisseur is the rapid wear accessory during automobile uses, and amortisseur work quality will directly
Affect the stationarity of running car and the life-span of other parts, therefore should make amortisseur often in good working order, its
In, spring carrier is one of modal part in automobile absorber.
Spring carrier is for supporting and one of the stamping parts of automobile positioning spring, it in bearing automobile weight, guarantee vapour
Playing very important effect during car stable operation, but the most toughness in existing commercially available prod is poor, corrosion resistance is poor,
Being easily broken off, service life is shorter.
Summary of the invention
For the deficiencies in the prior art, the invention provides the spring support of a kind of high tenacity, its mechanical strength is high, anti-
Corrosive power is strong, and service life is long.
For realizing object above, the present invention is achieved by the following technical programs:
A kind of high tenacity spring support, is made up of the material of following weight portion: C 0.53～0.69%, Mn 11.8～
13.6%, Si 1.6～1.8%, Zr 4.2～5%, Ni 3.6～4.8%, Mo 0.56～1.2%, W 0.05～0.2%,
Nb 4.24～5.52%, RE 0.12～0.18%, Cr 12.8～14.9%, S≤0.03%, P≤0.03%, remaining is Fe
With inevitable impurity.
Preferably, described high tenacity spring support, it is made up of the material of following weight portion: C0.57～0.63%, Mn
11.8%, Si 1.68～1.78%, Zr 4.5～4.8%, Mo 0.34～0.38%, Ni 3.9～4.3%, W0.09～
0.176%, Nb 4.56～5.04%, RE 0.145～0.176%, Cr13.2～14.3%, S≤0.03%, P≤0.03%,
Remaining is Fe and inevitable impurity.
Preferably, described RE be rare earth element La and Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu,
The combination in any of Sc.
The preparation technology of high tenacity spring support, comprises the following steps:
(1) pig iron is added melting in stove, after ferrum is completely melted, adds Zr, Ni, Mo, W, Nb, RE, Cr, be completely melt
After, temperature is increased to 1500 DEG C, is subsequently adding Si, Mn and carries out precipitation desoxydation, be subsequently poured into die for molding；
(2) exemplar of step (1) is carried out blanking, punching, deburring；
(3) support in step (2) is heated to 800 DEG C, after being incubated 2 hours, puts into and quenching liquid is cooled to 500 DEG C,
Air cooling is to room temperature again；
(4) exemplar of step (3) is carried out drawing, flange, shaping, hole flanging, bending, obtain support；
(5) support in step (4) is carried out sealing treatment, obtain spring support.
Preferably, described quenching liquid is polymer water-based hardening liquid.
Beneficial effects of the present invention: in the present invention, manganese can improve the hot-working character of iron and steel, can improve again the hardness of iron and steel
And intensity；Silicon can significantly improve thermostability and the corrosion resistance of iron and steel；A small amount of zirconium is to have Grain refinement, improves steel part
Punching performance；The participation of nickel can improve the intensity that alloy is firm, keeps its good plasticity and toughness；Molybdenum can improve in steel
Corrosion resistance；Tungsten can alleviate the gathering of carbide, keeps higher elevated temperature strength；Niobium can fix all of carbon in steel so that it is
There is good resistant to hydrogen performance, also improve the yield strength of spring carrier, impact flexibility and creep strength simultaneously；RE is not
The mischmetal separated, can improve the impact flexibility of spring carrier, non-oxidizability and corrosion resistance and have good deoxidation desulfuration
Effect；Chromium makes the wearability of spring carrier improve, and is difficult to decarburization when heat treatment；For preventing spring from oxygen occurring when high temperature
The phenomenons such as change, decarburization, the quenching process of spring is to carry out in noble gas.Present invention optimizes the proportioning of each element, make each
Element produces synergism, and the tensile strength of steel part, yield strength and plasticity are preferable, spring carrier after heat treatment tough
Property, intensity, corrosion resistance dramatically increase, and service life significantly improves.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below in conjunction with the embodiment of the present invention,
Technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is the present invention one
Divide embodiment rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making
The every other embodiment obtained under creative work premise, broadly falls into the scope of protection of the invention.
Embodiment 1:
A kind of high tenacity spring support, is made up of the material of following weight portion: C 0.53%, Mn11.8%, Si
1.68%, Zr 5%, %, Ni 3.9%, Mo 0.56%, W0.138%, Nb 4.24%, RE 0.12%, Cr 14.9%, S
≤ 0.03%, P≤0.03%, remaining is Fe and inevitable impurity.
The preparation technology of high tenacity spring support, comprises the following steps:
(1) pig iron is added melting in stove, after ferrum is completely melted, add C, Zr, Ni, Mo, W, Nb, RE, Cr, the most molten
After change, temperature is increased to 1500 DEG C, is subsequently adding Si, Mn and carries out precipitation desoxydation, be subsequently poured into die for molding；
(2) exemplar of step (1) is carried out blanking, punching, deburring；
(3) support in step (2) is heated to 800 DEG C, after being incubated 2 hours, puts in polymer water-based hardening liquid cold
But to 500 DEG C, then air cooling is to room temperature；
(4) exemplar of step (3) is carried out drawing, flange, shaping, hole flanging, bending, obtain support；
(5) support in step (4) is carried out sealing treatment, obtain spring support.
Embodiment 2:
A kind of high tenacity spring support, is made up of the material of following weight portion: C 0.63%, Mn12.6%, Si 1.8%,
Zr 4.5%, Ni 4.3%, Mo 1.08%, W 0.09%, Nb 5.04%, RE 0.145%, Cr 14.3%, S≤
0.03%, P≤0.03%, remaining is Fe and inevitable impurity.
The preparation technology of high tenacity spring support, with embodiment 1.
Embodiment 3:
High tenacity spring support, is made up of the material of following weight portion: C 4.56%, Mn 12.8%, Si 1.78%, Zr
4.8%, Ni 4.8%, Mo 0.77%, W 0.05%, Nb 4.24～5.52%, RE 0.1768%, Cr 13.9%, S≤
0.03%, P≤0.03%, remaining is Fe and inevitable impurity.
The preparation technology of high tenacity spring support, with embodiment 1.
Embodiment 4:
High tenacity spring support, is made up of the material of following weight portion: C 0.69%, Mn 13.6%, Si 1.68%, Zr
4.2%, Ni 3.6%, Mo 1.2%, W 0.2%, Nb 5.52%, RE 0.18%, Cr 12.8%, S≤0.03%, P≤
0.03%, remaining is Fe and inevitable impurity.
The preparation technology of high tenacity spring support, with embodiment 1.
Embodiment 5:
High tenacity spring support, is made up of the material of following weight portion: C 0.61%, Mn 12.2%, Si 1.72%, Zr
4.7%, Ni 4.1%, Mo 0.83%, W 0.176%, Nb 4.88%, RE0.157%, Cr 13.2%, S≤0.03%, P
≤ 0.03%, remaining is Fe and inevitable impurity.
The preparation technology of high tenacity spring support, with embodiment 1.
To sum up, the embodiment of the present invention has the advantages that the proportioning that present invention optimizes each element, makes each element produce
Raw synergism, the toughness of spring carrier after heat treatment, intensity, corrosion resistance and resistant to hydrogen performance dramatically increase, and use the longevity
Life significantly improves.
It should be noted that in this article, the relational terms of such as first and second or the like is used merely to a reality
Body or operation separate with another entity or operating space, and deposit between not necessarily requiring or imply these entities or operating
Relation or order in any this reality.And, term " includes ", " comprising " or its any other variant are intended to
Comprising of nonexcludability, so that include that the process of a series of key element, method, article or equipment not only include that those are wanted
Element, but also include other key elements being not expressly set out, or also include for this process, method, article or equipment
Intrinsic key element.In the case of there is no more restriction, statement " including ... " key element limited, it is not excluded that
Including process, method, article or the equipment of described key element there is also other identical element.
Above example only in order to technical scheme to be described, is not intended to limit；Although with reference to previous embodiment
The present invention is described in detail, it will be understood by those within the art that: it still can be to aforementioned each enforcement
Technical scheme described in example is modified, or wherein portion of techniques feature is carried out equivalent；And these amendment or
Replace, 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 (5)
1. a high tenacity spring support, it is characterised in that be made up of the material of following weight portion: C 0.53～0.69%, Mn
11.8～13.6%, Si 1.6～1.8%, Zr 4.2～5%, Ni 3.6～4.8%, Mo 0.56～1.2%, W 0.05～
0.2%, Nb 4.24～5.52%, RE 0.12～0.18%, Cr 12.8～14.9%, S≤0.03%, P≤0.03%, its
Remaining is Fe and inevitable impurity.
2. a kind of high tenacity spring support as claimed in claim 1, it is characterised in that formed C by the material of following weight portion
0.57～0.63%, Mn 11.8%, Si 1.68～1.78%, Zr 4.5～4.8%, Mo 0.34～0.38%, Ni 3.9～
4.3%, W 0.09～0.176%, Nb 4.56～5.04%, RE 0.145～0.176%, Cr 13.2～14.3%, S≤
0.03%, P≤0.03%, remaining is Fe and inevitable impurity.
3. high tenacity spring support as claimed in claim 2 a kind of, it is characterised in that described RE be rare earth element La and Ce,
The combination in any of Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Sc.
4. the preparation technology of a kind of high tenacity spring support as described in claim 1-3 is arbitrary, it is characterised in that include
Following steps:
(1) pig iron is added melting in stove, after ferrum is completely melted, adds C, Zr, Ni, Mo, W, Nb, RE, Cr, be completely melt
After, temperature is increased to 1500 DEG C, is subsequently adding Si, Mn and carries out precipitation desoxydation, be subsequently poured into die for molding；
(2) exemplar of step (1) is carried out blanking, punching, deburring；
(3) support in step (2) is heated to 800 DEG C, after being incubated 2 hours, puts into and quenching liquid is cooled to 500 DEG C, more empty
It is cooled to room temperature；
(4) exemplar of step (3) is carried out drawing, flange, shaping, hole flanging, bending, obtain support；
(5) support in step (4) is carried out sealing treatment, obtain spring support.
The preparation technology of a kind of high tenacity spring support the most as claimed in claim 4, it is characterised in that described quenching liquid is poly-
Compound water-based hardening liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610529901.9A CN106148854B (en) | 2016-07-06 | 2016-07-06 | High tenacity spring support and its preparation technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610529901.9A CN106148854B (en) | 2016-07-06 | 2016-07-06 | High tenacity spring support and its preparation technology |
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| Publication Number | Publication Date |
|---|---|
| CN106148854A true CN106148854A (en) | 2016-11-23 |
| CN106148854B CN106148854B (en) | 2017-12-01 |
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| CN201610529901.9A Active CN106148854B (en) | 2016-07-06 | 2016-07-06 | High tenacity spring support and its preparation technology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107574383A (en) * | 2017-09-25 | 2018-01-12 | 宝鸡市金得利新材料有限公司 | A kind of high-damping ferrous alloy and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101259510A (en) * | 2008-04-28 | 2008-09-10 | 长安福特马自达汽车有限公司 | Stamping method for using high-strength steel plate to manufacture automobile rear bumper steel girder |
| CN102114868A (en) * | 2010-12-31 | 2011-07-06 | 中国第一汽车集团公司 | Manufacture method of novel structural optimized auxiliary frame |
| CN104789744A (en) * | 2015-05-16 | 2015-07-22 | 王文姣 | Heat treatment method of high-strength automobile frame |
-
2016
- 2016-07-06 CN CN201610529901.9A patent/CN106148854B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101259510A (en) * | 2008-04-28 | 2008-09-10 | 长安福特马自达汽车有限公司 | Stamping method for using high-strength steel plate to manufacture automobile rear bumper steel girder |
| CN102114868A (en) * | 2010-12-31 | 2011-07-06 | 中国第一汽车集团公司 | Manufacture method of novel structural optimized auxiliary frame |
| CN104789744A (en) * | 2015-05-16 | 2015-07-22 | 王文姣 | Heat treatment method of high-strength automobile frame |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107574383A (en) * | 2017-09-25 | 2018-01-12 | 宝鸡市金得利新材料有限公司 | A kind of high-damping ferrous alloy and preparation method thereof |
| CN107574383B (en) * | 2017-09-25 | 2019-01-11 | 佛山市中富明德不锈钢有限公司 | A kind of high-damping ferrous alloy and preparation method thereof |
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| Publication number | Publication date |
|---|---|
| CN106148854B (en) | 2017-12-01 |
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Denomination of invention: High toughness spring support and preparation process thereof Effective date of registration: 20220825 Granted publication date: 20171201 Pledgee: China Postal Savings Bank Limited by Share Ltd. Ningguo branch Pledgor: ANHUI HONGQIAO METAL MANUFACTURING Co.,Ltd. Registration number: Y2022980013601 |
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