CN110273113A - A kind of manganese alloy steel and preparation method thereof - Google Patents
A kind of manganese alloy steel and preparation method thereof Download PDFInfo
- Publication number
- CN110273113A CN110273113A CN201910670001.XA CN201910670001A CN110273113A CN 110273113 A CN110273113 A CN 110273113A CN 201910670001 A CN201910670001 A CN 201910670001A CN 110273113 A CN110273113 A CN 110273113A
- Authority
- CN
- China
- Prior art keywords
- alloy steel
- manganese alloy
- manganese
- hardness
- mass percent
- 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
Links
Classifications
-
- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
-
- 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
- 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
- C22C38/02—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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with 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
- 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
Abstract
The present invention provides a kind of manganese alloy steels and preparation method thereof, belong to alloy steel products technical field.Ingredient including following mass percent: C 0.08~0.15%, Si 0.2~0.5%, Mn 20~30%, Ni 1.0~3.0%, Cr 1.0~1.5%, Cu 0.8~3.0%, N 0.1~0.3%, P≤0.06%, the Fe of surplus.The content control of manganese is 20~30% by the present invention, improves the hardness and intensity of manganese alloy steel；The presence of chromium simultaneously, further improves the hardness and strength of manganese alloy steel.Copper and mickel collective effect ensure that manganese alloy steel has excellent toughness and ductility.Manganese makes manganese alloy steel have excellent harden ability, and then has uniform toughness and hardness.Embodiment statistics indicate that: the hardness of high manganese steel provided by the invention be 25~40HRC, tensile strength be 620~720MPa.
Description
Technical field
The present invention relates to alloy steel products technical fields more particularly to a kind of manganese alloy steel and preparation method thereof.
Background technique
When the content of manganese in alloy is more than certain numerical value, potassium steel will be referred to as, potassium steel compares general steel alloy,
Intensity and hardness with higher.But in steel alloy, toughness and hardness are two conflicting performances.Toughness is high, meeting
Leading to the hardness of steel alloy reduces, and then influences the wearability of steel alloy, influences its application in wear-resisting field；Work as steel alloy
Excessive high hardness influence bending property when steel alloy uses then the toughness of corresponding steel alloy will reduce.Therefore, it mentions
It is a research hotspot of field of alloy steel for a kind of manganese alloy steel for having both toughness and hardness.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of manganese alloy steel and preparation method thereof, manganese provided by the invention
Steel alloy has excellent toughness and hardness simultaneously.
In order to achieve the above-mentioned object of the invention, the present invention the following technical schemes are provided:
The present invention provides a kind of manganese alloy steel, the ingredient including following mass percent: C 0.08~0.15%, Si
0.2~0.5%, Mn 20~30%, Ni 1.0~3.0%, Cr 1.0~1.5%, Cu 0.8~3.0%, N 0.1~
0.3%, P≤0.06%, the Fe of surplus.
Preferably, the manganese alloy steel includes the ingredient of following mass percent: C 0.10~0.12%, Si 0.3~
0.4%, Mn 22~28%, Ni 1.5~2.5%, Cr 1.0~1.5%, Cu 1.0~2.5%, N 0.1~0.3%, P≤
0.06%, the Fe of surplus.
Preferably, the manganese alloy steel includes the ingredient of following mass percent: C 0.10~0.12%, Si 0.3~
0.4%, Mn 24~26%, Ni 2.0%, Cr 1.0~1.5%, Cu 1.5~2.0%, N 0.1~0.3%, P≤
0.06%, the Fe of surplus.
The present invention also provides the preparation methods of the manganese alloy steel described in above-mentioned technical proposal, comprising the following steps:
Melting after raw material is weighed, melting liquid is obtained；
By the melting liquid cast molding, slab is formed；
The slab is subjected to solution treatment and tempering, obtains the manganese alloy steel.
Preferably, the temperature of the melting is 1400~1500 DEG C, and the time is 1~3h.
Preferably, the temperature of the solution treatment is 1150~1200 DEG C, and the time is 8~12h.
Preferably, the temperature of the tempering is 300~400 DEG C.
The present invention provides a kind of manganese alloy steel, the ingredient including following mass percent: C 0.08~0.15%, Si
0.2~0.5%, Mn 20~30%, Ni 1.0~3.0%, Cr 1.0~1.5%, Cu 0.8~3.0%, N 0.1~
0.3%, P≤0.06%, the Fe of surplus.The content control of manganese is 20~30% by the present invention, and the presence of High content of manganese improves
The hardness and intensity of manganese alloy steel；The presence of chromium, and manganese collective effect simultaneously further improve the hardness of manganese alloy steel and strong
Degree.Copper and mickel collective effect ensure that manganese alloy steel has excellent toughness and ductility.It is excellent that manganese has manganese alloy steel
Harden ability further makes manganese alloy steel have uniform toughness and hardness.Embodiment statistics indicate that: it is provided by the invention
The hardness of high manganese steel is 25~40HRC, and tensile strength is 620~720MPa.
The present invention also provides the preparation methods of above-mentioned manganese alloy steel, are had both using manganese alloy steel prepared by this method excellent
Toughness and hardness.
Specific embodiment
The present invention provides a kind of manganese alloy steel, the ingredient including following mass percent: C 0.08~0.15%, Si
0.2~0.5%, Mn 20~30%, Ni 1.0~3.0%, Cr 1.0~1.5%, Cu 0.8~3.0%, N 0.1~
0.3%, P≤0.06%, the Fe of surplus.
Manganese alloy steel provided by the invention contain mass percent be 0.08~0.15% C, preferably 0.10~
0.12%.
On the basis of the mass percent of C, it is 0.2~0.5% that manganese alloy steel provided by the invention, which contains mass percent,
Si, preferably 0.3~0.4%.
On the basis of the mass percent of C, it is 20~30% that manganese alloy steel provided by the invention, which contains mass percent,
Mn, preferably 22~28%, further preferably 24~26%.
On the basis of the mass percent of C, it is 1.0~3.0% that manganese alloy steel provided by the invention, which contains mass percent,
Ni, preferably 1.5~2.5%, further preferably 2.0%.
On the basis of the mass percent of C, it is 1.0~1.5% that manganese alloy steel provided by the invention, which contains mass percent,
Cr, preferably 1.1~1.4%, further preferably 1.2~1.3%.
On the basis of the mass percent of C, it is 0.8~3.0% that manganese alloy steel provided by the invention, which contains mass percent,
Cu, preferably 1.0~2.5%, further preferably 1.5~2.0%.
On the basis of the mass percent of C, it is 0.1~0.3% that manganese alloy steel provided by the invention, which contains mass percent,
N, preferably 0.2%.
On the basis of the mass percent of C, it is≤0.06% that manganese alloy steel provided by the invention, which contains mass percent,
P。
On the basis of the mass percent of C, manganese alloy steel provided by the invention contains the Fe having a margin.
The present invention also provides the preparation methods of the manganese alloy steel described in above-mentioned technical proposal, comprising the following steps:
Melting after raw material is weighed, melting liquid is obtained；
By the melting liquid cast molding, slab is formed；
The slab is subjected to solution treatment and tempering, obtains the manganese alloy steel.
The present invention weighs raw material melting, obtains melting liquid.
In the present invention, the temperature of the melting is preferably 1400~1500 DEG C, and the time is preferably 1~3h.The present invention is molten
The purpose of refining is that raw material is sufficiently melted and mixed.
In the present invention, when containing more impurity in the raw material, after melting, it is also preferable to include will be described molten
It refines liquid and carries out deslagging processing.The mode and parameter that the present invention handles the deslagging are not specifically limited, using art technology
Deslagging technique known to personnel.
After obtaining melting liquid, the melting liquid cast molding is formed slab by the present invention.
The present invention to the method and parameter of the melting liquid cast molding without limitation, as long as slab can be obtained.
After obtaining slab, the slab is carried out solution treatment and tempering by the present invention, obtains the manganese alloy steel.
In the present invention, the temperature of the solution treatment is preferably 1150~1200 DEG C, and the time is preferably 8~12h.At this
In invention, the temperature of the tempering is preferably 300~400 DEG C, and the time is preferably 1~2h.
In the present invention, the setting of the parameter of the parameter and tempering of the solution treatment, improves manganese alloy steel
Toughness and performance uniformity.
The present invention melts metallic element sufficiently by the preparation method of setting manganese alloy steel, and combines solid solution and tempering
Processing, is had the manganese alloy steel of excellent toughness and hardness simultaneously.
Manganese alloy steel provided by the invention and preparation method thereof is described in detail below with reference to embodiment, but not
They can be interpreted as limiting the scope of the present invention.
Embodiment 1
Manganese alloy steel, the ingredient including following mass percent: C 0.15%, Si 0.3%, Mn 30%, Ni 2.0%,
Cr 1.0%, Cu 1.0%, N 0.2%, P 0.01%, the Fe of surplus.
Raw material is weighed according to the mass percent of mentioned component, by raw material in 1450 DEG C of meltings, deslagginves, obtains melting liquid；
By the melting liquid cast molding, slab is formed；
By the slab in 1200 DEG C of solution treatment 12h, then in 350 DEG C of tempering 1h, the manganese alloy steel is obtained.
The hardness of manganese alloy steel obtained by the present embodiment is 39.5HRC, tensile strength 620MPa.
Embodiment 2
Manganese alloy steel, the ingredient including following mass percent: C 0.10%, Si 0.2%, Mn 25%, Ni 3.0%,
Cr 1.5%, Cu 3.0%, N 0.1%, P 0.01%, the Fe of surplus.
Preparation method is same as Example 1.
The hardness of manganese alloy steel obtained by the present embodiment is 36HRC, tensile strength 715MPa.
Embodiment 3
Manganese alloy steel, the ingredient including following mass percent: C 0.08%, Si 0.5%, Mn 20%, Ni 2.5%,
Cr 1.0%, Cu 3.0%, N 0.2%, P 0.01%, the Fe of surplus.
Preparation method is same as Example 1.
The hardness of manganese alloy steel obtained by the present embodiment is 25HRC, tensile strength 700MPa.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (7)
1. a kind of manganese alloy steel, which is characterized in that the ingredient including following mass percent: C 0.08~0.15%, Si 0.2
~0.5%, Mn 20~30%, Ni 1.0~3.0%, Cr 1.0~1.5%, Cu 0.8~3.0%, N 0.1~0.3%, P
≤ 0.06%, the Fe of surplus.
2. manganese alloy steel according to claim 1, which is characterized in that the ingredient including following mass percent: C 0.10
~0.12%, Si 0.3~0.4%, Mn 22~28%, Ni1.5~2.5%, Cr 1.0~1.5%, Cu 1.0~2.5%, N
0.1~0.3%, P≤0.06%, the Fe of surplus.
3. manganese alloy steel according to claim 1 or 2, which is characterized in that the ingredient including following mass percent: C
0.10~0.12%, Si 0.3~0.4%, Mn 24~26%, Ni 2.0%, Cr 1.0~1.5%, Cu 1.5~2.0%, N
0.1~0.3%, P≤0.06%, the Fe of surplus.
4. the preparation method of the described in any item manganese alloy steels of claims 1 to 3, which comprises the following steps:
Melting after raw material is weighed, melting liquid is obtained；
By the melting liquid cast molding, slab is formed；
The slab is subjected to solution treatment and tempering, obtains the manganese alloy steel.
5. the preparation method according to claim 4, which is characterized in that the temperature of the melting is 1400~1500 DEG C, when
Between be 1~3h.
6. the preparation method according to claim 4, which is characterized in that the temperature of the solution treatment is 1150~1200
DEG C, the time is 8~12h.
7. the preparation method according to claim 4, which is characterized in that the temperature of the tempering is 300~400 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910670001.XA CN110273113A (en) | 2019-07-24 | 2019-07-24 | A kind of manganese alloy steel and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910670001.XA CN110273113A (en) | 2019-07-24 | 2019-07-24 | A kind of manganese alloy steel and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110273113A true CN110273113A (en) | 2019-09-24 |
Family
ID=67965129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910670001.XA Pending CN110273113A (en) | 2019-07-24 | 2019-07-24 | A kind of manganese alloy steel and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110273113A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102230142A (en) * | 2010-05-17 | 2011-11-02 | 鞍钢集团矿业公司 | High manganese steel with ultra-high strength, high impact resistance and high abrasion resistance |
| JP2016196703A (en) * | 2015-04-02 | 2016-11-24 | 新日鐵住金株式会社 | HIGH Mn STEEL MATERIAL FOR CRYOGENIC USE |
| WO2018188766A1 (en) * | 2017-04-11 | 2018-10-18 | Thyssenkrupp Steel Europe Ag | Cold-rolled flat steel product annealed in a bell-type furnace, and method for the production of said product |
| CN109070282A (en) * | 2016-05-02 | 2018-12-21 | 埃克森美孚研究工程公司 | Welding section resistant to corrosion-corrosive potassium steel the pipeline and its manufacturing method increased with step |
| WO2019168172A1 (en) * | 2018-03-02 | 2019-09-06 | Ｊｆｅスチール株式会社 | HIGH Mn STEEL AND METHOD FOR PRODUCING SAME |
-
2019
- 2019-07-24 CN CN201910670001.XA patent/CN110273113A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102230142A (en) * | 2010-05-17 | 2011-11-02 | 鞍钢集团矿业公司 | High manganese steel with ultra-high strength, high impact resistance and high abrasion resistance |
| JP2016196703A (en) * | 2015-04-02 | 2016-11-24 | 新日鐵住金株式会社 | HIGH Mn STEEL MATERIAL FOR CRYOGENIC USE |
| CN109070282A (en) * | 2016-05-02 | 2018-12-21 | 埃克森美孚研究工程公司 | Welding section resistant to corrosion-corrosive potassium steel the pipeline and its manufacturing method increased with step |
| WO2018188766A1 (en) * | 2017-04-11 | 2018-10-18 | Thyssenkrupp Steel Europe Ag | Cold-rolled flat steel product annealed in a bell-type furnace, and method for the production of said product |
| WO2019168172A1 (en) * | 2018-03-02 | 2019-09-06 | Ｊｆｅスチール株式会社 | HIGH Mn STEEL AND METHOD FOR PRODUCING SAME |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2703085C1 (en) | Structural steel with bainitic structure, obtained from it forged parts and method of forged part production | |
| ATE510031T1 (en) | PROCESS FOR PRODUCING LOW ALLOY STEEL WITH EXCELLENT CORROSION RESISTANCE | |
| TW200940723A (en) | A weldable structural steel excellent in low temperature toughness at heat affected zone | |
| JP6954846B2 (en) | Spheroidal graphite cast iron | |
| JPS6447831A (en) | High strength and heat resistant aluminum-based alloy and its production | |
| CN102330016A (en) | Hypoeutectic high-chromium white cast iron and preparation method thereof | |
| CN107974639A (en) | A kind of complex alloy wear-resistant steel ball of high tenacity and preparation method thereof | |
| CN107760983A (en) | A kind of production method of low-alloy super-strength steel and its casting | |
| CN106191642B (en) | A kind of impact breaker high-chromium alloy wearable liner and preparation method thereof | |
| CN103834875A (en) | Anti-corrosion elastic alloy material and preparation method thereof | |
| CN102560285A (en) | Soft austenitic stainless steel and preparation method thereof | |
| CN100392141C (en) | Improved composite high-chromium iron-cast roller | |
| US8753565B2 (en) | Hadfield steel | |
| JPH11335782A (en) | Steel for plastic molding die | |
| CN108950366A (en) | A kind of processing method for the spheroidal graphite cast-iron product that wearability is good | |
| CN110273113A (en) | A kind of manganese alloy steel and preparation method thereof | |
| CN104651706A (en) | Anti-corrosion cast iron and manufacturing method thereof | |
| CN106399814A (en) | Heat treatment method for phosphor-copper-titanium abrasion-resistant cast iron | |
| CN109338231A (en) | A kind of garden instrument hot-rolled coil and its manufacturing method | |
| CN103882310A (en) | Corrosion-resistant high-carbon steel alloy material and preparation method thereof | |
| CN106435126A (en) | Heat treatment method of vanadium-titanium wear-resistant cast iron | |
| CN108690935B (en) | A kind of high-quality alloy tool steel plate and production method | |
| CN107130186B (en) | A kind of high-hardenability die steel and its preparation process | |
| CN107937661A (en) | A kind of high-chromium alloy abrading-ball alterant and preparation method thereof | |
| CN107739984A (en) | A kind of shock proof low-carbon alloy abrasion-proof steel ball and preparation method thereof |
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 |