CN106222552A - High-strength wearable type steel for ball mill steel ball and preparation method thereof - Google Patents
High-strength wearable type steel for ball mill steel ball and preparation method thereof Download PDFInfo
- Publication number
- CN106222552A CN106222552A CN201610686778.1A CN201610686778A CN106222552A CN 106222552 A CN106222552 A CN 106222552A CN 201610686778 A CN201610686778 A CN 201610686778A CN 106222552 A CN106222552 A CN 106222552A
- Authority
- CN
- China
- Prior art keywords
- steel
- ball
- ball mill
- wearable type
- strength wearable
- 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
- 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
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/064—Dephosphorising; Desulfurising
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/10—Handling in a vacuum
-
- 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
- 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
- C22C38/02—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
- C22C38/12—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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
Abstract
The invention discloses a kind of high-strength wearable type steel for ball mill steel ball, including following components in percentage by weight: C 0.9～1.0%, Si 0.2～0.4%, Mn 0.8～1.2%, Cr 1.0～1.3%, W 0.15～0.23%, Ti 0.04～0.10%, P≤0.03%, S≤0.03%, surplus is Fe and a small amount of impurity, its preparation method is: S1: melting, first to W, and Fe, Cr and Ti carries out melting, obtains melting molten steel；S2: refine, goes in refining furnace by melting molten steel, adds C, Si, Mn, P and S and refining agent carries out preliminary refine, then carry out vacuum outgas and desulfurization process, obtain refining liquid；S3: be placed in conticaster by refining liquid, through molding, cools down and cuts and i.e. obtain strand, and strand i.e. obtains high-strength wearable type steel for ball mill steel ball through roughing and finishing rolling step again.The steel that the present invention proposes, intensity and hardness are high, and anti-wear performance is strong, and service life is long, and purity is high, and degassing and rate of sulphur expulsion are fast, effective.
Description
Technical field
The present invention relates to smelting iron and steel technical field, particularly relate to a kind of high-strength wearable type steel for ball mill steel ball and system thereof
Preparation Method.
Background technology
Ball mill steel ball is the medium of ball mill equipment grinding material, by between ball mill steel ball and steel ball, steel ball with
Collision friction between material produces mill stripping effect, is the main abrasive media of ball mill.Steel ball is in the national economic development especially
It is that heavy industry plays great function, is widely used in cement plant, ore dressing plant and alumina producer etc..Due to the merit that steel ball is special
Can, the requirement being therefore used for material is the highest.Though existing steel for ball mill steel ball of preparing has certain anti-wear performance,
But intensity is the highest, the scope of application of prepared ball mill steel ball is narrower, and life-time service also can cause steel ball surface serious wear,
Affecting its mill stripping ability, service life is the most relatively low.And commonly use in the preparation method of steel for ball mill steel ball, the desulfurization work of steel
Sequence often needs 30～60min, the longest.
Summary of the invention
The invention aims to solve shortcoming present in prior art, and a kind of high-strength wearable type ball milling proposed
Machine steel ball steel and preparation method thereof.
High-strength wearable type steel for ball mill steel ball, including following components in percentage by weight: C 0.9～1.0%, Si 0.2
～0.4%, Mn 0.8～1.2%, Cr 1.0～1.3%, W 0.15～0.23%, Ti 0.04～0.10%, P≤0.03%,
S≤0.03%, surplus is Fe and a small amount of impurity.
Preferably, described high-strength wearable type steel for ball mill steel ball, including following components in percentage by weight: C 0.9～
1.0%, Si 0.25～0.35%, Mn 0.85～1.15%, Cr 1.1～1.3%, W 0.18～0.20%, Ti 0.05～
0.10%, P≤0.02%, S≤0.03%, surplus is Fe and a small amount of impurity.
Preferably, described high-strength wearable type steel for ball mill steel ball, including following components in percentage by weight: C
0.95%, Si 0.3%, Mn 0.95%, Cr 1.2%, W 0.19%, Ti 0.08%, P 0.01%, S 0.02%, surplus
For Fe and a small amount of impurity.
The invention allows for the preparation method of high-strength wearable type steel for ball mill steel ball, comprise the following steps:
S1: melting, is heated to the temperature of smelting furnace 1600～1800 DEG C, and W, Fe, Cr and the Ti of corresponding proportion is added
Enter in smelting furnace and carry out melting, after all melting, obtain melting molten steel；
S2: refine, is transferred to above-mentioned melting molten steel in refining furnace at a temperature of 1450～1500 DEG C, add accordingly than
C, Si, Mn, P and the S of weight, is simultaneously introduced refining agent and carries out preliminary refine, more above-mentioned refining liquid is carried out vacuum outgas and desulfurization
Operation, obtains refining liquid；
S3: be placed in conticaster by above-mentioned refining liquid, through molding, cools down and cuts and i.e. obtain strand, strand again through 400～
The roughing of 500 DEG C and finishing rolling step i.e. obtain high-strength wearable type steel for ball mill steel ball.
Preferably, described refining agent is hexachlorethane.
Preferably, in described vacuum outgas operation, the Stress control of vacuum chamber is 50～80Pa, every time degassing 2～4min,
Degassing 2～4 times repeatedly.
Preferably, the desulfurization time in described desulfurization process is 3～5min, and is stirred behaviour while desulfurization process
Making, and mixing speed is 300～400r/min, mixing time is identical with desulfurization time.
Preferably, in described roughing and finishing rolling step, mill speed is 3～5m/s.
The steel for ball mill steel ball that the present invention proposes, anti-wear performance is excellent, and hot strength is high, the increasing of C content in steel constituent
Add and can be obviously improved yield of steel and tensile strength, and the addition of Cr both can strengthen intensity and the hardness of steel, with
Time also can be obviously enhanced the wearability of steel so that it is anti-fight and friction resistant ability in use strengthen, and improve steel ball
Mill stripping ability, extends the service life of steel ball；W has stronger hardness and anti-wear performance, and its addition can become carbonization with C-shaped
Tungsten, therefore adding W in steel can be with the hardness of service hoisting steel ball and abrasive resistance；Relatively big owing to adding the proportion of C, so steel
Aging sensitivity and cold brittleness are higher, and add Ti and can effectively reduce aging sensitivity and the cold brittleness of steel, it is ensured that steel is drawing
While stretching intensity raising, aging sensitivity and cold brittleness keep constant；In refining process, add refining agent can accelerate essence
Practice speed, improve refine purity, vacuum outgas operation uses the mode the most repeatedly deaerated, degassing speed can be effectively improved
Degree, and while desulfurization process, it is stirred operation, rate of sulphur expulsion can be significantly improved, and then improve refining efficiency,
Using roughing and finish rolling compounding practice in the operation of rolling, effect of rolling can be made more preferable, the Steel Properties of preparation is higher.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is explained orally further.
Embodiment one
The high-strength wearable type steel for ball mill steel ball that the present invention proposes, including following components in percentage by weight: C
0.95%, Si 0.3%, Mn 0.95%, Cr 1.2%, W 0.19%, Ti 0.08%, P 0.01%, S 0.02%, surplus
For Fe and a small amount of impurity.
Its preparation method, comprises the following steps:
S1: melting, melting, the temperature of smelting furnace is heated to 1700 DEG C, and W, Fe, Cr and the Ti of corresponding proportion are added
In smelting furnace, carry out melting, after all melting, obtain melting molten steel；
S2: refine, is transferred to above-mentioned melting molten steel in refining furnace at a temperature of 1480 DEG C, adds the C of corresponding proportion,
Si, Mn, P and S, be simultaneously introduced hexachlorethane and carry out preliminary refine, then the molten steel after preliminary refine is carried out vacuum outgas operation,
The pressure of control vacuum chamber is 50～80Pa, and the 3min that every time deaerates, and degassing 3 times, carry out the desulfurization work of 4min more repeatedly
Sequence, is stirred operation simultaneously, and to control mixing speed is 350r/min, obtain refining liquid；
S3: be placed in conticaster by above-mentioned refining liquid, through molding, cools down and cuts and i.e. obtain strand, and strand through rolling temperature is again
450 DEG C and roughing and finishing rolling step that mill speed is 4m/s i.e. obtain high-strength wearable type steel for ball mill steel ball.
Embodiment two
The high-strength wearable type steel for ball mill steel ball that the present invention proposes, including following components in percentage by weight: C
1.0%, Si 0.2%, Mn 1.2%, Cr 1.3%, W 0.23%, Ti 0.10%, P 0.01%, S≤0.02%, surplus is
Fe and a small amount of impurity.
Its preparation method, comprises the following steps:
S1: melting, is heated to the temperature of smelting furnace 1600 DEG C, and joins molten by W, Fe, Cr and the Ti of corresponding proportion
Furnace carries out melting, after all melting, obtains melting molten steel；
S2: refine, is transferred to above-mentioned melting molten steel in refining furnace at a temperature of 1500 DEG C, adds the C of corresponding proportion,
Si, Mn, P and S, be simultaneously introduced hexachlorethane and carry out preliminary refine, then the molten steel after preliminary refine is carried out vacuum outgas operation,
The pressure of control vacuum chamber is 50～80Pa, and the 2min that every time deaerates, and degassing 4 times, carry out the desulfurization work of 3min more repeatedly
Sequence, is stirred operation simultaneously, and to control mixing speed is 400r/min, obtain refining liquid；
S3: be placed in conticaster by above-mentioned refining liquid, through molding, cools down and cuts and i.e. obtain strand, and strand through rolling temperature is again
500 DEG C and roughing and finishing rolling step that mill speed is 3m/s i.e. obtain high-strength wearable type steel for ball mill steel ball.
Embodiment three
The high-strength wearable type steel for ball mill steel ball that the present invention proposes, including following components in percentage by weight: C
0.9%, Si 0.3%, Mn 0.8%, Cr 1.0%, W 0.23%, Ti 0.04%, P 0.02%, S 0.03%, surplus is
Fe and a small amount of impurity.
Its preparation method, comprises the following steps:
S1: melting, is heated to the temperature of smelting furnace 1800 DEG C, and joins molten by W, Fe, Cr and the Ti of corresponding proportion
Furnace carries out melting, after all melting, obtains melting molten steel；
S2: refine, is transferred to above-mentioned melting molten steel in refining furnace at a temperature of 1450 DEG C, adds the C of corresponding proportion,
Si, Mn, P and S, be simultaneously introduced hexachlorethane and carry out preliminary refine, then the molten steel after preliminary refine is carried out vacuum outgas operation,
The pressure of control vacuum chamber is 50～80Pa, and the 3min that every time deaerates, and degassing 3 times, carry out the desulfurization work of 4min more repeatedly
Sequence, is stirred operation simultaneously, and to control mixing speed is 350r/min, obtain refining liquid；
S3: be placed in conticaster by above-mentioned refining liquid, through molding, cools down and cuts and i.e. obtain strand, and strand through rolling temperature is again
450 DEG C and roughing and finishing rolling step that mill speed is 4m/s i.e. obtain high-strength wearable type steel for ball mill steel ball.
Embodiment four
The high-strength wearable type steel for ball mill steel ball that the present invention proposes, including following components in percentage by weight: C
1.0%, Si 0.4%, Mn 0.95%, Cr 1.2%, W 0.19%, Ti 0.06%, P 0.01%, S 0.01%, surplus is
Fe and a small amount of impurity.
Its preparation method, comprises the following steps:
S1: melting, is heated to the temperature of smelting furnace 1700 DEG C, and joins molten by W, Fe, Cr and the Ti of corresponding proportion
Furnace carries out melting, after all melting, obtains melting molten steel；
S2: refine, is transferred to above-mentioned melting molten steel in refining furnace at a temperature of 1450 DEG C, adds the C of corresponding proportion,
Si, Mn, P and S, be simultaneously introduced hexachlorethane and carry out preliminary refine, then the molten steel after preliminary refine is carried out vacuum outgas operation,
The pressure of control vacuum chamber is 50～80Pa, and the 4min that every time deaerates, and degassing 2 times, carry out the desulfurization work of 5min more repeatedly
Sequence, is stirred operation simultaneously, and to control mixing speed is 300r/min, obtain refining liquid；
S3: be placed in conticaster by above-mentioned refining liquid, through molding, cools down and cuts and i.e. obtain strand, and strand through rolling temperature is again
400 DEG C and roughing and finishing rolling step that mill speed is 4m/s i.e. obtain high-strength wearable type steel for ball mill steel ball.
Embodiment five
The high-strength wearable type steel for ball mill steel ball that the present invention proposes, including following components in percentage by weight: C
0.95%, Si 0.3%, Mn 1.0%, Cr 1.3%, W 0.15%, Ti 0.1%, P 0.03%, S 0.01%, surplus is
Fe and a small amount of impurity.
Its preparation method, comprises the following steps:
S1: melting, is heated to the temperature of smelting furnace 1750 DEG C, and joins molten by W, Fe, Cr and the Ti of corresponding proportion
Furnace carries out melting, after all melting, obtains melting molten steel；
S2: refine, is transferred to above-mentioned melting molten steel in refining furnace at a temperature of 1480 DEG C, adds the C of corresponding proportion,
Si, Mn, P and S, be simultaneously introduced hexachlorethane and carry out preliminary refine, then the molten steel after preliminary refine is carried out vacuum outgas operation,
The pressure of control vacuum chamber is 50～80Pa, and the 3min that every time deaerates, and degassing 3 times, carry out the desulfurization work of 4min more repeatedly
Sequence, is stirred operation simultaneously, and to control mixing speed is 350r/min, obtain refining liquid；
S3: be placed in conticaster by above-mentioned refining liquid, through molding, cools down and cuts and i.e. obtain strand, and strand through rolling temperature is again
400 DEG C and roughing and finishing rolling step that mill speed is 5m/s i.e. obtain high-strength wearable type steel for ball mill steel ball.
The steel and traditional GCr15,90CrMnTi and the B2 steel that use above-described embodiment one～five preparation lead to respectively
The method crossing hot pressing is prepared as steel ball, then carries out hardness, impact flexibility and wearability detection, and testing result is as follows:
It can be seen that it has the characteristic of manganese steel from the chemical composition of the steel ball steel of present invention proposition, steel add
Entering Ti can make steel internal organizational structure fine and close, makes crystal grain more refine, from above-mentioned test result it can also be seen that carry according to the present invention
In steel ball prepared by the steel formula gone out, the impact flexibility of embodiment five is maximum, and the impact flexibility of embodiment four is minimum, and impact
The minimum also impact flexibility than tradition steel GCr15,90CrMnTi and B2 of toughness is big, and showing to add Ti in steel formula can
Effectively to weaken the cold short phenomenon caused by carbon content height, it is effectively improved the impact flexibility of steel, and steel increases appropriate metal
W, can make W form tungsten carbide with carbon, significantly improve hardness and the wearability of steel, also improve its its red hardness and heat resistance simultaneously,
From above-mentioned test result, can be seen that the ball hardness prepared of steel formula proposed according to the present invention and wearability are the most excellent
In tradition steel.
The above, the only present invention preferably detailed description of the invention, but protection scope of the present invention is not limited thereto,
Any those familiar with the art in the technical scope that the invention discloses, according to technical scheme and
Inventive concept equivalent or change in addition, all should contain within protection scope of the present invention.
Claims (8)
1. high-strength wearable type steel for ball mill steel ball, it is characterised in that include following components in percentage by weight: C 0.9～
1.0%, Si 0.2～0.4%, Mn 0.8～1.2%, Cr 1.0～1.3%, W 0.15～0.23%, Ti 0.04～
0.10%, P≤0.03%, S≤0.03%, surplus is Fe and a small amount of impurity.
High-strength wearable type steel for ball mill steel ball the most according to claim 1, it is characterised in that include following weight percent
The component of ratio: C 0.9～1.0%, Si 0.25～0.35%, Mn 0.85～1.15%, Cr 1.1～1.3%, W 0.18～
0.20%, Ti 0.05～0.10%, P≤0.02%, S≤0.03%, surplus is Fe and a small amount of impurity.
High-strength wearable type steel for ball mill steel ball the most according to claim 1, it is characterised in that include following weight percent
The component of ratio: C 0.95%, Si 0.3%, Mn 0.95%, Cr 1.2%, W 0.19%, Ti 0.08%, P 0.01%, S
0.02%, surplus is Fe and a small amount of impurity.
4. the preparation method of high-strength wearable type steel for ball mill steel ball, it is characterised in that comprise the following steps:
S1: melting, is heated to the temperature of smelting furnace 1600～1800 DEG C, and W, Fe, Cr and the Ti of corresponding proportion is joined
Smelting furnace carries out melting, after all melting, obtains melting molten steel；
S2: refine, is transferred to above-mentioned melting molten steel in refining furnace at a temperature of 1450～1500 DEG C, adds corresponding proportion
C, Si, Mn, P and S, be simultaneously introduced refining agent and carry out preliminary refine, more above-mentioned refining liquid is carried out vacuum outgas and desulfurization process,
Obtain refining liquid；
S3: be placed in conticaster by above-mentioned refining liquid, through molding, cools down and cuts and i.e. obtain strand, and strand is again through 400～500 DEG C
Roughing and finishing rolling step i.e. obtain high-strength wearable type steel for ball mill steel ball.
The preparation method of high-strength wearable type steel for ball mill steel ball the most according to claim 4, it is characterised in that described essence
Refining agent is hexachlorethane.
The preparation method of high-strength wearable type steel for ball mill steel ball the most according to claim 4, it is characterised in that described very
In empty degassing process, the Stress control of vacuum chamber is 50～80Pa, every time degassing 2～4min, repeatedly degassing 2～4 times.
The preparation method of high-strength wearable type steel for ball mill steel ball the most according to claim 4, it is characterised in that described de-
Desulfurization time in sulfur operation is 3～5min, and be stirred while desulfurization process operation, and mixing speed be 300～
400r/min, mixing time is identical with desulfurization time.
The preparation method of high-strength wearable type steel for ball mill steel ball the most according to claim 4, it is characterised in that described slightly
Rolling with mill speed in finishing rolling step is 3～5m/s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610686778.1A CN106222552A (en) | 2016-08-18 | 2016-08-18 | High-strength wearable type steel for ball mill steel ball and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610686778.1A CN106222552A (en) | 2016-08-18 | 2016-08-18 | High-strength wearable type steel for ball mill steel ball and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106222552A true CN106222552A (en) | 2016-12-14 |
Family
ID=57553413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610686778.1A Pending CN106222552A (en) | 2016-08-18 | 2016-08-18 | High-strength wearable type steel for ball mill steel ball and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106222552A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110846557A (en) * | 2019-12-05 | 2020-02-28 | 宝钢特钢韶关有限公司 | High-carbon chromium grinding ball steel and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1152623A (en) * | 1996-09-23 | 1997-06-25 | 魁永生 | High carbon low alloy steel miniature abrasive ball and making method |
| CN101962734A (en) * | 2010-09-28 | 2011-02-02 | 莱芜钢铁股份有限公司 | Steel for ball mill steel ball and preparation method thereof |
| JP2013185248A (en) * | 2012-03-09 | 2013-09-19 | Kobe Steel Ltd | Steel sheet for hot pressing, press-molded product and method for manufacturing the press-molded product |
| CN104120365A (en) * | 2014-08-01 | 2014-10-29 | 宁国市南方耐磨材料有限公司 | Impact-resistant steel ball for ball mill |
-
2016
- 2016-08-18 CN CN201610686778.1A patent/CN106222552A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1152623A (en) * | 1996-09-23 | 1997-06-25 | 魁永生 | High carbon low alloy steel miniature abrasive ball and making method |
| CN101962734A (en) * | 2010-09-28 | 2011-02-02 | 莱芜钢铁股份有限公司 | Steel for ball mill steel ball and preparation method thereof |
| JP2013185248A (en) * | 2012-03-09 | 2013-09-19 | Kobe Steel Ltd | Steel sheet for hot pressing, press-molded product and method for manufacturing the press-molded product |
| CN104120365A (en) * | 2014-08-01 | 2014-10-29 | 宁国市南方耐磨材料有限公司 | Impact-resistant steel ball for ball mill |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110846557A (en) * | 2019-12-05 | 2020-02-28 | 宝钢特钢韶关有限公司 | High-carbon chromium grinding ball steel and preparation method thereof |
| CN110846557B (en) * | 2019-12-05 | 2020-11-27 | 宝钢特钢韶关有限公司 | High-carbon chromium grinding ball steel and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2014154104A1 (en) | Low alloy high toughness wear-resistant steel plate and manufacturing method thereof | |
| TWI460284B (en) | Roll shell material and centrifugal cast roll for hot rolling mill with excellent fatigue resistance | |
| CN109207853A (en) | A kind of the martensite wear-resistant steel plate and its manufacturing method of high-wearing feature | |
| CN102039386A (en) | Crystallizer mold powder for continuous casting and continuous casting method of low-alloy steel slab | |
| CN106521361A (en) | High-performance wear resisting steel plate and production method thereof | |
| CN102605134A (en) | Manufacture method of vermicular cast iron steam cylinder cover | |
| CN106636993A (en) | Train brake pad powder metallurgy material with high friction heat stability | |
| CN1363712A (en) | High-strength alloyed cast steel with high resistance to wear and impact and its preparing process | |
| WO2021035898A1 (en) | Wear-resistant lining plate of bucket wheel machine hopper, and preparation method therefor | |
| CN109825771B (en) | Medium-manganese wear-resistant steel plate | |
| CN111440985A (en) | Steel wire rod for high-strength welding nail and preparation method thereof | |
| CN106636910A (en) | Wear-resisting and corrosion-resisting alloy casting for mechanical arm and preparation method thereof | |
| CN106222552A (en) | High-strength wearable type steel for ball mill steel ball and preparation method thereof | |
| CN105803335A (en) | High-heat-resistance alloy steel material used for brake pad | |
| CN105838968A (en) | Method for smelting gray cast iron through scrap iron briquette | |
| CN110468329B (en) | ZG-SY09MnCrNiMo RE steel and casting preparation method | |
| KR101692938B1 (en) | Deoxidizer for making steel and the method of metal refining using thereof | |
| CN106424709A (en) | High hardness powder metallurgy material for train brake lining | |
| CN114318160A (en) | Rare earth reinforced sorbite mine ledge wear-resistant cast steel and manufacturing method thereof | |
| CN105463313A (en) | Low-alloy cast steel used for automobile axle housing and long in service life | |
| CN104878273A (en) | Method for smelting ferrovanadium through iron particles and steel scraps | |
| CN108866422A (en) | A kind of high-plasticity screw-thread steel and preparation method thereof | |
| CN114959437B (en) | Vanadium-alloyed high-chromium cast iron and preparation method and application thereof | |
| CN114990425B (en) | Cutter for scrap steel crushing and preparation and repair methods thereof | |
| CN106498273B (en) | A kind of motor cylinder material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | 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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161214 |