CN105821319A - Steel with good machining performance - Google Patents
Steel with good machining performance Download PDFInfo
- Publication number
- CN105821319A CN105821319A CN201610366566.5A CN201610366566A CN105821319A CN 105821319 A CN105821319 A CN 105821319A CN 201610366566 A CN201610366566 A CN 201610366566A CN 105821319 A CN105821319 A CN 105821319A
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- China
- Prior art keywords
- steel
- blast furnace
- vanadium
- manganese
- phosphorus
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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
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
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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
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
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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
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
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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
- C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
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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
- C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
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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
- C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
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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
- C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
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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
Abstract
The invention discloses steel with good machining performance. The steel comprises the raw material components of carbon, molybdenum, titanium, niobium, copper, vanadium, nitrogen, chromium, nickel, sulfur, phosphorus, manganese, silicon, iron and impurities; the smelting process of the steel includes blast furnace iron making; and the blast furnace iron making comprises the raw materials of iron ores, cokes and fluxes, and is continuously performed. Through the mode, the steel with good machining performance is easy to machine and simple and convenient for operation, can effectively reduce the investment of human resources, is wide in raw material sources, can effectively improve the utilization rate of the raw materials, and is suitable for being widely applied to industrial production.
Description
Technical field
The present invention relates to Steel material field, particularly relate to a kind of steel with good processability.
Background technology
Strictly speaking, steel is phosphorus content iron-carbon alloy between 0.0218-2.06%.The chemical composition of steel can great changes have taken place, and the steel containing only carbon is referred to as carbon steel or ordinary steel, and in actual production, steel often contains different alloying elements, such as manganese, nickel, vanadium etc. according to the difference of purposes.The molten steel that converter is produced is cast into steel billet, steel ingot or steel billet and becomes steel through pressure processing, and steel type is a lot, generally can be divided into type, plate, pipe and the big class of silk four.Existing steel raw material is not readily available, and needs procurement staff to search in various ways, and processing technique is the most complicated.
Summary of the invention
The technical problem that present invention mainly solves is to provide a kind of steel with good processability, can meet modern's demand to steel.
nullFor solving above-mentioned technical problem，The technical scheme that the present invention uses is: provide a kind of steel with good processability，The material composition of described steel includes carbon、Molybdenum、Titanium、Niobium、Copper、Vanadium、Nitrogen、Chromium、Nickel、Sulfur、Phosphorus、Manganese、Silicon、Ferrum and impurity，Described steel is by weight percentage，Including material composition have: carbon≤0.19%、Molybdenum≤0.13%、Titanium≤0.19%、Niobium≤0.068%、Copper≤0.31%、Vanadium≤0.14%、Nitrogen≤0.011%、Chromium≤0.32%、Nickel≤0.28%、Sulfur≤0.034%、Phosphorus≤0.036%、Manganese≤1.72%、Silicon≤0.48%、Ferrum and impurity: surplus，The smelting process of described steel includes blast furnace ironmaking，The raw material of described blast furnace ironmaking includes iron ore、Coke and flux，Described blast furnace ironmaking is carried out continuously.
In a preferred embodiment of the present invention, described steel by weight percentage, including material composition have: carbon 0.13%, molybdenum 0.03%, titanium 0.09%, niobium 0.052%, copper 0.27%, vanadium 0.08%, nitrogen 0.005%, chromium 0.24%, nickel 0.25%, sulfur 0.028%, phosphorus 0.019%, manganese 1.54%, silicon 0.32%, ferrum and impurity: surplus.
In a preferred embodiment of the present invention, described iron ore and described coke are that alternatively layered structure is arranged in stove.
In a preferred embodiment of the present invention, in described blast furnace ironmaking, the use time of blast furnace is 8-17.
The invention has the beneficial effects as follows: the steel with good processability of the present invention, this kind of steel is easily processed, simple to operation, can effectively reduce the input of human resources, raw material sources are extensive, can be effectively improved raw-material utilization rate, be suitable for being widely used in the middle of commercial production.
Detailed description of the invention
Technical scheme in the embodiment of the present invention will be clearly and completely described below, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, all other embodiments that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of protection of the invention.
Embodiment one:
A kind of steel with good processability is provided, the material composition of described steel includes carbon, molybdenum, titanium, niobium, copper, vanadium, nitrogen, chromium, nickel, sulfur, phosphorus, manganese, silicon, ferrum and impurity, described steel is by weight percentage, including material composition have: carbon 0.13%, molybdenum 0.03%, titanium 0.09%, niobium 0.052%, copper 0.27%, vanadium 0.08%, nitrogen 0.005%, chromium 0.24%, nickel 0.25%, sulfur 0.028%, phosphorus 0.019%, manganese 1.54%, silicon 0.32%, ferrum and impurity: surplus, the smelting process of described steel includes blast furnace ironmaking, the raw material of described blast furnace ironmaking includes iron ore, coke and flux, described blast furnace ironmaking is carried out continuously.Described iron ore and described coke are that alternatively layered structure is arranged in stove.In described blast furnace ironmaking, the use time of blast furnace is 8 years.
Embodiment two:
A kind of steel with good processability is provided, the material composition of described steel includes carbon, molybdenum, titanium, niobium, copper, vanadium, nitrogen, chromium, nickel, sulfur, phosphorus, manganese, silicon, ferrum and impurity, described steel is by weight percentage, including material composition have: carbon 0.14%, molybdenum 0.073%, titanium 0.18%, niobium 0.066%, copper 0.25%, vanadium 0.07%, nitrogen 0.008%, chromium 0.17%, nickel 0.08%, sulfur 0.015%, phosphorus 0.032%, manganese 1.55%, silicon 0.25%, ferrum and impurity: surplus, the smelting process of described steel includes blast furnace ironmaking, the raw material of described blast furnace ironmaking includes iron ore, coke and flux, described blast furnace ironmaking is carried out continuously.Described iron ore and described coke are that alternatively layered structure is arranged in stove.In described blast furnace ironmaking, the use time of blast furnace is 17 years.
Embodiment three:
A kind of steel with good processability is provided, the material composition of described steel includes carbon, molybdenum, titanium, niobium, copper, vanadium, nitrogen, chromium, nickel, sulfur, phosphorus, manganese, silicon, ferrum and impurity, described steel is by weight percentage, including material composition have: carbon 0.19%, molybdenum 0.13%, titanium 0.19%, niobium 0.068%, copper 0.31%, vanadium 0.14%, nitrogen 0.011%, chromium 0.32%, nickel 0.28%, sulfur 0.034%, phosphorus 0.036%, manganese 1.72%, silicon 0.48%, ferrum and impurity: surplus, the smelting process of described steel includes blast furnace ironmaking, the raw material of described blast furnace ironmaking includes iron ore, coke and flux, described blast furnace ironmaking is carried out continuously.Described iron ore and described coke are that alternatively layered structure is arranged in stove.In described blast furnace ironmaking, the use time of blast furnace is 12 years.
The invention has the beneficial effects as follows:
The steel described in one, with good processability is easily processed, simple to operation, it is possible to the effective input reducing human resources；
The steel raw material sources described in two, with good processability are extensive, can be effectively improved raw-material utilization rate, be suitable for being widely used in the middle of commercial production.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every equivalent structure utilizing description of the invention content to be made or equivalence flow process conversion; or directly or indirectly it is used in other relevant technical field, the most in like manner it is included in the scope of patent protection of the present invention.
Claims (4)
1. a steel with good processability, it is characterized in that, the material composition of described steel includes carbon, molybdenum, titanium, niobium, copper, vanadium, nitrogen, chromium, nickel, sulfur, phosphorus, manganese, silicon, ferrum and impurity, described steel is by weight percentage, including material composition have: carbon≤0.19%, molybdenum≤0.13%, titanium≤0.19%, niobium≤0.068%, copper≤0.31%, vanadium≤0.14%, nitrogen≤0.011%, chromium≤0.32%, nickel≤0.28%, sulfur≤0.034%, phosphorus≤0.036%, manganese≤1.72%, silicon≤0.48%, ferrum and impurity: surplus, the smelting process of described steel includes blast furnace ironmaking, the raw material of described blast furnace ironmaking includes iron ore, coke and flux, described blast furnace ironmaking is carried out continuously.
The steel with good processability the most according to claim 1, it is characterized in that, described steel by weight percentage, including material composition have: carbon 0.13%, molybdenum 0.03%, titanium 0.09%, niobium 0.052%, copper 0.27%, vanadium 0.08%, nitrogen 0.005%, chromium 0.24%, nickel 0.25%, sulfur 0.028%, phosphorus 0.019%, manganese 1.54%, silicon 0.32%, ferrum and impurity: surplus.
The steel with good processability the most according to claim 1, it is characterised in that described iron ore and described coke are that alternatively layered structure is arranged in stove.
The steel with good processability the most according to claim 1, it is characterised in that in described blast furnace ironmaking, the use time of blast furnace is 8-17.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610366566.5A CN105821319A (en) | 2016-05-30 | 2016-05-30 | Steel with good machining performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610366566.5A CN105821319A (en) | 2016-05-30 | 2016-05-30 | Steel with good machining performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105821319A true CN105821319A (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610366566.5A Pending CN105821319A (en) | 2016-05-30 | 2016-05-30 | Steel with good machining performance |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105463311A (en) * | 2015-12-14 | 2016-04-06 | 徐州徐工液压件有限公司 | High-precision cold drawn pipe and manufacturing method thereof |
| CN105483552A (en) * | 2015-11-25 | 2016-04-13 | 河北钢铁股份有限公司承德分公司 | 900MPa-level automobile beam steel plate and production method thereof |
| CN105555983A (en) * | 2013-12-25 | 2016-05-04 | 新日铁住金株式会社 | Electric resistance welded steel pipe for oil well |
-
2016
- 2016-05-30 CN CN201610366566.5A patent/CN105821319A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105555983A (en) * | 2013-12-25 | 2016-05-04 | 新日铁住金株式会社 | Electric resistance welded steel pipe for oil well |
| CN105483552A (en) * | 2015-11-25 | 2016-04-13 | 河北钢铁股份有限公司承德分公司 | 900MPa-level automobile beam steel plate and production method thereof |
| CN105463311A (en) * | 2015-12-14 | 2016-04-06 | 徐州徐工液压件有限公司 | High-precision cold drawn pipe and manufacturing method thereof |
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Application publication date: 20160803 |
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| RJ01 | Rejection of invention patent application after publication |