CN105839001A - Steel with excellent machinability - Google Patents
Steel with excellent machinability Download PDFInfo
- Publication number
- CN105839001A CN105839001A CN201610366579.2A CN201610366579A CN105839001A CN 105839001 A CN105839001 A CN 105839001A CN 201610366579 A CN201610366579 A CN 201610366579A CN 105839001 A CN105839001 A CN 105839001A
- Authority
- CN
- China
- Prior art keywords
- steel
- blast furnace
- excellent machinability
- manganese
- phosphorus
- 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
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 47
- 239000010959 steel Substances 0.000 title claims abstract description 47
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 26
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 14
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 14
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 14
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 14
- 239000011574 phosphorus Substances 0.000 claims abstract description 14
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 14
- 239000010703 silicon Substances 0.000 claims abstract description 14
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 14
- 239000011593 sulfur Substances 0.000 claims abstract description 14
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims abstract description 13
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 13
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 13
- 239000011651 chromium Substances 0.000 claims abstract description 13
- 229910052802 copper Inorganic materials 0.000 claims abstract description 13
- 239000010949 copper Substances 0.000 claims abstract description 13
- 239000012535 impurity Substances 0.000 claims abstract description 13
- 229910052750 molybdenum Inorganic materials 0.000 claims abstract description 13
- 239000011733 molybdenum Substances 0.000 claims abstract description 13
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 13
- 229910052720 vanadium Inorganic materials 0.000 claims abstract description 13
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000011343 solid material Substances 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims abstract description 8
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims abstract description 7
- 229910000805 Pig iron Inorganic materials 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 14
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 13
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 7
- 229910052748 manganese Inorganic materials 0.000 claims description 7
- 239000011572 manganese Substances 0.000 claims description 7
- 239000004449 solid propellant Substances 0.000 claims description 5
- 239000002994 raw material Substances 0.000 abstract description 14
- 229910052742 iron Inorganic materials 0.000 abstract 2
- 238000007670 refining Methods 0.000 abstract 2
- 239000000446 fuel Substances 0.000 abstract 1
- 238000003754 machining Methods 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 229910001315 Tool steel Inorganic materials 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
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
- 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
- C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
-
- 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
- C22C38/16—Ferrous alloys, e.g. steel alloys containing 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
Abstract
The invention discloses steel with excellent machinability. The steel comprises the raw material components of carbon, vanadium, copper, molybdenum, chromium, nickel, sulfur, phosphorus, manganese, silicon, iron and impurities; a steel refining process of the steel comprises blast furnace iron refining; a blast furnace contains a solid material and a fuel; and the solid material is heated and reduced to obtain pig iron. Through the mode, the steel with excellent machinability selects the raw materials as common raw materials, needs no excessive human input to select the raw materials, is simple and controllable in machining process, needs no operators to learn more, and effectively improves the utilization rate of the raw materials.
Description
Technical field
The present invention relates to Steel material field, particularly relate to a kind of steel with excellent machinability.
Background technology
Steel are that steel ingot, steel billet or steel make required variously-shaped, size and the material of performance by pressure processing.The essential element of steel is in addition to ferrum, carbon, and also silicon, manganese, sulfur, phosphorus etc., other composition is to make steel performance otherwise varied.Different according to composition, carbon steel and steel alloy can be divided into again.Different with purposes according to performance, structural steel, tool steel and property steel can be divided into again.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 excellent machinability, can meet modern's demand to steel.
For solving above-mentioned technical problem, the technical scheme that the present invention uses is: provide a kind of steel with excellent machinability, the material composition of described steel includes carbon, vanadium, copper, molybdenum, chromium, nickel, sulfur, phosphorus, manganese, silicon, ferrum and impurity, described steel is by weight percentage, including material composition have: carbon 0.185-0.2%, vanadium≤0.084%, copper≤0.18%, molybdenum≤0.165%, chromium≤0.234%, nickel≤0.247%, sulfur≤0.021%, phosphorus≤0.032%, manganese 0.56-0.67%, silicon 0.21-0.25%, ferrum and impurity: surplus, the process for making of described steel includes blast furnace ironmaking, described blast furnace includes solid material and fuel, described solid material is added thermal reduction and obtains the pig iron.
In a preferred embodiment of the present invention, described steel by weight percentage, including material composition have: carbon 0.197%, vanadium 0.045%, copper 0.12%, molybdenum 0.135%, chromium 0.189%, nickel 0.205%, sulfur 0.013%, phosphorus 0.026%, manganese 0.62%, silicon 0.24%, ferrum and impurity: surplus.
In a preferred embodiment of the present invention, described blast furnace uses clock valve furnace roof and bell-less BF tep.
In a preferred embodiment of the present invention, the heating-up temperature of described blast furnace is 1100-1200 DEG C.
The invention has the beneficial effects as follows: the steel with excellent machinability of the present invention, the raw material chosen is conventional raw material, it is not necessary to too much human input carries out raw-material choosing, and the course of processing is the most controlled, need not operator and carry out too much study, be effectively improved raw-material utilization rate.
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 excellent machinability is provided, the material composition of described steel includes carbon, vanadium, copper, molybdenum, chromium, nickel, sulfur, phosphorus, manganese, silicon, ferrum and impurity, described steel is by weight percentage, including material composition have: carbon 0.197%, vanadium 0.045%, copper 0.12%, molybdenum 0.135%, chromium 0.189%, nickel 0.205%, sulfur 0.013%, phosphorus 0.026%, manganese 0.62%, silicon 0.24%, ferrum and impurity: surplus, the process for making of described steel includes blast furnace ironmaking, described blast furnace includes solid material and fuel, described solid material is added thermal reduction and obtains the pig iron.Described blast furnace uses clock valve furnace roof and bell-less BF tep.The heating-up temperature of described blast furnace is 1100 DEG C.
Embodiment two:
A kind of steel with excellent machinability is provided, the material composition of described steel includes carbon, vanadium, copper, molybdenum, chromium, nickel, sulfur, phosphorus, manganese, silicon, ferrum and impurity, described steel is by weight percentage, including material composition have: carbon 0.2%, vanadium 0.084%, copper 0.18%, molybdenum 0.165%, chromium 0.234%, nickel 0.247%, sulfur 0.021%, phosphorus 0.032%, manganese 0.56%, silicon 0.25%, ferrum and impurity: surplus, the process for making of described steel includes blast furnace ironmaking, described blast furnace includes solid material and fuel, described solid material is added thermal reduction and obtains the pig iron.Described blast furnace uses clock valve furnace roof and bell-less BF tep.The heating-up temperature of described blast furnace is 1200 DEG C.
Embodiment three:
A kind of steel with excellent machinability is provided, the material composition of described steel includes carbon, vanadium, copper, molybdenum, chromium, nickel, sulfur, phosphorus, manganese, silicon, ferrum and impurity, described steel is by weight percentage, including material composition have: carbon 0.185%, vanadium 0.045%, copper 0.09%, molybdenum 0.143%, chromium 0.114%, nickel 0.234%, sulfur 0.017%, phosphorus 0.025%, manganese 0.67%, silicon 0.21%, ferrum and impurity: surplus, the process for making of described steel includes blast furnace ironmaking, described blast furnace includes solid material and fuel, described solid material is added thermal reduction and obtains the pig iron.Described blast furnace uses clock valve furnace roof and bell-less BF tep.The heating-up temperature of described blast furnace is 1100 DEG C.
The invention has the beneficial effects as follows:
One, there is described in the raw material that the steel of excellent machinability chooses and be conventional raw material, it is not necessary to too much human input carries out raw-material choosing；
The steel course of processing described in two, with excellent machinability is the most controlled, it is not necessary to operator carry out too much study, is effectively improved raw-material utilization rate.
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 excellent machinability, it is characterized in that, the material composition of described steel includes carbon, vanadium, copper, molybdenum, chromium, nickel, sulfur, phosphorus, manganese, silicon, ferrum and impurity, described steel is by weight percentage, including material composition have: carbon 0.185-0.2%, vanadium≤0.084%, copper≤0.18%, molybdenum≤0.165%, chromium≤0.234%, nickel≤0.247%, sulfur≤0.021%, phosphorus≤0.032%, manganese 0.56-0.67%, silicon 0.21-0.25%, ferrum and impurity: surplus, the process for making of described steel includes blast furnace ironmaking, described blast furnace includes solid material and fuel, described solid material is added thermal reduction and obtains the pig iron.
The steel with excellent machinability the most according to claim 1, it is characterised in that described steel by weight percentage, including material composition have: carbon 0.197%, vanadium 0.045%, copper
0.12%, molybdenum 0.135%, chromium 0.189%, nickel 0.205%, sulfur 0.013%, phosphorus
0.026%, manganese 0.62%, silicon 0.24%, ferrum and impurity: surplus.
The steel with excellent machinability the most according to claim 1, it is characterised in that described blast furnace uses clock valve furnace roof and bell-less BF tep.
The steel with excellent machinability the most according to claim 1, it is characterised in that the heating-up temperature of described blast furnace is 1100-1200 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610366579.2A CN105839001A (en) | 2016-05-30 | 2016-05-30 | Steel with excellent machinability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610366579.2A CN105839001A (en) | 2016-05-30 | 2016-05-30 | Steel with excellent machinability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105839001A true CN105839001A (en) | 2016-08-10 |
Family
ID=56595726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610366579.2A Pending CN105839001A (en) | 2016-05-30 | 2016-05-30 | Steel with excellent machinability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105839001A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006274317A (en) * | 2005-03-28 | 2006-10-12 | Kobe Steel Ltd | High strength hot rolled steel sheet having excellent hole expansion workability, and method for producing the same |
| CN101680071A (en) * | 2008-01-07 | 2010-03-24 | 新日本制铁株式会社 | Wear-resistant steel sheet having excellent wear resistant at high temperature and processability upon bending, and method for production thereof |
| JP2012012624A (en) * | 2010-06-29 | 2012-01-19 | Jfe Steel Corp | High-strength hot-dip galvanized steel sheet superior in processability and method for manufacturing the same |
| CN102971443A (en) * | 2010-06-29 | 2013-03-13 | 杰富意钢铁株式会社 | High-strength steel sheet with excellent processability and process for producing same |
| CN104662193A (en) * | 2012-09-19 | 2015-05-27 | 杰富意钢铁株式会社 | Wear-resistant steel plate having excellent low-temperature toughness and corrosion wear resistance |
-
2016
- 2016-05-30 CN CN201610366579.2A patent/CN105839001A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006274317A (en) * | 2005-03-28 | 2006-10-12 | Kobe Steel Ltd | High strength hot rolled steel sheet having excellent hole expansion workability, and method for producing the same |
| CN101680071A (en) * | 2008-01-07 | 2010-03-24 | 新日本制铁株式会社 | Wear-resistant steel sheet having excellent wear resistant at high temperature and processability upon bending, and method for production thereof |
| JP2012012624A (en) * | 2010-06-29 | 2012-01-19 | Jfe Steel Corp | High-strength hot-dip galvanized steel sheet superior in processability and method for manufacturing the same |
| CN102971443A (en) * | 2010-06-29 | 2013-03-13 | 杰富意钢铁株式会社 | High-strength steel sheet with excellent processability and process for producing same |
| CN104662193A (en) * | 2012-09-19 | 2015-05-27 | 杰富意钢铁株式会社 | Wear-resistant steel plate having excellent low-temperature toughness and corrosion wear resistance |
Non-Patent Citations (1)
| Title |
|---|
| 朱廷钰等: "《烧结烟气排放控制技术及工程应用》", 31 January 2015 * |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160810 |
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| RJ01 | Rejection of invention patent application after publication |