CN107988545B - 一种废钢再利用制备球墨铸铁铸件的方法 - Google Patents
一种废钢再利用制备球墨铸铁铸件的方法 Download PDFInfo
- Publication number
- CN107988545B CN107988545B CN201711103870.1A CN201711103870A CN107988545B CN 107988545 B CN107988545 B CN 107988545B CN 201711103870 A CN201711103870 A CN 201711103870A CN 107988545 B CN107988545 B CN 107988545B
- Authority
- CN
- China
- Prior art keywords
- casting
- steel
- scrap steel
- silicon oxide
- inoculant
- 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.)
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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
- C22C33/00—Making ferrous alloys
- C22C33/08—Making cast-iron alloys
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- 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
- C21C1/00—Refining of pig-iron; Cast iron
- C21C1/10—Making spheroidal graphite cast-iron
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C37/00—Cast-iron alloys
- C22C37/04—Cast-iron alloys containing spheroidal graphite
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
- C23C8/36—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases using ionised gases, e.g. ionitriding
- C23C8/38—Treatment of ferrous surfaces
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/80—After-treatment
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Abstract
Description
产品 | 强度(MPa) | 延伸率(%) |
现铸件 | 830 | 4.0 |
实施例1 | 875 | 4.6 |
实施例2 | 900 | 4.4 |
实施例3 | 840 | 3.8 |
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711103870.1A CN107988545B (zh) | 2017-11-10 | 2017-11-10 | 一种废钢再利用制备球墨铸铁铸件的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711103870.1A CN107988545B (zh) | 2017-11-10 | 2017-11-10 | 一种废钢再利用制备球墨铸铁铸件的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107988545A CN107988545A (zh) | 2018-05-04 |
CN107988545B true CN107988545B (zh) | 2020-04-14 |
Family
ID=62030691
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711103870.1A Active CN107988545B (zh) | 2017-11-10 | 2017-11-10 | 一种废钢再利用制备球墨铸铁铸件的方法 |
Country Status (1)
Country | Link |
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CN (1) | CN107988545B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113943846B (zh) * | 2021-09-19 | 2023-09-29 | 金鼎重工有限公司 | 一种提高转炉废钢添加比例的方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU1235973A1 (ru) * | 1984-07-18 | 1986-06-07 | Гомельский политехнический институт | Чугун |
US6973954B2 (en) * | 2001-12-20 | 2005-12-13 | International Engine Intellectual Property Company, Llc | Method for manufacture of gray cast iron for crankcases and cylinder heads |
CN101225453A (zh) * | 2007-12-11 | 2008-07-23 | 新疆八一钢铁股份有限公司 | 低碳低硅钢的电炉冶炼方法 |
CN106756457A (zh) * | 2016-12-08 | 2017-05-31 | 新昌县宏胜机械有限公司 | 一种用于高强度机械配件的孕育铸铁材料及其生产工艺 |
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2017
- 2017-11-10 CN CN201711103870.1A patent/CN107988545B/zh active Active
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A method for preparing ductile iron castings by recycling scrap steel Effective date of registration: 20220915 Granted publication date: 20200414 Pledgee: Bank of China Limited Tinghu Branch, Yancheng Pledgor: JIANGSU HENG YUE MACHINERY Co.,Ltd. Registration number: Y2022980015281 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230912 Granted publication date: 20200414 Pledgee: Bank of China Limited Tinghu Branch, Yancheng Pledgor: JIANGSU HENG YUE MACHINERY Co.,Ltd. Registration number: Y2022980015281 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A Method for Preparing Ductile Iron Castings by Reusing Scrap Steel Effective date of registration: 20230915 Granted publication date: 20200414 Pledgee: Bank of China Limited Tinghu Branch, Yancheng Pledgor: JIANGSU HENG YUE MACHINERY Co.,Ltd. Registration number: Y2023980056852 |