Method for eliminating white structure of high-purity pig iron for hydrogen-based smelting reduction casting and pig iron
A high-purity pig iron, hydrogen-based technology, applied in the field of eliminating the white structure of high-purity pig iron for hydrogen-based smelting reduction casting, to achieve the effect of promoting carbon precipitation, promoting nucleation, and improving casting performance
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment 1
[0038] Hydrogen-melting reduction smelting castings with high purity steel, when the height of the iron liquid level reaches 1850 mm, is prepared;
[0039] Then, the temperature was measured at 1405 ° C, and the main elements were shown in Table 1:
[0040] Table 1
[0041] element C Si Mn P S Ti content% 4.15 0.001 0.015 0.009 0.062 0.001
[0042] Chemical composition and particle size of silica matrix
[0043] Table 2
[0044] element Si BA CA granularity content% 67 5.2 2.5 3-10mm
[0045] The aidic zirconium silicon chemical composition and particle size:
[0046] table 3
[0047] element Zr Si FE granularity content% 36 49 margin 3-10mm
[0048] Chemical composition and particle size of strontium silicon gem
[0049] Table 4
[0050] element Sr Si FE granularity content% 0.85 75 margin 0.3-0.7mm
[0051] According to the chemical composition of silicate calcium in Table 2, ...
Embodiment 2
[0061] Hydrogen-melting reduction smelting castings with high purity steel, when the height of the iron liquid level reaches 1850 mm, is prepared;
[0062] Then, the temperature was measured at 1398 ° C, and the main elements were shown in Table 6:
[0063] Table 6
[0064] element C Si Mn P S Ti content% 4.21 0.001 0.019 0.011 0.069 0.001
[0065] Chemical composition and particle size of silica matrix
[0066] Table 7
[0067] element Si BA CA granularity content% 62 4.2 3.1 3-10mm
[0068] The aidic zirconium silicon chemical composition and particle size:
[0069] Table 8
[0070] element Zr Si FE granularity content% 35.5 46 margin 3-10mm
[0071] Chemical composition and particle size of strontium silicon gem
[0072] Table 9
[0073] element Sr Si FE granularity content% 0.72 76.2 margin 0.3-0.7mm
[0074] According to the chemical composition of silicate calcium in Table...
Embodiment 3
[0084] Hydrogen-melting reduction smelting castings with high purity steel, when the height of the iron liquid level reaches 1850 mm, is prepared;
[0085] Then, the temperature was measured on the raw iron ferrite, the temperature was 1421 ° C, and chemical analysis was carried out. The main elements were shown in Table 11:
[0086] Table 11
[0087] element C Si Mn P S Ti content% 3.92 0.001 0.021 0.015 0.058 0.001
[0088] Chemical composition and particle size of silica matrix
[0089] Table 12
[0090] element Si BA CA granularity content% 65 4.9 3.1 3-10mm
[0091] The aidic zirconium silicon chemical composition and particle size:
[0092] Table 13
[0093] element Zr Si FE granularity content% 37 47 margin 3-10mm
[0094] Chemical composition and particle size of strontium silicon gem
[0095] Table 14
[0096] element Sr Si FE granularity content% 1.05 77 margin 0.3-0.7mm ...
PUM
Property | Measurement | Unit |
---|---|---|
particle size | aaaaa | aaaaa |
particle size | aaaaa | aaaaa |
particle size | aaaaa | aaaaa |
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com