JPH029086B2 - - Google Patents
Info
- Publication number
- JPH029086B2 JPH029086B2 JP15104984A JP15104984A JPH029086B2 JP H029086 B2 JPH029086 B2 JP H029086B2 JP 15104984 A JP15104984 A JP 15104984A JP 15104984 A JP15104984 A JP 15104984A JP H029086 B2 JPH029086 B2 JP H029086B2
- Authority
- JP
- Japan
- Prior art keywords
- lead
- steel
- flux
- molten steel
- cao
- 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.)
- Expired
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 36
- 239000010959 steel Substances 0.000 claims description 36
- 230000004907 flux Effects 0.000 claims description 24
- 229910000915 Free machining steel Inorganic materials 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 14
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 13
- 229910000464 lead oxide Inorganic materials 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 11
- YEXPOXQUZXUXJW-UHFFFAOYSA-N oxolead Chemical compound [Pb]=O YEXPOXQUZXUXJW-UHFFFAOYSA-N 0.000 claims 2
- HTUMBQDCCIXGCV-UHFFFAOYSA-N lead oxide Chemical compound [O-2].[Pb+2] HTUMBQDCCIXGCV-UHFFFAOYSA-N 0.000 description 13
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 7
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 229910004261 CaF 2 Inorganic materials 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000009749 continuous casting Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000005204 segregation Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000005499 meniscus Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 239000002436 steel type Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
Classifications
-
- 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
- C21C7/0006—Adding metallic additives
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15104984A JPS6130617A (ja) | 1984-07-20 | 1984-07-20 | 鉛快削鋼の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15104984A JPS6130617A (ja) | 1984-07-20 | 1984-07-20 | 鉛快削鋼の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6130617A JPS6130617A (ja) | 1986-02-12 |
| JPH029086B2 true JPH029086B2 (enrdf_load_html_response) | 1990-02-28 |
Family
ID=15510180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15104984A Granted JPS6130617A (ja) | 1984-07-20 | 1984-07-20 | 鉛快削鋼の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6130617A (enrdf_load_html_response) |
-
1984
- 1984-07-20 JP JP15104984A patent/JPS6130617A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6130617A (ja) | 1986-02-12 |
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