JPH0241599B2 - - Google Patents
Info
- Publication number
- JPH0241599B2 JPH0241599B2 JP13699586A JP13699586A JPH0241599B2 JP H0241599 B2 JPH0241599 B2 JP H0241599B2 JP 13699586 A JP13699586 A JP 13699586A JP 13699586 A JP13699586 A JP 13699586A JP H0241599 B2 JPH0241599 B2 JP H0241599B2
- Authority
- JP
- Japan
- Prior art keywords
- electrolytic
- nitric acid
- stainless steel
- descaling
- rolled
- 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
- 238000000034 method Methods 0.000 claims description 27
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 25
- 229910017604 nitric acid Inorganic materials 0.000 claims description 25
- 238000005554 pickling Methods 0.000 claims description 23
- 239000010935 stainless steel Substances 0.000 claims description 23
- 229910001220 stainless steel Inorganic materials 0.000 claims description 23
- 150000002222 fluorine compounds Chemical class 0.000 claims description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 239000007864 aqueous solution Substances 0.000 claims description 8
- 238000011282 treatment Methods 0.000 claims description 8
- 239000008151 electrolyte solution Substances 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 4
- 229910017855 NH 4 F Inorganic materials 0.000 claims description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 claims 1
- 238000005406 washing Methods 0.000 claims 1
- 238000000137 annealing Methods 0.000 description 19
- 239000003792 electrolyte Substances 0.000 description 8
- 238000005868 electrolysis reaction Methods 0.000 description 7
- 238000007654 immersion Methods 0.000 description 7
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
- 238000007796 conventional method Methods 0.000 description 6
- 230000001590 oxidative effect Effects 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 4
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- 239000000523 sample Substances 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 150000001447 alkali salts Chemical class 0.000 description 3
- 229910052731 fluorine Inorganic materials 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000002161 passivation Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000010960 cold rolled steel Substances 0.000 description 2
- 238000005097 cold rolling Methods 0.000 description 2
- 239000000567 combustion gas Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 229960002050 hydrofluoric acid Drugs 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000001294 propane Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000002436 steel type Substances 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000011866 long-term treatment Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 238000005502 peroxidation Methods 0.000 description 1
- 235000021110 pickles Nutrition 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000004383 yellowing Methods 0.000 description 1
Landscapes
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13699586A JPS62294200A (ja) | 1986-06-12 | 1986-06-12 | ステンレス冷延、焼鈍鋼帯の電解酸洗方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13699586A JPS62294200A (ja) | 1986-06-12 | 1986-06-12 | ステンレス冷延、焼鈍鋼帯の電解酸洗方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS62294200A JPS62294200A (ja) | 1987-12-21 |
JPH0241599B2 true JPH0241599B2 (ko) | 1990-09-18 |
Family
ID=15188326
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13699586A Granted JPS62294200A (ja) | 1986-06-12 | 1986-06-12 | ステンレス冷延、焼鈍鋼帯の電解酸洗方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62294200A (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003082495A (ja) | 2001-09-12 | 2003-03-19 | Chemical Yamamoto:Kk | 含弗素乃至含弗素・酸素系被膜層を形成させたステンレス鋼とその製造方法 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0379795A (ja) * | 1989-08-23 | 1991-04-04 | Kawasaki Steel Corp | ステンレス鋼帯の連続焼鈍・酸洗方法及びその装置 |
KR100368207B1 (ko) * | 1995-12-11 | 2003-05-09 | 주식회사 포스코 | 오스테나이트계스텐레스냉연소둔강판의전해산세액 |
JP5309385B2 (ja) * | 2007-04-27 | 2013-10-09 | 日本金属株式会社 | ステンレス鋼製導電性部材およびその製造方法 |
-
1986
- 1986-06-12 JP JP13699586A patent/JPS62294200A/ja active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003082495A (ja) | 2001-09-12 | 2003-03-19 | Chemical Yamamoto:Kk | 含弗素乃至含弗素・酸素系被膜層を形成させたステンレス鋼とその製造方法 |
Also Published As
Publication number | Publication date |
---|---|
JPS62294200A (ja) | 1987-12-21 |
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