JPH0250192B2 - - Google Patents
Info
- Publication number
- JPH0250192B2 JPH0250192B2 JP57161497A JP16149782A JPH0250192B2 JP H0250192 B2 JPH0250192 B2 JP H0250192B2 JP 57161497 A JP57161497 A JP 57161497A JP 16149782 A JP16149782 A JP 16149782A JP H0250192 B2 JPH0250192 B2 JP H0250192B2
- Authority
- JP
- Japan
- Prior art keywords
- coating
- film
- corrosion
- chromate
- steel pipe
- 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 - Lifetime
Links
- 239000011248 coating agent Substances 0.000 claims description 22
- 238000000576 coating method Methods 0.000 claims description 22
- 229910000831 Steel Inorganic materials 0.000 claims description 21
- 239000010959 steel Substances 0.000 claims description 21
- 239000000463 material Substances 0.000 claims description 20
- 238000005260 corrosion Methods 0.000 claims description 13
- 230000007797 corrosion Effects 0.000 claims description 13
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 claims description 11
- 229910052745 lead Inorganic materials 0.000 claims description 6
- 229910052725 zinc Inorganic materials 0.000 claims description 6
- 229910045601 alloy Inorganic materials 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 5
- 230000005496 eutectics Effects 0.000 claims description 5
- 229910052718 tin Inorganic materials 0.000 claims description 4
- 238000009713 electroplating Methods 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 8
- 229910002058 ternary alloy Inorganic materials 0.000 description 6
- 238000007654 immersion Methods 0.000 description 4
- 238000007747 plating Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 238000012805 post-processing Methods 0.000 description 3
- 229910020816 Sn Pb Inorganic materials 0.000 description 2
- 229910020922 Sn-Pb Inorganic materials 0.000 description 2
- 229910008783 Sn—Pb Inorganic materials 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000010960 cold rolled steel Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
Classifications
-
- 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
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
- C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
- C23C22/24—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing hexavalent chromium compounds
-
- 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
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/10—Lead or alloys based thereon
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Treatment Of Metals (AREA)
- Coating With Molten Metal (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57161497A JPS5950162A (ja) | 1982-09-16 | 1982-09-16 | 耐食性被覆鉄鋼材 |
| GB08305121A GB2117414B (en) | 1982-03-26 | 1983-02-24 | Ferrous substrates hot dip coated with lead alloy |
| DE19833310048 DE3310048A1 (de) | 1982-03-26 | 1983-03-19 | Korrosionsbestaendiges ueberzogenes eisenhaltiges material |
| FR8304906A FR2524007B1 (fr) | 1982-03-26 | 1983-03-25 | Materiaux ferreux revetus resistant a la corrosion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57161497A JPS5950162A (ja) | 1982-09-16 | 1982-09-16 | 耐食性被覆鉄鋼材 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5950162A JPS5950162A (ja) | 1984-03-23 |
| JPH0250192B2 true JPH0250192B2 (fr) | 1990-11-01 |
Family
ID=15736188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57161497A Granted JPS5950162A (ja) | 1982-03-26 | 1982-09-16 | 耐食性被覆鉄鋼材 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5950162A (fr) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5129986A (ja) * | 1974-09-06 | 1976-03-13 | Meidensha Electric Mfg Co Ltd | Hiroshikenki |
-
1982
- 1982-09-16 JP JP57161497A patent/JPS5950162A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5129986A (ja) * | 1974-09-06 | 1976-03-13 | Meidensha Electric Mfg Co Ltd | Hiroshikenki |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5950162A (ja) | 1984-03-23 |
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