CN106757081A - 一种去除铝型材表面腐蚀斑点的处理方法 - Google Patents
一种去除铝型材表面腐蚀斑点的处理方法 Download PDFInfo
- Publication number
- CN106757081A CN106757081A CN201611205042.4A CN201611205042A CN106757081A CN 106757081 A CN106757081 A CN 106757081A CN 201611205042 A CN201611205042 A CN 201611205042A CN 106757081 A CN106757081 A CN 106757081A
- Authority
- CN
- China
- Prior art keywords
- section bar
- aluminium section
- parts
- aluminium
- shape surface
- 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.)
- Pending
Links
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 92
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 92
- 239000004411 aluminium Substances 0.000 title claims abstract description 88
- 230000007797 corrosion Effects 0.000 title claims abstract description 16
- 238000005260 corrosion Methods 0.000 title claims abstract description 16
- 238000003672 processing method Methods 0.000 title claims abstract description 11
- 238000007654 immersion Methods 0.000 claims abstract description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 12
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 12
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000009835 boiling Methods 0.000 claims abstract description 8
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims abstract description 6
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 6
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 14
- 239000002994 raw material Substances 0.000 claims description 14
- 229920000945 Amylopectin Polymers 0.000 claims description 7
- MQVRGDZCYDEQML-UHFFFAOYSA-N Astragalin Natural products C1=CC(OC)=CC=C1C1=C(OC2C(C(O)C(O)C(CO)O2)O)C(=O)C2=C(O)C=C(O)C=C2O1 MQVRGDZCYDEQML-UHFFFAOYSA-N 0.000 claims description 7
- 241000209094 Oryza Species 0.000 claims description 7
- 235000007164 Oryza sativa Nutrition 0.000 claims description 7
- PPQRONHOSHZGFQ-LMVFSUKVSA-L aldehydo-D-ribose 5-phosphate(2-) Chemical compound [O-]P(=O)([O-])OC[C@@H](O)[C@@H](O)[C@@H](O)C=O PPQRONHOSHZGFQ-LMVFSUKVSA-L 0.000 claims description 7
- JPUKWEQWGBDDQB-QSOFNFLRSA-N kaempferol 3-O-beta-D-glucoside Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC1=C(C=2C=CC(O)=CC=2)OC2=CC(O)=CC(O)=C2C1=O JPUKWEQWGBDDQB-QSOFNFLRSA-N 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 7
- 238000002360 preparation method Methods 0.000 claims description 7
- 235000009566 rice Nutrition 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- OGSPWJRAVKPPFI-UHFFFAOYSA-N Alendronic Acid Chemical compound NCCCC(O)(P(O)(O)=O)P(O)(O)=O OGSPWJRAVKPPFI-UHFFFAOYSA-N 0.000 claims description 5
- 229940062527 alendronate Drugs 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- HWCKGOZZJDHMNC-UHFFFAOYSA-M tetraethylammonium bromide Chemical compound [Br-].CC[N+](CC)(CC)CC HWCKGOZZJDHMNC-UHFFFAOYSA-M 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims 2
- 229910052760 oxygen Inorganic materials 0.000 claims 2
- 238000005507 spraying Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 5
- 238000003723 Smelting Methods 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 6
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- 238000010025 steaming Methods 0.000 description 4
- 229910000679 solder Inorganic materials 0.000 description 3
- 238000005303 weighing Methods 0.000 description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 229910000073 phosphorus hydride Inorganic materials 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- SWLVFNYSXGMGBS-UHFFFAOYSA-N ammonium bromide Chemical compound [NH4+].[Br-] SWLVFNYSXGMGBS-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/12—Light metals
- C23G1/125—Light metals aluminium
-
- 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
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
-
- 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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/14—Cleaning or pickling metallic material with solutions or molten salts with alkaline solutions
- C23G1/22—Light metals
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
本发明涉及铝型材技术领域,具体涉及一种去除铝型材表面腐蚀斑点的处理方法,具体包括以下步骤:将回收的被腐蚀的铝型材用浓度为53%的氢氧化钙溶液浸泡;将浸泡后的铝型材用氮气对表面喷吹;将铝型材用抗氧液浸泡1‑2天;再将铝型材置于浓度为5%的醋酸溶液中蒸煮,直至醋酸浓度变为1%停止蒸煮;将湿的铝型材送入炉排加热至620‑680℃,然后用‑20℃的二氧化碳气体对铝型材降温至200‑220℃,然后再将铝型材加热至550‑600℃,然后再用双氧水对热的铝型材表面喷施。本发明处理工艺简便,相比重新熔炼铝会节省大量能源,经常处理的铝型材表面的锈蚀斑点会自行脱除,并且在处理过程中铝型材的损坏仅为0.3%,该处理工艺成本低廉。
Description
技术领域
本发明涉及铝型材技术领域,具体涉及一种去除铝型材表面腐蚀斑点的处理方法。
背景技术
铝合金型材是工业中应用最广泛的一类有色金属结构材料,在航空、航天、汽车、机械制造、船舶,建筑,装修。及化学工业中已大量应用。随着近年来科学技术以及工业经济的飞速发展,对铝合金焊接结构件的需求日益增多,使铝合金的焊接性研究也随之深入。铝合金的广泛应用促进了铝合金焊接技术的发展,同时焊接技术的发展又拓展了铝合金的应用领域,因此铝合金的焊接技术正成为研究的热点之一。纯铝的密度小(ρ=2.7g/cm3),大约是铁的1/3,熔点低(660℃),铝是面心立方结构,故具有很高的塑性,易于加工,可制成各种型材、板材,抗腐蚀性能好;但是纯铝的强度很低,退火状态值约为8kgf/mm2,故不宜作结构材料。通过长期的生产实践和科学实验,人们逐渐以加入合金元素及运用热处理等方法来强化铝,这就得到了一系列的铝合金。添加一定元素形成的合金在保持纯铝质轻等优点的同时还能具有较高的强度,σb值分别可达24~60kgf/mm2。这样使得其“比强度”(强度与比重的比值σb/ρ)胜过很多合金钢,成为理想的结构材料,广泛用于机械制造、运输机械、动力机械及航空工业等方面,飞机的机身、蒙皮、压气机等常以铝合金制造,以减轻自重。采用铝合金代替钢板材料的焊接,结构重量可减轻50%以上。铝型材长期暴露在空气中使用后,其表面会出现大量的腐蚀斑点,所以一般受到腐蚀的铝型材大都是直接回收重新熔铸了,重新熔炼铝会造成大量的能源浪费。
发明内容
本发明所要解决的技术问题在于提供一种去除铝型材表面腐蚀斑点的处理方法。
本发明所要解决的技术问题采用以下技术方案来实现:
一种去除铝型材表面腐蚀斑点的处理方法,具体包括以下步骤:
(1)将回收的被腐蚀的铝型材用浓度为53%的氢氧化钙溶液浸泡1-2天;
(2)将浸泡后的铝型材用氮气对表面喷吹;
(3)将铝型材用抗氧液浸泡1-2天,然后对铝型材表面清洗干净;
(4)再将铝型材置于浓度为5%的醋酸溶液中蒸煮,直至醋酸浓度变为1%停止蒸煮;
(5)将湿的铝型材送入炉排加热至620-680℃,然后用-20℃的二氧化碳气体对铝型材降温至200-220℃,然后再将铝型材加热至550-600℃,然后再用双氧水对热的铝型材表面喷施,待铝型材自然干燥后即可作为新的铝型材使用。
所述抗氧液由如下重量份数的原料制成:糯米支链淀粉4-8份、乙醇8-12份、四乙基溴化铵0.5-1份、乙二胺四亚甲基叉膦酸钠0.5-1份、黄芪苷3-4份、核糖-5-磷酸2-2.5份、水160-200份;其制备方法是将各原料混合均匀即可。
所述抗氧液由如下重量份数的原料制成:糯米支链淀粉6份、乙醇10份、四乙基溴化铵0.8份、乙二胺四亚甲基叉膦酸钠0.8份、黄芪苷3.5份、核糖-5-磷酸2.8份、水180份;其制备方法是将各原料混合均匀即可。
本发明的有益效果是:本发明处理工艺简便,相比重新熔炼铝会节省大量能源,经常处理的铝型材表面的锈蚀斑点会自行脱除,并且在处理过程中铝型材的损坏仅为0.3%,该处理工艺成本低廉。
具体实施方式
为了使本发明实现的技术手段、创作特征、达成目的与功效易于明白了解,下面结合具体实施例,进一步阐述本发明。
实施例1
一种去除铝型材表面腐蚀斑点的处理方法,具体包括以下步骤:
(1)将回收的被腐蚀的铝型材用浓度为53%的氢氧化钙溶液浸泡1-2天;
(2)将浸泡后的铝型材用氮气对表面喷吹;
(3)将铝型材用抗氧液浸泡1-2天,然后对铝型材表面清洗干净;抗氧液由如下重量份数的原料制成:糯米支链淀粉6份、乙醇10份、四乙基溴化铵0.8份、乙二胺四亚甲基叉膦酸钠0.8份、黄芪苷3.5份、核糖-5-磷酸2.8份、水180份;其制备方法是将各原料混合均匀即可;
(4)再将铝型材置于浓度为5%的醋酸溶液中蒸煮,直至醋酸浓度变为1%停止蒸煮;
(5)将湿的铝型材送入炉排加热至620-680℃,然后用-20℃的二氧化碳气体对铝型材降温至200-220℃,然后再将铝型材加热至550-600℃,然后再用双氧水对热的铝型材表面喷施,待铝型材自然干燥后即可作为新的铝型材使用。
实施例2
一种去除铝型材表面腐蚀斑点的处理方法,具体包括以下步骤:
(1)将回收的被腐蚀的铝型材用浓度为53%的氢氧化钙溶液浸泡1-2天;
(2)将浸泡后的铝型材用氮气对表面喷吹;
(3)将铝型材用抗氧液浸泡1-2天,然后对铝型材表面清洗干净;抗氧液由如下重量份数的原料制成:糯米支链淀粉4份、乙醇8份、四乙基溴化铵0.5份、乙二胺四亚甲基叉膦酸钠0.5份、黄芪苷3份、核糖-5-磷酸2份、水160份;其制备方法是将各原料混合均匀即可;
(4)再将铝型材置于浓度为5%的醋酸溶液中蒸煮,直至醋酸浓度变为1%停止蒸煮;
(5)将湿的铝型材送入炉排加热至620-680℃,然后用-20℃的二氧化碳气体对铝型材降温至200-220℃,然后再将铝型材加热至550-600℃,然后再用双氧水对热的铝型材表面喷施,待铝型材自然干燥后即可作为新的铝型材使用。
实施例3
一种去除铝型材表面腐蚀斑点的处理方法,具体包括以下步骤:
(1)将回收的被腐蚀的铝型材用浓度为53%的氢氧化钙溶液浸泡1-2天;
(2)将浸泡后的铝型材用氮气对表面喷吹;
(3)将铝型材用抗氧液浸泡1-2天,然后对铝型材表面清洗干净;抗氧液由如下重量份数的原料制成:糯米支链淀粉8份、乙醇12份、四乙基溴化铵1份、乙二胺四亚甲基叉膦酸钠1份、黄芪苷4份、核糖-5-磷酸2.5份、水200份;其制备方法是将各原料混合均匀即可;
(4)再将铝型材置于浓度为5%的醋酸溶液中蒸煮,直至醋酸浓度变为1%停止蒸煮;
(5)将湿的铝型材送入炉排加热至620-680℃,然后用-20℃的二氧化碳气体对铝型材降温至200-220℃,然后再将铝型材加热至550-600℃,然后再用双氧水对热的铝型材表面喷施,待铝型材自然干燥后即可作为新的铝型材使用。
以上显示和描述了本发明的基本原理和主要特征和本发明的优点。本行业的技术人员应该了解,本发明不受上述实施例的限制,上述实施例和说明书中描述的只是说明本发明的原理,在不脱离本发明精神和范围的前提下,本发明还会有各种变化和改进,这些变化和改进都落入要求保护的本发明范围内。本发明要求保护范围由所附的权利要求书及其等效物界定。
Claims (3)
1.一种去除铝型材表面腐蚀斑点的处理方法,其特征在于,具体包括以下步骤:
(1)将回收的被腐蚀的铝型材用浓度为53%的氢氧化钙溶液浸泡1-2天;
(2)将浸泡后的铝型材用氮气对表面喷吹;
(3)将铝型材用抗氧液浸泡1-2天,然后对铝型材表面清洗干净;
(4)再将铝型材置于浓度为5%的醋酸溶液中蒸煮,直至醋酸浓度变为1%停止蒸煮;
(5)将湿的铝型材送入炉排加热至620-680℃,然后用-20℃的二氧化碳气体对铝型材降温至200-220℃,然后再将铝型材加热至550-600℃,然后再用双氧水对热的铝型材表面喷施,待铝型材自然干燥后即可作为新的铝型材使用。
2.如权利要求1所述的一种去除铝型材表面腐蚀斑点的处理方法,其特征在于,所述抗氧液由如下重量份数的原料制成:糯米支链淀粉4-8份、乙醇8-12份、四乙基溴化铵0.5-1份、乙二胺四亚甲基叉膦酸钠0.5-1份、黄芪苷3-4份、核糖-5-磷酸2-2.5份、水160-200份;其制备方法是将各原料混合均匀即可。
3.如权利要求2所述的一种去除铝型材表面腐蚀斑点的处理方法,其特征在于,所述抗氧液由如下重量份数的原料制成:糯米支链淀粉6份、乙醇10份、四乙基溴化铵0.8份、乙二胺四亚甲基叉膦酸钠0.8份、黄芪苷3.5份、核糖-5-磷酸2.8份、水180份;其制备方法是将各原料混合均匀即可。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611205042.4A CN106757081A (zh) | 2016-12-23 | 2016-12-23 | 一种去除铝型材表面腐蚀斑点的处理方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611205042.4A CN106757081A (zh) | 2016-12-23 | 2016-12-23 | 一种去除铝型材表面腐蚀斑点的处理方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN106757081A true CN106757081A (zh) | 2017-05-31 |
Family
ID=58918945
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201611205042.4A Pending CN106757081A (zh) | 2016-12-23 | 2016-12-23 | 一种去除铝型材表面腐蚀斑点的处理方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106757081A (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112048728A (zh) * | 2020-09-04 | 2020-12-08 | 江苏科源铝业有限公司 | 一种铝型材表面腐蚀斑点去除装置及其去除方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102409325A (zh) * | 2011-12-06 | 2012-04-11 | 中国科学院金属研究所 | 环保型耐腐蚀无铬化学转化液及化学转化膜的制备方法 |
US20120094130A1 (en) * | 2010-10-15 | 2012-04-19 | Universidade Estadual De Campinas | Coating Compositions With Anticorrosion Properties |
CN103643235A (zh) * | 2013-11-29 | 2014-03-19 | 台澳铝业(台山)有限公司 | 一种高光亮度铝合金抛光型材及其生产工艺 |
-
2016
- 2016-12-23 CN CN201611205042.4A patent/CN106757081A/zh active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20120094130A1 (en) * | 2010-10-15 | 2012-04-19 | Universidade Estadual De Campinas | Coating Compositions With Anticorrosion Properties |
CN102409325A (zh) * | 2011-12-06 | 2012-04-11 | 中国科学院金属研究所 | 环保型耐腐蚀无铬化学转化液及化学转化膜的制备方法 |
CN103643235A (zh) * | 2013-11-29 | 2014-03-19 | 台澳铝业(台山)有限公司 | 一种高光亮度铝合金抛光型材及其生产工艺 |
Non-Patent Citations (1)
Title |
---|
张维 主编: "《客房服务与管理800题》", 30 September 1991, 辽宁科学技术出版社 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112048728A (zh) * | 2020-09-04 | 2020-12-08 | 江苏科源铝业有限公司 | 一种铝型材表面腐蚀斑点去除装置及其去除方法 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104151912B (zh) | 油性耐高温保护涂料及其应用以及钛锭的生产方法 | |
CN108265252B (zh) | 一种环保热镀方法 | |
CN106312317A (zh) | 中等厚度铝镁合金焊接方法 | |
CN107639129A (zh) | 耐腐蚀不锈钢无缝钢管的加工工艺 | |
CN105483425A (zh) | 一种高强度铜扁线合金线材及其生产工艺 | |
CN106757081A (zh) | 一种去除铝型材表面腐蚀斑点的处理方法 | |
CN107695626A (zh) | 一种高强度无缝钢管的施工工艺及其产品与应用 | |
CN105728492B (zh) | 一种屈服强度大于700MPa的复合钢板及其制备方法 | |
CN105002440A (zh) | 纳米/微米晶复相高强高塑304不锈钢板材的制备方法 | |
Pint et al. | Performance of alloy 600 in flowing commercial Cl salt at 600-750 C | |
CN106560523B (zh) | 搪瓷用冷轧钢板及其制造方法 | |
CN107779666A (zh) | 一种钛合金管及制备工艺 | |
CN106637003B (zh) | 一种铝型材钢化处理方法 | |
CN101898200B (zh) | 锌锭直接轧制方法 | |
CN105483460A (zh) | 一种具有抗疲劳性能的铝合金及其热处理方法 | |
US1126484A (en) | Method of manufacturing composite metallic articles. | |
CN107362961A (zh) | 一种不锈钢管表面处理工艺 | |
CN103343516A (zh) | 一种渗铝高速公路护栏及制备方法 | |
CN107051838A (zh) | 一种铝型材的表面喷涂处理工艺 | |
CN104711510A (zh) | 耐腐蚀、高强度的建筑用脚手架钢管的制造方法 | |
CN111534778A (zh) | 一种内部缺陷热镀铝锌合金锭使用工艺 | |
CN107385295B (zh) | 一种箱罐车用耐蚀可焊铝合金板材及其制造方法 | |
CN106676511A (zh) | 一种铝型材的低温钝化工艺 | |
CN108060374A (zh) | 一种铝合金铸件表面的热处理方法 | |
CN106670084A (zh) | 一种提升铝型材表面致密性的方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170531 |
|
RJ01 | Rejection of invention patent application after publication |