CN114686897B - 一种n06625镍铬钼铌合金中厚板的高效酸洗工艺 - Google Patents
一种n06625镍铬钼铌合金中厚板的高效酸洗工艺 Download PDFInfo
- Publication number
- CN114686897B CN114686897B CN202210254985.5A CN202210254985A CN114686897B CN 114686897 B CN114686897 B CN 114686897B CN 202210254985 A CN202210254985 A CN 202210254985A CN 114686897 B CN114686897 B CN 114686897B
- Authority
- CN
- China
- Prior art keywords
- pickling
- nickel
- acid
- acid pickling
- molybdenum
- 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.)
- Active
Links
- 238000005554 pickling Methods 0.000 title claims abstract description 45
- 238000000034 method Methods 0.000 title claims abstract description 39
- 239000002253 acid Substances 0.000 title claims abstract description 32
- 229910001257 Nb alloy Inorganic materials 0.000 title claims abstract description 16
- KMCVQCJLAZSHCL-UHFFFAOYSA-N [Nb].[Mo].[Cr].[Ni] Chemical compound [Nb].[Mo].[Cr].[Ni] KMCVQCJLAZSHCL-UHFFFAOYSA-N 0.000 title claims abstract description 16
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 38
- 238000005406 washing Methods 0.000 claims abstract description 15
- 238000005422 blasting Methods 0.000 claims abstract description 14
- 238000004140 cleaning Methods 0.000 claims abstract description 8
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims abstract description 6
- 238000001035 drying Methods 0.000 claims abstract description 4
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims abstract description 3
- 229910017604 nitric acid Inorganic materials 0.000 claims abstract description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 229910045601 alloy Inorganic materials 0.000 abstract description 10
- 239000000956 alloy Substances 0.000 abstract description 10
- 238000004381 surface treatment Methods 0.000 abstract description 3
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 abstract description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 10
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- 230000007797 corrosion Effects 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 5
- 229910052759 nickel Inorganic materials 0.000 description 3
- 239000000126 substance Substances 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000012993 chemical processing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229910000623 nickel–chromium alloy Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 239000010955 niobium Substances 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- LSUGARZMXSJAAI-UHFFFAOYSA-N nitric acid hydrate hydrofluoride Chemical compound O.F.O[N+]([O-])=O LSUGARZMXSJAAI-UHFFFAOYSA-N 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- C23G1/10—Other heavy metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/08—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for polishing surfaces, e.g. smoothing a surface by making use of liquid-borne abrasives
- B24C1/086—Descaling; Removing coating films
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C11/00—Selection of abrasive materials or additives for abrasive blasts
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
一种N06625镍铬钼铌合金中厚板的高效酸洗工艺,属于中厚合金板酸洗技术领域,解决N06625镍铬钼铌合金中厚板酸洗的技术问题,解决方案包括以下步骤:抛丸→硫酸酸洗工序→一次清洗→混酸酸洗工序→二次清洗→烘干;在所述抛丸工序采用混合磨料;所述硫酸酸洗工序的工艺参数为:硫酸的浓度为200~250 g/L,硫酸酸洗工序的温度为60~70℃;所述混酸酸洗工序的工艺参数为:浓度为300g/L的硝酸和浓度为40 g/L的氢氟酸,混酸酸洗工序的温度为40‑50℃,酸洗速度1m/min。本发明通过选用特定的抛丸工艺、特定浓度和温度的酸对热轧中厚板的N06625镍铁合金表面处理,酸洗后热轧板色泽良好。
Description
技术领域
本发明属于中厚合金板酸洗技术领域,具体涉及的是一种N06625镍铬钼铌合金中厚板的高效酸洗工艺。
背景技术
N06625镍铬钼铌合金钢是一种对各种腐蚀介质都具有优良耐蚀性的低碳镍铬钼铌合金钢,具有广泛抗氧化和耐腐蚀的优良特性,适用于包括喷气式飞机引擎环境以及航空化学加工在内的众多领域,镍铬合金中含钼、铌元素,使得该合金具有卓越的耐腐蚀性。地热盐水试验结果表明N06625合金对地热水具有极高的耐蚀性,模拟管道煤气脱硫环境试验表明N06625合金与316合金相比,具有极高的抗腐蚀能力。目前报道的N06625合金的表面处理工艺,除去合金表面氧化皮时先碱洗,再在硝酸-氢氟酸-水溶液中酸洗,无具体的工艺参数。
发明内容
本发明的目的在于克服现有技术的缺点,解决N06625镍铬钼铌合金中厚板酸洗的技术问题,本发明提供一种N06625镍铬钼铌合金中厚板的高效酸洗工艺,经多次的实验发现,通过本发明提供的物理和化学表面处理方法,即采用物理抛丸去除氧化铁鳞后再用特定的浓度和温度的酸进行酸洗表面的化学处理,可以高效酸洗镍基合金N06625中厚板,色泽良好,满足航天航空领域对该材料的应用需求。
本发明为解决上述技术问题而采取的技术方案是:
一种N06625镍铬钼铌合金中厚板的高效酸洗工艺,所述酸洗工艺为连续酸洗工段,包括硫酸酸洗工序和混酸酸洗工序,包括以下步骤:
抛丸→硫酸酸洗工序→一次清洗→混酸酸洗工序→二次清洗→烘干;
在所述抛丸工序:采用重量百分比含量为20%的S230型钢丸和重量百分比含量为80%的G40型钢砂的混合磨料;钢板通过抛丸机速度为3m/min;
所述硫酸酸洗工序的工艺参数为:硫酸的浓度为200~250g/L,硫酸酸洗工序的温度为60~70℃;
所述混酸酸洗工序的工艺参数为:浓度为300g/L的硝酸和浓度为40g/L的氢氟酸,混酸酸洗工序的温度为40-50℃,酸洗速度为1m/min。
进一步地,待酸洗的N06625镍铬钼铌合金中厚板为热轧态板坯。
与现有技术相比本发明的有益效果为:
本发明提供的酸洗N06625镍基合金的工艺,通过选用特定的抛丸工艺、特定浓度和温度的酸对热轧中厚板的N06625镍铁合金表面处理,酸洗后热轧板色泽良好。
具体实施方式
下面结合实施例对本发明作进一步的详细描述。
一种N06625镍铬钼铌合金中厚板的高效酸洗工艺,待酸洗的N06625镍铬钼铌合金中厚板为热轧态板坯,所述酸洗工艺为连续酸洗工段,包括硫酸酸洗工序和混酸酸洗工序,包括以下步骤:
抛丸→硫酸酸洗工序→一次清洗→混酸酸洗工序→二次清洗→烘干;
在所述抛丸工序:采用重量百分比含量为20%的S230型钢丸和重量百分比含量为80%的G40型钢砂的混合磨料;钢板通过抛丸机速度为3m/min;
连续酸洗工序使用正交设计的试验方法,其酸浓度和温度范围如表1所示;
表1本实施例的酸洗条件
从表1可以看出,方案1~方案2处理的N06625氧化铁鳞未洗干净,表面颜色有黑,方案3~方案4,方案6~方案9处理的N06625,氧化铁鳞洗干净,但表面颜色不同程度发污。方案5处理的N06625,氧化铁鳞已洗干净,表面颜色发白;
综上所述:
所述硫酸酸洗工序的工艺参数为:硫酸的浓度为200~250g/L,硫酸酸洗工序的温度为60~70℃;
在所述混酸酸洗工序的工艺参数为:浓度为300g/L的硝酸和浓度为40g/L的氢氟酸,混酸酸洗工序的温度为40-50℃,酸洗速度为1m/min,可以高效酸洗镍基合金N06625表面。
以上所述,仅为本发明的具体实施方式,但本发明的保护范围并不局限于此,任何熟悉技术领域的技术人员在本发明揭露的技术范围内,可轻易想到的变化或替换,都应涵盖在本发明的保护范围之内。因此,本发明的保护范围应以所述权利要求的保护范围为准。
Claims (2)
1.一种N06625镍铬钼铌合金中厚板的高效酸洗工艺,所述酸洗工艺为连续酸洗工段,包括硫酸酸洗工序和混酸酸洗工序,其特征在于包括以下步骤:
抛丸→硫酸酸洗工序→一次清洗→混酸酸洗工序→二次清洗→烘干;
在所述抛丸工序:采用重量百分比含量为20%的S230型钢丸和重量百分比含量为80%的G40型钢砂的混合磨料;钢板通过抛丸机的速度为3m/min;
所述硫酸酸洗工序的工艺参数为:硫酸的浓度为200~250 g/L,硫酸酸洗工序的温度为60℃;
所述混酸酸洗工序的工艺参数为:浓度为300g/L的硝酸和浓度为40 g/L的氢氟酸,混酸酸洗工序的温度为40℃,酸洗速度为1m/min。
2.根据权利要求1所述的一种N06625镍铬钼铌合金中厚板的高效酸洗工艺,其特征在于:待酸洗的N06625镍铬钼铌合金中厚板为热轧态板坯。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210254985.5A CN114686897B (zh) | 2022-03-16 | 2022-03-16 | 一种n06625镍铬钼铌合金中厚板的高效酸洗工艺 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210254985.5A CN114686897B (zh) | 2022-03-16 | 2022-03-16 | 一种n06625镍铬钼铌合金中厚板的高效酸洗工艺 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN114686897A CN114686897A (zh) | 2022-07-01 |
CN114686897B true CN114686897B (zh) | 2024-05-28 |
Family
ID=82138390
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210254985.5A Active CN114686897B (zh) | 2022-03-16 | 2022-03-16 | 一种n06625镍铬钼铌合金中厚板的高效酸洗工艺 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114686897B (zh) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6442527A (en) * | 1987-08-11 | 1989-02-14 | Kawasaki Steel Co | Production of ferritic stainless steel plate having excellent surface characteristic and press-formability |
CN103320803A (zh) * | 2012-03-22 | 2013-09-25 | 宝山钢铁股份有限公司 | 板带温酸洗工艺 |
KR101696103B1 (ko) * | 2015-11-11 | 2017-01-13 | 주식회사 포스코 | 오스테나이트계 스테인리스강의 열처리 및 산세 방법 |
-
2022
- 2022-03-16 CN CN202210254985.5A patent/CN114686897B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6442527A (en) * | 1987-08-11 | 1989-02-14 | Kawasaki Steel Co | Production of ferritic stainless steel plate having excellent surface characteristic and press-formability |
CN103320803A (zh) * | 2012-03-22 | 2013-09-25 | 宝山钢铁股份有限公司 | 板带温酸洗工艺 |
KR101696103B1 (ko) * | 2015-11-11 | 2017-01-13 | 주식회사 포스코 | 오스테나이트계 스테인리스강의 열처리 및 산세 방법 |
Non-Patent Citations (1)
Title |
---|
不锈钢中厚板 HNO3+HF 混酸酸洗工艺研究;杨明永等;《河北冶金》(第6期);全文 * |
Also Published As
Publication number | Publication date |
---|---|
CN114686897A (zh) | 2022-07-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107012464B (zh) | 一种提高铝合金耐腐蚀性能的前处理液及前处理方法 | |
CN101775635B (zh) | 一种不锈钢冷轧板处理工艺 | |
CN102220591A (zh) | 一种不锈钢管件酸洗钝化处理工艺 | |
CN105386066B (zh) | 一种碳钢酸洗液及其应用 | |
CN105780025A (zh) | 一种300系列不锈钢管材的室温低损型酸洗液及其酸洗方法 | |
CN103184459A (zh) | 一种去除热轧耐蚀合金氧化皮的酸洗液及其酸洗方法 | |
CN107675193A (zh) | 一种铝合金原材料预处理方法 | |
CN111809171A (zh) | 一种不锈钢法兰钝化工艺 | |
JP4662685B2 (ja) | オーステナイト系ステンレス鋼の耐食性を改善する表面処理 | |
CN107130236A (zh) | 一种提高耐腐蚀性的铝合金表面钝化处理工艺 | |
CN114686897B (zh) | 一种n06625镍铬钼铌合金中厚板的高效酸洗工艺 | |
CN107502899A (zh) | 洗白除垢液及其用途以及铝合金的前处理方法 | |
CN105568301B (zh) | 一种不含金属元素的钢铁酸洗促进剂及其使用方法 | |
CN105506536B (zh) | 一种碳钢炒锅耐蚀工艺 | |
CN106048626A (zh) | 一种耐盐雾的不锈钢的酸洗工艺 | |
CN105018943B (zh) | 一种酸洗添加剂及其制备方法 | |
CN113088980B (zh) | 一种盐酸酸洗铁铬铝合金热轧带钢表面氧化皮的生产方法 | |
CN105543865B (zh) | 一种400系列不锈钢退火线材催化酸洗液及酸洗方法 | |
CN112301351A (zh) | 一种奥氏体不锈钢零件的酸洗钝化工艺 | |
CN107475732A (zh) | 一种耐腐蚀不锈钢无缝钢管的酸洗光亮工艺 | |
JP4028014B2 (ja) | 酸洗促進剤、酸洗促進剤を含んだ酸洗液組成物およびこれらを用いる金属の酸洗方法 | |
CN108118344A (zh) | 一种环保快速酸洗净洗剂bw-500p及再生添加剂bs-51 | |
JPS6345480B2 (zh) | ||
CN114108044B (zh) | 一种常温下对奥氏体不锈钢设备表面进行处理的工艺 | |
CN108018579A (zh) | 除锈液及其制备方法 |
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 | ||
GR01 | Patent grant | ||
GR01 | Patent grant |