CN101575719A - Process for performing chromium plating with superconducting material - Google Patents

Process for performing chromium plating with superconducting material Download PDF

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Publication number
CN101575719A
CN101575719A CNA2008100433394A CN200810043339A CN101575719A CN 101575719 A CN101575719 A CN 101575719A CN A2008100433394 A CNA2008100433394 A CN A2008100433394A CN 200810043339 A CN200810043339 A CN 200810043339A CN 101575719 A CN101575719 A CN 101575719A
Authority
CN
China
Prior art keywords
superconductor
adopt
environment
superconducting material
chromium plating
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
Application number
CNA2008100433394A
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Chinese (zh)
Inventor
仇士学
蔡宪成
刘开平
沈慧荣
黄修康
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHENHAI SPECIAL PLATING CO Ltd NANTONG CITY
Original Assignee
SHENHAI SPECIAL PLATING CO Ltd NANTONG CITY
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SHENHAI SPECIAL PLATING CO Ltd NANTONG CITY filed Critical SHENHAI SPECIAL PLATING CO Ltd NANTONG CITY
Priority to CNA2008100433394A priority Critical patent/CN101575719A/en
Publication of CN101575719A publication Critical patent/CN101575719A/en
Pending legal-status Critical Current

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Abstract

The invention relates to a method for anti-oxidizing a metal surface, in particular a process for performing chromium plating with a superconducting material, which consists of three steps of a pre-plating surface processing procedure, a chromium plating procedure and a post-processing procedure. The successful key to the invention is the pre-plating surface processing procedure. The invention has the advantages of satisfying requirements of various indexes by using surface thickness and evenness of a plating layer of the electroplating superconducting material and having stable performance of quality requirements such as conductivity of the material, assembly, and the like.

Description

Process for performing chromium plating with superconducting material
Technical field
The present invention relates to a kind of anti-oxidation method of metallic surface, relate in particular to a kind of processing method of performing chromium plating with superconducting material.
Background technology
It is the difficulty that present international electroplating industry is just being captured that superconducting material is electroplated, mostly diameter is superfine because of superconducting material, in material continuous electroplating process, can't bear the tension force (minimum tension force just may cause distortion of materials or fracture) of equipment traction, in addition, superconducting material is electroplated very high to the thickness and the uniformity requirement of coating surface, and existing plating technology can not satisfy the plating needs of superconducting material.
Summary of the invention
The invention discloses a kind of process for performing chromium plating with superconducting material, it is by plating front surface treatment process, the chromium plating operation, three steps of postprocessing working procedures are formed, it is characterized in that: the steps include: to adopt the electrochemical deoiling powder under 50 ± 5 ° environment, the superconductor plate surface to be carried out electrochemical deoiling in the plating front surface treatment process, superconductor to oil removing is washed, under 30 ± 5 ° environment, the superconductor of washing is carried out pickling, the preferred hydrochloric acid of acid solution, adopt mobile water that the superconductor of pickling is washed, with the superconductor that cleaned under 50 ± 5 ° environment, in the reagent that contains the electrochemical deoiling powder, carry out electrolytic degreasing, adopt mobile water that the superconductor of pickling is washed, under 30 ± 5 ° environment, adopt sulfuric acid that superconductor is activated, adopt the washing of deionization pure water; The chromium plating operation is: adopt chromic acid (CrO 3), sulfuric acid (H 2SO 4), trivalent chromium (Cr 3+) in 50 ± 5 ° of environment of temperature, superconducting material is carried out chromium plating, postprocessing working procedures: chromed superconducting material is carried out water washing, deionized water wash, this invention is finished in oven dry.
The present invention's success key is to plate the front surface treatment process, the invention has the beneficial effects as follows: adopt the present invention's galvanized superconductor material coating surface thickness and even performance to satisfy every index request, and the electroconductibility of material, assembling waits the quality requirements stable performance.
Embodiment
The invention will be further described below in conjunction with one embodiment of the present of invention, and present embodiment is only for explaining effect of the present invention, not as limiting effect of the present invention:
Needing to carry out chromed superconducting material overall diameter in the present embodiment is 0.82mm, the copper pipe part thickness of pipe of wrapping up on Buddhist nun's silk superconductive compound materials is 0.05mm only, the tension force ability to bear is minimum, be very easy to fracture, it is 1.5 μ m ± 0.5 μ m that this material surface electroplating thickness requires, and uniformity requirement is high.
This superconducting line is put into groove, under 50 ± 5 ° environment, adopt the electrochemical deoiling powder of label U-151 that the superconductor plate surface is carried out electrochemical deoiling, 20-30 second, the superconducting line of handling well is carried out the tap water washing until being neutral, the superconducting line of washing is put into groove, in groove, add hydrochloric acid, superconducting line is carried out pickling, pickling 10-20 second, the superconducting line of handling well is carried out the tap water washing until being neutral, superconducting line is put into groove, under 50 ± 5 ° environment, adopt the electrochemical deoiling powder of label U-152 that the superconductor plate surface is carried out electrolytic degreasing, oil removing 3-5 second, the superconducting line of handling well is carried out the tap water washing until being neutral, superconducting line is put into groove, under 30 ± 5 ° environment, add sulfuric acid superconducting line is carried out activation treatment, activate 10-15 days, the superconducting line of handling well is carried out the pure washing of deionization until being neutral, superconducting line is put into groove, and reagent is in the groove: chromic acid (CrO 3), sulfuric acid (H 2SO 4), trivalent chromium (Cr 3+), under 50 ± 5 ° environment, carry out chromium plating and handle, handled 120 seconds-150 seconds, superconductor to be washed, the pure washing of deionization is until being neutral, and this chrome-plated process is finished in oven dry.Adopt the present invention's galvanized superconductor material coating surface thickness and even performance to satisfy every index request, the electroconductibility of material, assembling waits the quality requirements stable performance.

Claims (1)

1, a kind of process for performing chromium plating with superconducting material, it is by plating front surface treatment process, the chromium plating operation, three steps of postprocessing working procedures are formed, it is characterized in that: the steps include: to adopt the electrochemical deoiling powder under 50 ± 5 ° environment, the superconductor plate surface to be carried out electrochemical deoiling in the plating front surface treatment process, superconductor to oil removing is washed, under 30 ± 5 ° environment, the superconductor of washing is carried out pickling, the preferred hydrochloric acid of acid solution, adopt mobile water that the superconductor of pickling is washed, with the superconductor that cleaned under 50 ± 5 ° environment, in the reagent that contains the electrochemical deoiling powder, carry out electrolytic degreasing, adopt mobile water that the superconductor of pickling is washed, under 30 ± 5 ° environment, adopt sulfuric acid that superconductor is activated, adopt the washing of deionization pure water; The chromium plating operation is: adopt chromic acid CrO 3, sulfuric acid H 2SO 4, trivalent chromium Cr 3+In 50 ± 5 ° of environment of temperature, superconducting material is carried out chromium plating, postprocessing working procedures: chromed superconducting material is carried out water washing, deionized water wash, oven dry.
CNA2008100433394A 2008-05-06 2008-05-06 Process for performing chromium plating with superconducting material Pending CN101575719A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNA2008100433394A CN101575719A (en) 2008-05-06 2008-05-06 Process for performing chromium plating with superconducting material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNA2008100433394A CN101575719A (en) 2008-05-06 2008-05-06 Process for performing chromium plating with superconducting material

Publications (1)

Publication Number Publication Date
CN101575719A true CN101575719A (en) 2009-11-11

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2008100433394A Pending CN101575719A (en) 2008-05-06 2008-05-06 Process for performing chromium plating with superconducting material

Country Status (1)

Country Link
CN (1) CN101575719A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103046085A (en) * 2012-12-27 2013-04-17 南通市申海工业技术科技有限公司 Chromium plating process of nuclear generator unit members
CN103290442A (en) * 2013-06-13 2013-09-11 南通市申海工业技术科技有限公司 Electroplating process for zinc-nickel alloy
CN103320826A (en) * 2013-06-13 2013-09-25 南通市申海工业技术科技有限公司 Automatic conductor strand chromium plating process
CN104953022A (en) * 2015-05-15 2015-09-30 富通集团(天津)超导技术应用有限公司 Production method of superconducting wire

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103046085A (en) * 2012-12-27 2013-04-17 南通市申海工业技术科技有限公司 Chromium plating process of nuclear generator unit members
CN103046085B (en) * 2012-12-27 2016-05-18 南通市申海工业技术科技有限公司 Nuclear power generating sets member chrome-plated process
CN103290442A (en) * 2013-06-13 2013-09-11 南通市申海工业技术科技有限公司 Electroplating process for zinc-nickel alloy
CN103320826A (en) * 2013-06-13 2013-09-25 南通市申海工业技术科技有限公司 Automatic conductor strand chromium plating process
CN103290442B (en) * 2013-06-13 2016-05-18 南通市申海工业技术科技有限公司 Zn-ni Alloy Plating
CN104953022A (en) * 2015-05-15 2015-09-30 富通集团(天津)超导技术应用有限公司 Production method of superconducting wire

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Open date: 20091111