CN107747087A - A kind of tubular heat exchanger titanium tube - Google Patents

A kind of tubular heat exchanger titanium tube Download PDF

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Publication number
CN107747087A
CN107747087A CN201711076157.2A CN201711076157A CN107747087A CN 107747087 A CN107747087 A CN 107747087A CN 201711076157 A CN201711076157 A CN 201711076157A CN 107747087 A CN107747087 A CN 107747087A
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CN
China
Prior art keywords
weight
parts
titanium tube
main body
tube main
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
CN201711076157.2A
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Chinese (zh)
Inventor
王昱丰
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.)
Changshu Oudi Pipe Industry Co Ltd
Original Assignee
Changshu Oudi Pipe Industry Co Ltd
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 Changshu Oudi Pipe Industry Co Ltd filed Critical Changshu Oudi Pipe Industry Co Ltd
Priority to CN201711076157.2A priority Critical patent/CN107747087A/en
Priority to PCT/CN2017/109881 priority patent/WO2019084987A1/en
Publication of CN107747087A publication Critical patent/CN107747087A/en
Pending legal-status Critical Current

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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
    • C23C22/07—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 phosphates
    • C23C22/08—Orthophosphates
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F19/00—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers
    • F28F19/02—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers by using coatings, e.g. vitreous or enamel coatings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
    • F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
    • F28F21/081—Heat exchange elements made from metals or metal alloys
    • F28F21/086—Heat exchange elements made from metals or metal alloys from titanium or titanium alloys

Abstract

The invention discloses a kind of tubular heat exchanger titanium tube, its titanium tube main body passes through Passivation Treatment, and Passivation Treatment comprises the following steps：1）1~2 parts by weight orthophosphoric acid, 1.1 parts by weight of ethanol amine, 0.8 parts by weight thiocarbamide, 2.2 parts by weight acetic acid butyl esters, 4.6 parts by weight nonylphenol ethylene oxide carboxylics are put into 25 parts by weight of deionized water successively, stirred；2）Put into 0.4 parts by weight of phosphoric acid potassium dihydrogen, 1.5 parts by weight sodium tripolyphosphates, 1.4 parts by weight alkyl sulfate sodium, the hydroxybenzotriazole of 1.7 parts by weight 1,2.2 parts by weight inositol hexaphosphates successively again, continue to stir, to being sufficiently mixed uniformly, inactivating treatment liquid is made；3）Titanium tube main body is inserted in inactivating treatment liquid and is passivated processing, 50 DEG C for the treatment of temperature, 30 seconds processing times, is cleaned with pure water after taking-up and dried again.Tubular heat exchanger titanium tube of the present invention, its titanium tube main body pass through Passivation Treatment, and performance is good, and surface smoothness is good.

Description

A kind of tubular heat exchanger titanium tube
Technical field
The present invention relates to a kind of tubular heat exchanger titanium tube.
Background technology
Existing tubular heat exchanger titanium tube, including titanium tube main body, but the anti-oxidant of titanium tube main body, abrasion-resistant, it is corrosion-resistant, Heat-resisting, cold-resistant, weather resistance has much room for improvement, and surface smoothness is also not ideal enough.
The content of the invention
It is an object of the invention to provide a kind of tubular heat exchanger titanium tube, its titanium tube main body passes through Passivation Treatment, table Face forms uniform passivation protection film, has excellent anti-oxidant, abrasion-resistant, corrosion-resistant, heat-resisting, cold-resistant, weather resistance, and table Face finish is good.
To achieve the above object, the technical scheme is that designing a kind of tubular heat exchanger titanium tube, it includes titanium Pipe main body, the titanium tube main body pass through Passivation Treatment, and the Passivation Treatment comprises the following steps：
1）By 1~2 parts by weight orthophosphoric acid, 1.1 parts by weight of ethanol amine, 0.8 parts by weight thiocarbamide, 2.2 parts by weight acetic acid butyl esters, 4.6 Parts by weight nonylphenol ethylene oxide carboxylic is put into 25 parts by weight of deionized water successively, is stirred；
2）Put into 0.4 parts by weight of phosphoric acid potassium dihydrogen, 1.5 parts by weight sodium tripolyphosphates, 1.4 parts by weight alkyl sulfates successively again Sodium, 1.7 parts by weight I-hydroxybenzotriazoles, 2.2 parts by weight inositol hexaphosphates, continue to stir, and to being sufficiently mixed uniformly, are made Inactivating treatment liquid；
3）Titanium tube main body is inserted in inactivating treatment liquid and is passivated processing, 50 DEG C for the treatment of temperature, 30 seconds processing times, is taken out Cleaned with pure water and dried again afterwards.
Preferably, tubular heat exchanger titanium tube, it includes titanium tube main body, and the titanium tube main body passes through Passivation Treatment, described Passivation Treatment comprises the following steps：
1）By 1 parts by weight orthophosphoric acid, 1.1 parts by weight of ethanol amine, 0.8 parts by weight thiocarbamide, 2.2 parts by weight acetic acid butyl esters, 4.6 weight Part nonylphenol ethylene oxide carboxylic is put into 25 parts by weight of deionized water successively, is stirred；
2）Put into 0.4 parts by weight of phosphoric acid potassium dihydrogen, 1.5 parts by weight sodium tripolyphosphates, 1.4 parts by weight alkyl sulfates successively again Sodium, 1.7 parts by weight I-hydroxybenzotriazoles, 2.2 parts by weight inositol hexaphosphates, continue to stir, and to being sufficiently mixed uniformly, are made Inactivating treatment liquid；
3）Titanium tube main body is inserted in inactivating treatment liquid and is passivated processing, 50 DEG C for the treatment of temperature, 30 seconds processing times, is taken out Cleaned with pure water and dried again afterwards.
Preferably, tubular heat exchanger titanium tube, it includes titanium tube main body, and the titanium tube main body passes through Passivation Treatment, described Passivation Treatment comprises the following steps：
1）By 2 parts by weight orthophosphoric acid, 1.1 parts by weight of ethanol amine, 0.8 parts by weight thiocarbamide, 2.2 parts by weight acetic acid butyl esters, 4.6 weight Part nonylphenol ethylene oxide carboxylic is put into 25 parts by weight of deionized water successively, is stirred；
2）Put into 0.4 parts by weight of phosphoric acid potassium dihydrogen, 1.5 parts by weight sodium tripolyphosphates, 1.4 parts by weight alkyl sulfates successively again Sodium, 1.7 parts by weight I-hydroxybenzotriazoles, 2.2 parts by weight inositol hexaphosphates, continue to stir, and to being sufficiently mixed uniformly, are made Inactivating treatment liquid；
3）Titanium tube main body is inserted in inactivating treatment liquid and is passivated processing, 50 DEG C for the treatment of temperature, 30 seconds processing times, is taken out Cleaned with pure water and dried again afterwards.
Preferably, tubular heat exchanger titanium tube, it includes titanium tube main body, and the titanium tube main body passes through Passivation Treatment, described Passivation Treatment comprises the following steps：
1）By 1.2 parts by weight orthophosphoric acid, 1.1 parts by weight of ethanol amine, 0.8 parts by weight thiocarbamide, 2.2 parts by weight acetic acid butyl esters, 4.6 weights Amount part nonylphenol ethylene oxide carboxylic is put into 25 parts by weight of deionized water successively, is stirred；
2）Put into 0.4 parts by weight of phosphoric acid potassium dihydrogen, 1.5 parts by weight sodium tripolyphosphates, 1.4 parts by weight alkyl sulfates successively again Sodium, 1.7 parts by weight I-hydroxybenzotriazoles, 2.2 parts by weight inositol hexaphosphates, continue to stir, and to being sufficiently mixed uniformly, are made Inactivating treatment liquid；
3）Titanium tube main body is inserted in inactivating treatment liquid and is passivated processing, 50 DEG C for the treatment of temperature, 30 seconds processing times, is taken out Cleaned with pure water and dried again afterwards.
The advantages of the present invention are：A kind of tubular heat exchanger titanium tube is provided, its titanium tube main body is passed through Passivation Treatment, surface form uniform passivation protection film, have excellent anti-oxidant, abrasion-resistant, corrosion-resistant, heat-resisting, cold-resistant, resistance to Performance is waited, and surface smoothness is good.
The performance and purposes of " inactivating treatment liquid " determined by its component and proportioning, and in " inactivating treatment liquid " not It can be influenced each other with component, component and its proportioning can determine the final performance of " inactivating treatment liquid ", such as fruit component and its proportioning not It is mutually coordinated, beneficial effect caused by single component, it can be cut down by other components and even eliminate, when serious, different groups Split-phase mutually contradicts, and does not have whole synthesis effect, produces negative interaction and substandard products.The present invention by a large amount of creative works, repeatedly Checking, obtains the optimal component and proportioning of " inactivating treatment liquid " so that multiple components combine, mutually coordinated and produce Positive comprehensive effect.
Embodiment
With reference to embodiment, the embodiment of the present invention is further described.Following examples are only used for more Add and clearly demonstrate technical scheme, and can not be limited the scope of the invention with this.
The technical scheme that the present invention is embodied is：
Embodiment 1
Tubular heat exchanger titanium tube, it includes titanium tube main body, and the titanium tube main body passes through Passivation Treatment, and the Passivation Treatment includes Following steps：
1）By 1~2 parts by weight orthophosphoric acid, 1.1 parts by weight of ethanol amine, 0.8 parts by weight thiocarbamide, 2.2 parts by weight acetic acid butyl esters, 4.6 Parts by weight nonylphenol ethylene oxide carboxylic is put into 25 parts by weight of deionized water successively, is stirred；
2）Put into 0.4 parts by weight of phosphoric acid potassium dihydrogen, 1.5 parts by weight sodium tripolyphosphates, 1.4 parts by weight alkyl sulfates successively again Sodium, 1.7 parts by weight I-hydroxybenzotriazoles, 2.2 parts by weight inositol hexaphosphates, continue to stir, and to being sufficiently mixed uniformly, are made Inactivating treatment liquid；
3）Titanium tube main body is inserted in inactivating treatment liquid and is passivated processing, 50 DEG C for the treatment of temperature, 30 seconds processing times, is taken out Cleaned with pure water and dried again afterwards.
Embodiment 2
Tubular heat exchanger titanium tube, it includes titanium tube main body, and the titanium tube main body passes through Passivation Treatment, and the Passivation Treatment includes Following steps：
1）By 1 parts by weight orthophosphoric acid, 1.1 parts by weight of ethanol amine, 0.8 parts by weight thiocarbamide, 2.2 parts by weight acetic acid butyl esters, 4.6 weight Part nonylphenol ethylene oxide carboxylic is put into 25 parts by weight of deionized water successively, is stirred；
2）Put into 0.4 parts by weight of phosphoric acid potassium dihydrogen, 1.5 parts by weight sodium tripolyphosphates, 1.4 parts by weight alkyl sulfates successively again Sodium, 1.7 parts by weight I-hydroxybenzotriazoles, 2.2 parts by weight inositol hexaphosphates, continue to stir, and to being sufficiently mixed uniformly, are made Inactivating treatment liquid；
3）Titanium tube main body is inserted in inactivating treatment liquid and is passivated processing, 50 DEG C for the treatment of temperature, 30 seconds processing times, is taken out Cleaned with pure water and dried again afterwards.
Embodiment 3
Tubular heat exchanger titanium tube, it includes titanium tube main body, and the titanium tube main body passes through Passivation Treatment, and the Passivation Treatment includes Following steps：
1）By 2 parts by weight orthophosphoric acid, 1.1 parts by weight of ethanol amine, 0.8 parts by weight thiocarbamide, 2.2 parts by weight acetic acid butyl esters, 4.6 weight Part nonylphenol ethylene oxide carboxylic is put into 25 parts by weight of deionized water successively, is stirred；
2）Put into 0.4 parts by weight of phosphoric acid potassium dihydrogen, 1.5 parts by weight sodium tripolyphosphates, 1.4 parts by weight alkyl sulfates successively again Sodium, 1.7 parts by weight I-hydroxybenzotriazoles, 2.2 parts by weight inositol hexaphosphates, continue to stir, and to being sufficiently mixed uniformly, are made Inactivating treatment liquid；
3）Titanium tube main body is inserted in inactivating treatment liquid and is passivated processing, 50 DEG C for the treatment of temperature, 30 seconds processing times, is taken out Cleaned with pure water and dried again afterwards.
Embodiment 4
Tubular heat exchanger titanium tube, it includes titanium tube main body, and the titanium tube main body passes through Passivation Treatment, and the Passivation Treatment includes Following steps：
1）By 1.2 parts by weight orthophosphoric acid, 1.1 parts by weight of ethanol amine, 0.8 parts by weight thiocarbamide, 2.2 parts by weight acetic acid butyl esters, 4.6 weights Amount part nonylphenol ethylene oxide carboxylic is put into 25 parts by weight of deionized water successively, is stirred；
2）Put into 0.4 parts by weight of phosphoric acid potassium dihydrogen, 1.5 parts by weight sodium tripolyphosphates, 1.4 parts by weight alkyl sulfates successively again Sodium, 1.7 parts by weight I-hydroxybenzotriazoles, 2.2 parts by weight inositol hexaphosphates, continue to stir, and to being sufficiently mixed uniformly, are made Inactivating treatment liquid；
3）Titanium tube main body is inserted in inactivating treatment liquid and is passivated processing, 50 DEG C for the treatment of temperature, 30 seconds processing times, is taken out Cleaned with pure water and dried again afterwards.
Tubular heat exchanger titanium tube through the various embodiments described above, its titanium tube main body pass through Passivation Treatment, and surface is formed Even passivation protection film, there is excellent anti-oxidant, abrasion-resistant, corrosion-resistant, heat-resisting, cold-resistant, weather resistance, and surface smoothness It is good.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art For member, without departing from the technical principles of the invention, some improvements and modifications can also be made, these improvements and modifications Also it should be regarded as protection scope of the present invention.

Claims (4)

  1. A kind of 1. tubular heat exchanger titanium tube, it is characterised in that it includes titanium tube main body, the titanium tube main body through transpassivation at Reason, the Passivation Treatment comprise the following steps：
    1）By 1~2 parts by weight orthophosphoric acid, 1.1 parts by weight of ethanol amine, 0.8 parts by weight thiocarbamide, 2.2 parts by weight acetic acid butyl esters, 4.6 Parts by weight nonylphenol ethylene oxide carboxylic is put into 25 parts by weight of deionized water successively, is stirred；
    2）Put into 0.4 parts by weight of phosphoric acid potassium dihydrogen, 1.5 parts by weight sodium tripolyphosphates, 1.4 parts by weight alkyl sulfates successively again Sodium, 1.7 parts by weight I-hydroxybenzotriazoles, 2.2 parts by weight inositol hexaphosphates, continue to stir, and to being sufficiently mixed uniformly, are made Inactivating treatment liquid；
    3）Titanium tube main body is inserted in inactivating treatment liquid and is passivated processing, 50 DEG C for the treatment of temperature, 30 seconds processing times, is taken out Cleaned with pure water and dried again afterwards.
  2. 2. tubular heat exchanger titanium tube according to claim 1, it is characterised in that it includes titanium tube main body, the titanium tube Main body passes through Passivation Treatment, and the Passivation Treatment comprises the following steps：
    1）By 1 parts by weight orthophosphoric acid, 1.1 parts by weight of ethanol amine, 0.8 parts by weight thiocarbamide, 2.2 parts by weight acetic acid butyl esters, 4.6 weight Part nonylphenol ethylene oxide carboxylic is put into 25 parts by weight of deionized water successively, is stirred；
    2）Put into 0.4 parts by weight of phosphoric acid potassium dihydrogen, 1.5 parts by weight sodium tripolyphosphates, 1.4 parts by weight alkyl sulfates successively again Sodium, 1.7 parts by weight I-hydroxybenzotriazoles, 2.2 parts by weight inositol hexaphosphates, continue to stir, and to being sufficiently mixed uniformly, are made Inactivating treatment liquid；
    3）Titanium tube main body is inserted in inactivating treatment liquid and is passivated processing, 50 DEG C for the treatment of temperature, 30 seconds processing times, is taken out Cleaned with pure water and dried again afterwards.
  3. 3. tubular heat exchanger titanium tube according to claim 1, it is characterised in that it includes titanium tube main body, the titanium tube Main body passes through Passivation Treatment, and the Passivation Treatment comprises the following steps：
    1）By 2 parts by weight orthophosphoric acid, 1.1 parts by weight of ethanol amine, 0.8 parts by weight thiocarbamide, 2.2 parts by weight acetic acid butyl esters, 4.6 weight Part nonylphenol ethylene oxide carboxylic is put into 25 parts by weight of deionized water successively, is stirred；
    2）Put into 0.4 parts by weight of phosphoric acid potassium dihydrogen, 1.5 parts by weight sodium tripolyphosphates, 1.4 parts by weight alkyl sulfates successively again Sodium, 1.7 parts by weight I-hydroxybenzotriazoles, 2.2 parts by weight inositol hexaphosphates, continue to stir, and to being sufficiently mixed uniformly, are made Inactivating treatment liquid；
    3）Titanium tube main body is inserted in inactivating treatment liquid and is passivated processing, 50 DEG C for the treatment of temperature, 30 seconds processing times, is taken out Cleaned with pure water and dried again afterwards.
  4. 4. tubular heat exchanger titanium tube according to claim 1, it is characterised in that it includes titanium tube main body, the titanium tube Main body passes through Passivation Treatment, and the Passivation Treatment comprises the following steps：
    1）By 1.2 parts by weight orthophosphoric acid, 1.1 parts by weight of ethanol amine, 0.8 parts by weight thiocarbamide, 2.2 parts by weight acetic acid butyl esters, 4.6 weights Amount part nonylphenol ethylene oxide carboxylic is put into 25 parts by weight of deionized water successively, is stirred；
    2）Put into 0.4 parts by weight of phosphoric acid potassium dihydrogen, 1.5 parts by weight sodium tripolyphosphates, 1.4 parts by weight alkyl sulfates successively again Sodium, 1.7 parts by weight I-hydroxybenzotriazoles, 2.2 parts by weight inositol hexaphosphates, continue to stir, and to being sufficiently mixed uniformly, are made Inactivating treatment liquid；
    3）Titanium tube main body is inserted in inactivating treatment liquid and is passivated processing, 50 DEG C for the treatment of temperature, 30 seconds processing times, is taken out Cleaned with pure water and dried again afterwards.
CN201711076157.2A 2017-11-06 2017-11-06 A kind of tubular heat exchanger titanium tube Pending CN107747087A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201711076157.2A CN107747087A (en) 2017-11-06 2017-11-06 A kind of tubular heat exchanger titanium tube
PCT/CN2017/109881 WO2019084987A1 (en) 2017-11-06 2017-11-08 Titanium tube for tubular heat exchanger

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711076157.2A CN107747087A (en) 2017-11-06 2017-11-06 A kind of tubular heat exchanger titanium tube

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Publication Number Publication Date
CN107747087A true CN107747087A (en) 2018-03-02

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WO (1) WO2019084987A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
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CN108823467A (en) * 2018-06-29 2018-11-16 苏州市金翔钛设备有限公司 A kind of processing method of anticorrosion titanium tube

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CN106283004A (en) * 2016-08-30 2017-01-04 常熟市江南电热元件厂 Water burns electrothermal tube
CN106381485A (en) * 2016-08-30 2017-02-08 常熟市江南电热元件厂 Plug-in type electric heating tube
CN106381487A (en) * 2016-08-30 2017-02-08 常熟市江南电热元件厂 Straight electrical heating tube

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CN102168265B (en) * 2011-03-25 2013-06-26 东北大学 Chromium-free composite passivator and preparation method thereof
CN104694915A (en) * 2014-12-08 2015-06-10 中国船舶重工集团公司第七二五研究所 Organic-inorganic passivating liquid for surface treatment of ship titanium alloy base material
CN106148935A (en) * 2015-04-03 2016-11-23 东莞新科技术研究开发有限公司 Passivating solution and deactivating process for the treatment of
CN105349979A (en) * 2015-11-20 2016-02-24 常熟市欧迪管业有限公司 Production process of galvanized steel pipe for air conditioner chilled water
CN105397430A (en) * 2015-12-24 2016-03-16 常熟市欧迪管业有限公司 Titanium tube for tube type heat exchanger
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CN106283004A (en) * 2016-08-30 2017-01-04 常熟市江南电热元件厂 Water burns electrothermal tube
CN106381485A (en) * 2016-08-30 2017-02-08 常熟市江南电热元件厂 Plug-in type electric heating tube
CN106381487A (en) * 2016-08-30 2017-02-08 常熟市江南电热元件厂 Straight electrical heating tube

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108823467A (en) * 2018-06-29 2018-11-16 苏州市金翔钛设备有限公司 A kind of processing method of anticorrosion titanium tube

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