CN106756960A - A kind of stainless steel cold-rolled plate process of surface treatment - Google Patents
A kind of stainless steel cold-rolled plate process of surface treatment Download PDFInfo
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- CN106756960A CN106756960A CN201611164523.5A CN201611164523A CN106756960A CN 106756960 A CN106756960 A CN 106756960A CN 201611164523 A CN201611164523 A CN 201611164523A CN 106756960 A CN106756960 A CN 106756960A
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- stainless steel
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- steel cold
- rolled plate
- pickling
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- 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
- C23C22/48—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 not containing phosphates, hexavalent chromium compounds, fluorides or complex fluorides, molybdates, tungstates, vanadates or oxalates
- C23C22/50—Treatment of iron or alloys based thereon
-
- 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
- C23C22/78—Pretreatment of the material to be coated
Abstract
A kind of stainless steel cold-rolled plate process of surface treatment of disclosure of the invention, including：(1) soaking in sodium carbonate solution (2) polishing is using treatment fluid A treatment (3) blasting treatment (4) pickling (5) passivation.The stainless steel cold-rolled plate process of surface treatment that the present invention is provided is simple, passivation evenly, passivation layer consistency it is high, the anti-corrosion capability of stainless steel can be greatly improved, and surface can be with oil-stain-preventing, while process is simple, energy consumption is low, disposal methods agent utilization rate of the present invention is high, pollution-free.
Description
Technical field
The present invention relates to stainless steel surfaces process field, more particularly to a kind of stainless steel cold-rolled plate process of surface treatment.
Background technology
Cold-reduced sheet has good performance, i.e., by cold rolling, can obtain thickness is thinner, precision is higher cold-strip steel and
Steel plate, glacing flatness is high, surface smoothness is high, cold-reduced sheet surface cleaning light, be easy to carry out coating processing, wide in variety, and purposes is wide,
Have punching performance high simultaneously and not timeliness, the characteristics of yield point is low, so the extensive purposes of cold-reduced sheet tool, is mainly used in vapour
The industries such as car, printing metal bucket, building, building materials, bicycle, while still producing the optimal selection of steel plate with organic coating.
, it is necessary to be surface-treated after stainless steel cold-rolled plate is machined, the anticorrosive property for lifting cold-reduced sheet is surface
Stability.
The content of the invention
It is an object of the invention to provide a kind of stainless steel cold-rolled plate process of surface treatment, it is achieved through the following technical solutions：
A kind of stainless steel cold-rolled plate process of surface treatment, including：
（1）, by aqueous sodium carbonate immersion treatment that the mass concentration that stainless steel cold-rolled plate temperature in use is 35 DEG C is 1.2%
10min, it is 98 DEG C of clear water immersion treatment 5min that temperature is then used again, is dried at 45 DEG C；
（2）, by step（1）At the stainless-steel cold-rolling plate surface handled well once, is then used using 600 mesh sand paper uniform grindings
Reason liquid A immersion treatment 15min at 35 DEG C, then take out stainless steel cold-rolled plate, directly heat to 60 DEG C, are incubated 10min, then certainly
Room temperature so is cooled to, surface is adopted and is washed with deionized, then is dried at 45 DEG C；The treatment fluid A is by weight by following
Composition is made：Sldium lauryl sulfate 1.5-1.8, potassium pyrophosphate 0.5-0.8, sodium oxalate 2.2-2.5, glycine ethyl ester hydrochloride
0.12-0.14, water 40-45；
（3）, by step（2）The stainless steel cold-rolled plate for the treatment of uses the granularity to carry out the uniform sandblasting in surface for the white fused alumina sand of 120 mesh
Treatment, sandblasting distance is 28cm, and spray angle is 65 °, and the air pressure of sand-blasting machine is 0.28MPa, and blast time is 25s, sandblasting knot
Shu Hou, uses 45 DEG C of mass concentration uniformly to be cleaned for 0.5% sodium bicarbonate solution, while using ultrasonication
10s, is then cleaned once using deionized water again, is dried at 45 DEG C；
（4）, by step（3）The stainless steel cold-rolled plate handled well carries out pickling using pickle, and pickling time is 10s, pickling temperature
35 DEG C of degree, after pickling terminates, using deionized water cleaning once, then uses mass concentration equal for 0.25% sodium hydroxide solution
Even cleaning once, then using deionized water cleaning once, is dried at 45 DEG C；
（5）, by step（4）Process the stainless steel cold-rolled plate for completing and be passivated treatment using passivator, Passivation Treatment temperature is
45-49 DEG C, the Passivation Treatment time is 15-18s, and passivator is made up of following component by weight：Phytic acid 0.1-0.3, secondary chlorine
Sour potassium 1.0-1.4, laurate polyoxyethylene ester 0.5-0.8, nitric acid 0.6-0.8, tartaric acid 1.3-1.6, hydroxypropyl cellulose 2-
4th, line borate 0.2-0.4, water 10-12.By first carrying out pickling processes, then processed using 0.25% sodium hydroxide solution, most
The passivator prepared using the present invention afterwards is passivated treatment and can not only reduce the roughness on stainless steel work-piece surface, is shown
Excellent metallic luster, passivating film dense uniform, is intactly covered in workpiece surface, substantially increases the corrosion-resistant of stainless steel
Performance, pickling effect is more preferable after the pickle prepared using the present invention is processed, after combining the present invention using pickle of the invention
Continuous passivation technology, can make passivation effect more preferably, and passivation layer compactness is high, and anti-corrosion capability is strong.
Further, the step（3）Middle ultrasonic frequency is 28kHz.
Further, described pickle is made up of following component by weight：Citric acid 0.2, acetic acid 0.5, dioxygen
Water 1.6, sulfuric acid 0.6, OPEO 0.2, water 60.
The method of the present invention can process the stainless steel plate of various 201202,301,304,316 etc. models.
Beneficial effects of the present invention：The stainless steel cold-rolled plate process of surface treatment that the present invention is provided is simple, passivation evenly,
Passivation layer consistency is high, can greatly improve the anti-corrosion capability of stainless steel, and surface can be with oil-stain-preventing, while technique is simple
Single, energy consumption is low, and disposal methods agent utilization rate of the present invention is high, pollution-free.To stainless-steel cold-rolling after being processed in inorganic agent A
Plate carries out blasting treatment, and combination is ultrasonically treated, can form the wear-resisting microstructure of stainless-steel cold-rolling plate surface, enables to
The anti-scratch ability of stainless steel cold-rolled plate is significantly increased, and can overcome very intractable present in existing stainless steel part product
The defects such as spot, crack problem and not resistance and fingerprint resistance of the prior art, can significantly improve 2.1-2.2 times of stainless steel cold-rolled plate
In the life-span, the quality of stainless steel cold-rolled plate is also greatly improved, then improve its range of application.
Specific embodiment
Embodiment 1
A kind of stainless steel cold-rolled plate process of surface treatment, including：
（1）, by aqueous sodium carbonate immersion treatment that the mass concentration that stainless steel cold-rolled plate temperature in use is 35 DEG C is 1.2%
10min, it is 98 DEG C of clear water immersion treatment 5min that temperature is then used again, is dried at 45 DEG C；
（2）, by step（1）At the stainless-steel cold-rolling plate surface handled well once, is then used using 600 mesh sand paper uniform grindings
Reason liquid A immersion treatment 15min at 35 DEG C, then take out stainless steel cold-rolled plate, directly heat to 60 DEG C, are incubated 10min, then certainly
Room temperature so is cooled to, surface is adopted and is washed with deionized, then is dried at 45 DEG C；The treatment fluid A is by weight by following
Composition is made：Sldium lauryl sulfate 1.5, potassium pyrophosphate 0.5, sodium oxalate 2.2, glycine ethyl ester hydrochloride 0.12, water 40；
（3）, by step（2）The stainless steel cold-rolled plate for the treatment of uses the granularity to carry out the uniform sandblasting in surface for the white fused alumina sand of 120 mesh
Treatment, sandblasting distance is 28cm, and spray angle is 65 °, and the air pressure of sand-blasting machine is 0.28MPa, and blast time is 25s, sandblasting knot
Shu Hou, uses 45 DEG C of mass concentration uniformly to be cleaned for 0.5% sodium bicarbonate solution, while using ultrasonication
10s, is then cleaned once using deionized water again, is dried at 45 DEG C；
（4）, by step（3）The stainless steel cold-rolled plate handled well carries out pickling using pickle, and pickling time is 10s, pickling temperature
35 DEG C of degree, after pickling terminates, using deionized water cleaning once, then uses mass concentration equal for 0.25% sodium hydroxide solution
Even cleaning once, then using deionized water cleaning once, is dried at 45 DEG C；
（5）, by step（4）Process the stainless steel cold-rolled plate for completing and be passivated treatment using passivator, Passivation Treatment temperature is
45 DEG C, the Passivation Treatment time is 15s, and passivator is made up of following component by weight：Phytic acid 0.1, the postassium hypochlorite 1.0, moon
Cinnamic acid polyoxyethylene ester 0.5, nitric acid 0.6, tartaric acid 1.3, hydroxypropyl cellulose 2, line borate 0.2, water 10.
The step（3）Middle ultrasonic frequency is 28kHz.
Described pickle is made up of following component by weight：Citric acid 0.2, acetic acid 0.5, hydrogen peroxide 1.6, sulfuric acid
0.6th, OPEO 0.2, water 60.
Embodiment 2
A kind of stainless steel cold-rolled plate process of surface treatment, including：
（1）, by aqueous sodium carbonate immersion treatment that the mass concentration that stainless steel cold-rolled plate temperature in use is 35 DEG C is 1.2%
10min, it is 98 DEG C of clear water immersion treatment 5min that temperature is then used again, is dried at 45 DEG C；
（2）, by step（1）At the stainless-steel cold-rolling plate surface handled well once, is then used using 600 mesh sand paper uniform grindings
Reason liquid A immersion treatment 15min at 35 DEG C, then take out stainless steel cold-rolled plate, directly heat to 60 DEG C, are incubated 10min, then certainly
Room temperature so is cooled to, surface is adopted and is washed with deionized, then is dried at 45 DEG C；The treatment fluid A is by weight by following
Composition is made：Sldium lauryl sulfate 1.8, potassium pyrophosphate 0.8, sodium oxalate 2.5, glycine ethyl ester hydrochloride 0.14, water 45；
（3）, by step（2）The stainless steel cold-rolled plate for the treatment of uses the granularity to carry out the uniform sandblasting in surface for the white fused alumina sand of 120 mesh
Treatment, sandblasting distance is 28cm, and spray angle is 65 °, and the air pressure of sand-blasting machine is 0.28MPa, and blast time is 25s, sandblasting knot
Shu Hou, uses 45 DEG C of mass concentration uniformly to be cleaned for 0.5% sodium bicarbonate solution, while using ultrasonication
10s, is then cleaned once using deionized water again, is dried at 45 DEG C；
（4）, by step（3）The stainless steel cold-rolled plate handled well carries out pickling using pickle, and pickling time is 10s, pickling temperature
35 DEG C of degree, after pickling terminates, using deionized water cleaning once, then uses mass concentration equal for 0.25% sodium hydroxide solution
Even cleaning once, then using deionized water cleaning once, is dried at 45 DEG C；
（5）, by step（4）Process the stainless steel cold-rolled plate for completing and be passivated treatment using passivator, Passivation Treatment temperature is
45-49 DEG C, the Passivation Treatment time is 15-18s, and passivator is made up of following component by weight：Phytic acid 0.3, postassium hypochlorite
1.4th, laurate polyoxyethylene ester 0.8, nitric acid 0.8, tartaric acid 1.6, hydroxypropyl cellulose 4, line borate 0.4, water 12.The step
Suddenly（3）Middle ultrasonic frequency is 28kHz.
Described pickle is made up of following component by weight：Citric acid 0.2, acetic acid 0.5, hydrogen peroxide 1.6, sulfuric acid
0.6th, OPEO 0.2, water 60.
Embodiment 3
A kind of stainless steel cold-rolled plate process of surface treatment, including：
（1）, by aqueous sodium carbonate immersion treatment that the mass concentration that stainless steel cold-rolled plate temperature in use is 35 DEG C is 1.2%
10min, it is 98 DEG C of clear water immersion treatment 5min that temperature is then used again, is dried at 45 DEG C；
（2）, by step（1）At the stainless-steel cold-rolling plate surface handled well once, is then used using 600 mesh sand paper uniform grindings
Reason liquid A immersion treatment 15min at 35 DEG C, then take out stainless steel cold-rolled plate, directly heat to 60 DEG C, are incubated 10min, then certainly
Room temperature so is cooled to, surface is adopted and is washed with deionized, then is dried at 45 DEG C；The treatment fluid A is by weight by following
Composition is made：Sldium lauryl sulfate 1.6, potassium pyrophosphate 0.7, sodium oxalate 2.3, glycine ethyl ester hydrochloride 0.13, water 42；
（3）, by step（2）The stainless steel cold-rolled plate for the treatment of uses the granularity to carry out the uniform sandblasting in surface for the white fused alumina sand of 120 mesh
Treatment, sandblasting distance is 28cm, and spray angle is 65 °, and the air pressure of sand-blasting machine is 0.28MPa, and blast time is 25s, sandblasting knot
Shu Hou, uses 45 DEG C of mass concentration uniformly to be cleaned for 0.5% sodium bicarbonate solution, while using ultrasonication
10s, is then cleaned once using deionized water again, is dried at 45 DEG C；
（4）, by step（3）The stainless steel cold-rolled plate handled well carries out pickling using pickle, and pickling time is 10s, pickling temperature
35 DEG C of degree, after pickling terminates, using deionized water cleaning once, then uses mass concentration equal for 0.25% sodium hydroxide solution
Even cleaning once, then using deionized water cleaning once, is dried at 45 DEG C；
（5）, by step（4）Process the stainless steel cold-rolled plate for completing and be passivated treatment using passivator, Passivation Treatment temperature is
46 DEG C, the Passivation Treatment time is 17s, and passivator is made up of following component by weight：Phytic acid 0.2, the postassium hypochlorite 1.3, moon
Cinnamic acid polyoxyethylene ester 0.7, nitric acid 0.7, tartaric acid 1.4, hydroxypropyl cellulose 3, line borate 0.3, water 10.
The step（3）Middle ultrasonic frequency is 28kHz.
Described pickle is made up of following component by weight：Citric acid 0.2, acetic acid 0.5, hydrogen peroxide 1.6, sulfuric acid
0.6th, OPEO 0.2, water 60.
Technological parameter of the invention and passivator proportioning reach optimum value through testing repeatedly, are changing passivator proportioning, ginseng
Passivation effect can be caused not reach effect of the invention after number, or even certain corrosion can be produced to steel plate.
Carry out processing 301 stainless steel plates using handling process of the invention, show qualified using Bluepoint test result.
Using neutral salt spray test, 38 DEG C of salt fog temperature, 5% sodium chloride solution, pressure is 0.035MPa, treatment during treatment
318h stainless steel surfaces start corrosion occur.
Using acetic acid salt spray test, 38 DEG C for the treatment of temperature adds glacial acetic acid in 5% sodium chloride solution, regulation makes its pH be 3,
Treatment 124h stainless steel surfaces start corrosion occur.
Result proves, the stainless steel surfaces good corrosion resistance after present invention treatment.
Make to press with finger stainless steel surfaces, substantially without fingerprint residues, after treatment, the wearability of stainless steel surfaces is also significantly
Improve.
Carry out processing 304 stainless steel plates using handling process of the invention, show qualified using Bluepoint test result.
Using neutral salt spray test, 38 DEG C of salt fog temperature, 5% sodium chloride solution, pressure is 0.035MPa, treatment during treatment
425h stainless steel surfaces start corrosion occur.
Using acetic acid salt spray test, 38 DEG C for the treatment of temperature, 5% sodium chloride solution adds glacial acetic acid, and regulation makes its pH be 3, place
Reason 223h stainless steel surfaces start corrosion occur.
Result proves, the stainless steel cold-rolled plate surface corrosion resistance excellent performance after present invention treatment.
Make to press with finger stainless steel surfaces, substantially without fingerprint residues, the wearability of stainless-steel cold-rolling plate surface is also big after treatment
It is big to improve.
Claims (3)
1. a kind of stainless steel cold-rolled plate process of surface treatment, it is characterised in that including：
（1）, by aqueous sodium carbonate immersion treatment that the mass concentration that stainless steel cold-rolled plate temperature in use is 35 DEG C is 1.2%
10min, it is 98 DEG C of clear water immersion treatment 5min that temperature is then used again, is dried at 45 DEG C；
（2）, by step（1）At the stainless-steel cold-rolling plate surface handled well once, is then used using 600 mesh sand paper uniform grindings
Reason liquid A immersion treatment 15min at 35 DEG C, then take out stainless steel cold-rolled plate, directly heat to 60 DEG C, are incubated 10min, then certainly
Room temperature so is cooled to, surface is adopted and is washed with deionized, then is dried at 45 DEG C；The treatment fluid A is by weight by following
Composition is made：Sldium lauryl sulfate 1.5-1.8, potassium pyrophosphate 0.5-0.8, sodium oxalate 2.2-2.5, glycine ethyl ester hydrochloride
0.12-0.14, water 40-45；
（3）, by step（2）The stainless steel cold-rolled plate for the treatment of uses the granularity to carry out the uniform sandblasting in surface for the white fused alumina sand of 120 mesh
Treatment, sandblasting distance is 28cm, and spray angle is 65 °, and the air pressure of sand-blasting machine is 0.28MPa, and blast time is 25s, sandblasting knot
Shu Hou, uses 45 DEG C of mass concentration uniformly to be cleaned for 0.5% sodium bicarbonate solution, while using ultrasonication
10s, is then cleaned once using deionized water again, is dried at 45 DEG C；
（4）, by step（3）The stainless steel cold-rolled plate handled well carries out pickling using pickle, and pickling time is 10s, pickling temperature
35 DEG C of degree, after pickling terminates, using deionized water cleaning once, then uses mass concentration equal for 0.25% sodium hydroxide solution
Even cleaning once, then using deionized water cleaning once, is dried at 45 DEG C；
（5）, by step（4）Process the stainless steel cold-rolled plate for completing and be passivated treatment using passivator, Passivation Treatment temperature is
45-49 DEG C, the Passivation Treatment time is 15-18s, and passivator is made up of following component by weight：Phytic acid 0.1-0.3, secondary chlorine
Sour potassium 1.0-1.4, laurate polyoxyethylene ester 0.5-0.8, nitric acid 0.6-0.8, tartaric acid 1.3-1.6, hydroxypropyl cellulose 2-
4th, line borate 0.2-0.4, water 10-12.
2. a kind of stainless steel cold-rolled plate process of surface treatment according to claim 1, it is characterised in that the step（3）
Middle ultrasonic frequency is 28kHz.
3. a kind of stainless steel cold-rolled plate process of surface treatment according to claim 1, it is characterised in that described pickle
It is made up of following component by weight：Citric acid 0.2, acetic acid 0.5, hydrogen peroxide 1.6, sulfuric acid 0.6, OPEO
0.2nd, water 60.
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ID=58891619
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107511314A (en) * | 2017-08-10 | 2017-12-26 | 合肥市田源精铸有限公司 | A kind of processing method of high strength cold rolled steel plate |
| CN107587128A (en) * | 2017-08-09 | 2018-01-16 | 宁波市镇海甬鼎紧固件制造有限公司 | A kind of process of surface treatment of stainless steel tube |
| CN109136851A (en) * | 2018-09-01 | 2019-01-04 | 华迪钢业集团有限公司 | Stainless steel tube corrosion-resistant post-treatment process |
| CN115354128A (en) * | 2022-07-18 | 2022-11-18 | 江苏甬金金属科技有限公司 | Pickling process of corrosion-resistant stainless steel band |
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| CN115354128A (en) * | 2022-07-18 | 2022-11-18 | 江苏甬金金属科技有限公司 | Pickling process of corrosion-resistant stainless steel band |
| CN115354128B (en) * | 2022-07-18 | 2024-02-02 | 江苏甬金金属科技有限公司 | Pickling process of corrosion-resistant stainless steel strip |
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Application publication date: 20170531 |
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