CN202278789U - Anti-corrosive compound coating with abrasion resistance and high-temperature resistance for steel structure sprayed with stainless steel - Google Patents
Anti-corrosive compound coating with abrasion resistance and high-temperature resistance for steel structure sprayed with stainless steel Download PDFInfo
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- CN202278789U CN202278789U CN2011203471696U CN201120347169U CN202278789U CN 202278789 U CN202278789 U CN 202278789U CN 2011203471696 U CN2011203471696 U CN 2011203471696U CN 201120347169 U CN201120347169 U CN 201120347169U CN 202278789 U CN202278789 U CN 202278789U
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- 239000011248 coating agent Substances 0.000 title claims abstract description 69
- 238000000576 coating method Methods 0.000 title claims abstract description 69
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 39
- 239000010935 stainless steel Substances 0.000 title claims abstract description 37
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 18
- 239000010959 steel Substances 0.000 title claims abstract description 18
- 150000001875 compounds Chemical class 0.000 title abstract 6
- 238000005299 abrasion Methods 0.000 title abstract 5
- 239000003973 paint Substances 0.000 claims abstract description 24
- 239000011159 matrix material Substances 0.000 claims abstract description 11
- 238000010276 construction Methods 0.000 claims description 22
- 230000009970 fire resistant effect Effects 0.000 claims description 16
- 239000007921 spray Substances 0.000 claims description 15
- 239000011247 coating layer Substances 0.000 claims description 13
- 239000002131 composite material Substances 0.000 claims description 11
- 239000010410 layer Substances 0.000 claims description 3
- 238000005507 spraying Methods 0.000 abstract description 30
- 238000010891 electric arc Methods 0.000 abstract description 18
- 238000000034 method Methods 0.000 abstract description 8
- 239000003208 petroleum Substances 0.000 abstract description 4
- 238000003860 storage Methods 0.000 abstract description 4
- 238000004321 preservation Methods 0.000 abstract 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 12
- 239000000843 powder Substances 0.000 description 12
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 8
- 239000000853 adhesive Substances 0.000 description 8
- 230000001070 adhesive effect Effects 0.000 description 8
- 238000005260 corrosion Methods 0.000 description 6
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 5
- 239000004411 aluminium Substances 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 239000003822 epoxy resin Substances 0.000 description 4
- 235000013312 flour Nutrition 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 229910002804 graphite Inorganic materials 0.000 description 4
- 239000010439 graphite Substances 0.000 description 4
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229920000647 polyepoxide Polymers 0.000 description 4
- 229910010271 silicon carbide Inorganic materials 0.000 description 4
- 239000000377 silicon dioxide Substances 0.000 description 4
- 235000010215 titanium dioxide Nutrition 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- ZGDWHDKHJKZZIQ-UHFFFAOYSA-N cobalt nickel Chemical compound [Co].[Ni].[Ni].[Ni] ZGDWHDKHJKZZIQ-UHFFFAOYSA-N 0.000 description 3
- 239000000839 emulsion Substances 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 239000004952 Polyamide Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 229920002647 polyamide Polymers 0.000 description 2
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
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- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
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- 150000002739 metals Chemical class 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
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- 238000010422 painting Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002987 primer (paints) Substances 0.000 description 1
- 238000005488 sandblasting Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
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- 239000002904 solvent Substances 0.000 description 1
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- 229910052725 zinc Inorganic materials 0.000 description 1
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- Coating By Spraying Or Casting (AREA)
Abstract
The utility model provides an anti-corrosive compound coating with abrasion resistance and high-temperature resistance for a steel structure sprayed with stainless steel, which comprises a stainless-steel coating and an anti-corrosive paint coating with high-temperature resistance, wherein the coating thickness of the stainless-steel coating is 180 to 220mum, and the coating thickness of the anti-corrosive paint coating with the high-temperature resistance is 100 to 150mum. The anti-corrosive compound coating with the abrasion resistance and the high-temperature resistance for the steel structure sprayed with the stainless steel has the characteristics of abrasion resistance and high-temperature resistance because of adopting a compound coating comprising the stainless-steel coating and the anti-corrosive paint coating with the high-temperature resistance. The stainless-steel coating is formed by using a high-speed electric arc spraying process, and has higher adhesion force, lower porosity and a better inner tissue structure of the coating in comparison with a coating formed by adopting a common electric arc spraying process. According to the compound coating formed by the utility model, the complete anti-corrosive protection to a matrix exceeds 50 years. The anti-corrosive compound coating with the abrasion resistance and the high-temperature resistance for the steel structure sprayed with the stainless steel can be widely used for the heavy anti-corrosive heat-preservation engineering of steel structures in various fields, such as a storage tank and equipment in the petrochemical industry, a high-temperature pipe network, a power station, a ship, a marine platform, a bridge, a petroleum pipeline, a municipal pipeline and the like.
Description
Technical field
The utility model relates to the surface anticorrosion coating structure of steel construction product, relates in particular to the stainless steel construction Wear-resistant, high-temperature resistant of a kind of spraying anticorrosive composite coating.
Background technology
The steel construction that large-area steel plate etc. are made; Like chemical petroleum storage tank, large-scale pipeline, boats and ships, offshore platform, large gate or the like; Not only the anticorrosion circumstance complication is abominable; And armor plate strength keep require high, higher to the requirement of wearability, intensity and adhesive force, corrosion resistance or even the resistance to elevated temperatures etc. of anticorrosive coat.Common corrosion-inhibiting coating or comprise the coating that meets of metals such as aluminium, zinc all can not satisfy the complicated requirement for anticorrosion under the above-mentioned environment fully.The utility model utilizes stainless steel coating technology, adds and build smelting JYHF50-106 environment-protection nano epoxy silicon fire-resistant anticorrosion paint coating, has solved above-mentioned realistic problem well.
The utility model content
The purpose of the utility model is to overcome the deficiency of above-mentioned prior art, and the stainless steel construction Wear-resistant, high-temperature resistant of a kind of spraying anticorrosive composite coating is provided.
For realizing above-mentioned purpose; The utility model has adopted following technical scheme: the stainless steel construction Wear-resistant, high-temperature resistant of a kind of spraying anticorrosive composite coating; Comprise stainless steel coating and fire-resistant anticorrosion paint coating, stainless steel coating is close to the steel construction matrix and is set to internal layer, and coating layer thickness is 180-220 μ m; The fire-resistant anticorrosion paint coating is sealed on and is set to skin on the stainless steel coating, and coating layer thickness is 100-150 μ m.
The fire-resistant anticorrosion paint that forms the fire-resistant anticorrosion paint coating is a kind of two-component coating, comprises A component and B component, and press (30～50) by A component and B component: 1 weight ratio mixed on site forms; Wherein, the percentage by weight of A component consists of: aqueous epoxy resins 10%～40%, solvent 30%～60%; Carborundum 1%～5%, aluminium oxide 1%～6%, nanometer silica flour 5%～15%; Titanium white powder 5%～15%, zinc powder 2%～10%, aluminium powder 2%～15%; The ultra tiny metal dust 0%～5% of cobalt nickel, ceramic powder 5%～25%, graphite 0%～6%; The B component is a polyamide curing agent.
In the stainless steel construction Wear-resistant, high-temperature resistant of the spraying of the utility model anticorrosive composite coating; Stainless steel coating uses High Speed Electric Arc Spraying technology than common electric arc spraying process; Can realize that low (porosity of common electric arc spraying is about 8%, and the porosity of High Speed Electric Arc Spraying is merely 1%～3% for higher adhesive force (bond strength is up to more than the 50MPa), lower porosity.) and better coating internal organizational structure.
The formed composite coating of the utility model; Complete anti-corrosion protection to matrix surpasses 50 years, can be widely used in the heavy corrosion-resistant thermal insulation engineering of steel construction of various fields such as petrochemical industry storage tank and equipment, high temperature pipe network, power station, boats and ships, offshore platform, bridge, petroleum pipeline, municipal pipeline.
Description of drawings
Fig. 1 is the structural representation of the stainless steel construction Wear-resistant, high-temperature resistant of the spraying of the utility model anticorrosive composite coating.
The specific embodiment
As shown in Figure 1; The stainless steel construction Wear-resistant, high-temperature resistant of the spraying of the utility model anticorrosive composite coating; Comprise stainless steel coating 1 and fire-resistant anticorrosion paint coating 2, stainless steel coating is close to steel construction matrix 3 and is set to internal layer, and coating layer thickness is 180-220 μ m; Fire-resistant anticorrosion paint coating 2 is sealed on the stainless steel coating 1 and is set to skin, and coating layer thickness is 100-150 μ m.
Embodiment 1,
1, electric arc spray stainless steel kinds such as () 316L (coating layer thickness is 200 μ m)
Earlier with steel construction surface sand-blasting St3.0 level, begin to carry out electric arc spray stainless steel then as early as possible, blanking time, length should not be above 4 hours.When relative humidity increases, should further reduce sandblast and the electric arc spray stainless steel time interval.
The spraying matrix surface should carry out under clean dry, free from dust, no grease, unstained situation, and steel construction matrix surface temperature is higher more than 3 ℃ than dew-point temperature at least.
Spray gun and steel construction matrix surface angle are 80～90 ° during electric arc spraying; Distance roughly remains in 200～300mm scope, and the even translational speed of spray gun is at 2.5～4.5m/min, and the transporting velocity of stainless steel wire is 2～3m/min.
Stainless steel coating adopts the layering spraying, and the spraying direction of preceding one deck and back one deck must be 90 ° and 45 ° intersects, with the even and high-adhesion of assurance coating.
Technological requirement voltage: 24-34V, electric current: 100-300A (hand-held)/300-500A (high-power).Guaranteeing to safeguard that arc voltage suitably is controlled at reduced levels under the prerequisite of arc stability burning, reducing and reducing the power supply waste to prevent coating quality; According to the diameter and confession silk speed of stainless steel wire, regulate arc current; For improving spray efficiency, reduce the porosity and oxide content, improve coating quality, can keep higher operating current level during spraying.
In the spraying application process, note the temperature conditions on steel construction surface, the matrix surface temperature must not surpass 200 ℃ in the arc spray process, if temperature is too high, stop spraying, treats its suitable cooling.
Atomization pressure should remain on more than the 0.6-0.70Mpa.Be equipped with oil removing, dehumidifying cleaning equipments such as air filter, guarantee gases used drying and oily not.
Quality testing:
The electric arc spraying construction quality detects and mainly comprises material inspection, visual examination, thickness inspection, adhesion detection etc.
Outward appearance is according to the visual inspection of GB/T 9793-1997 standard, requires that particle is fine and closely woven, thickness is even, free from foreign meter, blemish such as no bubble and crack.
The thickness inspection is not less than the design standard of 200 μ m according to stainless steel coating.Coating layer thickness uses nondestructive measurement method, 9: 10 time mensurations.Adhesive force adopts GB/T 8642-2002 stainless steel adhesive force hubbing, every 10m
2Survey 3 datum marks, 3 mean value is the local adhesion value of this datum level.
Main tool using: air compressor machine, arc-spraying machine, hand-held arc pistol, wire-feed motor, filter, electric cabinet, blower fan, wire rot, magnetic thickness tester, (or supersonic electric arc flush coater) etc.
2, spraying fire-resistant anticorrosion paint coating (coating layer thickness is 150 μ m)
The preparation of fire-resistant anticorrosion paint is got A component and B component and is become coating by 40: 1 weight ratio mixed on site; Wherein, the percentage by weight of A component consists of: aqueous epoxy resins 30%, water and benzene emulsion 35%, carborundum 2%; Aluminium oxide 3%, nanometer silica flour 10%, titanium white powder 10%, zinc powder 2%; Aluminium powder 2%, the ultra tiny metal dust 1% of cobalt nickel, ceramic powder 4%, graphite 1%; The B component is a polyamide curing agent.
Adopt the method for high pressure painting to form one deck fire-resistant anticorrosion paint coating on the surface of stainless steel coating, coating layer thickness is 150 μ m.
The thickness of coating finally is as the criterion with build, adopts magnetic thickness tester to measure.The operating personnel should use wet film to link the continuous film thickness of testing oneself during construction.
Compressed Gas can not contain oil gas, and wants dry, and gas pressure is stable, roughly at 0.50-0.60Mpa.Spray distance roughly remains in the 70-200mm scope.
Spray gun and steel construction matrix surface should meet at right angles during spraying, and position gradient that can't be vertical should not be less than 45 °; Spray gun evenly moves, and speed is selected at 300-400mm/s.
Quality testing:
Smooth, even, cleaning that coating requires, paint film does not have bubble, crackle, no sag, come off, defective such as holiday.
Adhesive force test basis: standard GB/T 9286-1998 " lattice of drawing of paint and varnish paint film are tested ".Adopt the machine cuts method, on paint film, draw the grid that is spaced apart 1mm, 2mm, 3mm with single-edge blade, then with banister brush along lattice battle array two diagonal angles to line direction back and forth respectively brushing 5 times gently.Observe to draw a lattice zone-coated dropping situations, whether qualified press the standard-required judge.Primer coating adhesive force must reach more than 1 grade, and adhesion has a little slice separates for otch infall coating for 1 grade, obviously is not more than 5% but draw a lattice regional effect area, and 0 grade of adhesion is for the highest, and promptly the cut edge fully smoothly, none lattice comes off.Each beam section is all measured, Bulk coat adhesive force must reach 1 grade and more than.
Coating layer thickness uses magnetic thickness tester to detect every 10m
2Survey 3～5 datum levels, each datum level adopts line-of-sight course to measure, and 3 mean value is local thickness's value of this datum level, as a measured value of thickness.
Coating detects defective or suffers the holiday or the damage at damage place, application repairing on request in time.
Main tool using: air compressor machine, spray gun, oil water separator, ventilation equipment, power supply, high pressure airless spray equipment, dehumidifier, air blast, calibrator, paint quality detects and the allotment instrument, air cleaning unit, oxygen bag, anti-poison respirator, anti-explosion alarming appearance etc.
Embodiment 2
Electric arc spray stainless steel coating thickness is 180 μ m;
Spraying fire-resistant anticorrosion paint coating layer thickness is 100 μ m; Wherein fire-resistant anticorrosion paint is formed by A component and the B component weight ratio mixed on site by 30: 1; The percentage by weight of A component consists of: aqueous epoxy resins 20%, water and benzene emulsion 40%, carborundum 1%, aluminium oxide 1%, nanometer silica flour 5%, titanium white powder 5%, zinc powder 5%, aluminium powder 10%, ceramic powder 10%, graphite 3%.
All the other are with embodiment 1.
Embodiment 3
Electric arc spray stainless steel coating thickness is 220 μ m;
Spraying fire-resistant anticorrosion paint coating layer thickness is 130 μ m; Wherein fire-resistant anticorrosion paint is formed by A component and the B component weight ratio mixed on site by 50: 1; The percentage by weight of A component consists of: aqueous epoxy resins 35%, water and benzene emulsion 30%, carborundum 3%, aluminium oxide 3%; Nanometer silica flour 5%, titanium white powder 5%, zinc powder 3%, aluminium powder 3%; The ultra tiny metal dust 2% of cobalt nickel, ceramic powder 8%, graphite 3%.
All the other are with embodiment 1.
The The performance test results of the foregoing description 1 composite coating is as shown in table 1:
Table 1
In the utility model technology; Stainless steel coating; Use High Speed Electric Arc Spraying technology than common electric arc spraying process; Can realize higher adhesive force (bond strength is up to more than the 50MPa), (porosity of common electric arc spraying is about 8% to lower porosity, and the porosity of High Speed Electric Arc Spraying is merely 1%～3%.) and better coating internal organizational structure.
The formed composite coating of the utility model; Complete anti-corrosion protection to matrix surpasses 50 years, can be widely used in the heavy corrosion-resistant thermal insulation engineering of steel construction of various fields such as petrochemical industry storage tank and equipment, high temperature pipe network, power station, boats and ships, offshore platform, bridge, petroleum pipeline, municipal pipeline.
Claims (1)
1. one kind sprays stainless steel construction Wear-resistant, high-temperature resistant anticorrosive composite coating; It is characterized in that: comprise stainless steel coating and fire-resistant anticorrosion paint coating; Stainless steel coating is close to the steel construction matrix and is set to internal layer; Coating layer thickness is 180-220 μ m, and the fire-resistant anticorrosion paint coating is sealed on and is set to skin on the stainless steel coating, and coating layer thickness is 100-150 μ m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203471696U CN202278789U (en) | 2011-09-15 | 2011-09-15 | Anti-corrosive compound coating with abrasion resistance and high-temperature resistance for steel structure sprayed with stainless steel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203471696U CN202278789U (en) | 2011-09-15 | 2011-09-15 | Anti-corrosive compound coating with abrasion resistance and high-temperature resistance for steel structure sprayed with stainless steel |
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| CN202278789U true CN202278789U (en) | 2012-06-20 |
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| CN2011203471696U Expired - Fee Related CN202278789U (en) | 2011-09-15 | 2011-09-15 | Anti-corrosive compound coating with abrasion resistance and high-temperature resistance for steel structure sprayed with stainless steel |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102990985A (en) * | 2012-12-13 | 2013-03-27 | 大庆汇达兴业机械制造有限公司 | Electric arc spraying corrosion-resistant technology of stainless steel wire and corrosion-resistant carbon steel tank |
| CN104100209A (en) * | 2014-04-03 | 2014-10-15 | 刘兴仁 | Heat-insulation layer coated tubing |
| CN104296591A (en) * | 2014-10-16 | 2015-01-21 | 中国石油化工股份有限公司 | Dirt-ash scraping ring of heat pipe of air pre-heater of heating furnace |
| CN104502275A (en) * | 2015-01-06 | 2015-04-08 | 南通太平洋海洋工程有限公司 | Type selection method of low-temperature and anti-corrosion coating on outer surface of liquid tank of gas transportation ship |
| CN111321365A (en) * | 2020-04-29 | 2020-06-23 | 河南四达电力设备股份有限公司 | Stainless steel ladle steel and thermal spraying processing technology, production line and application thereof |
| CN112898834A (en) * | 2021-01-28 | 2021-06-04 | 江苏道成不锈钢管业有限公司 | Anti-icing and anti-corrosion stainless steel pipe and preparation method thereof |
-
2011
- 2011-09-15 CN CN2011203471696U patent/CN202278789U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102990985A (en) * | 2012-12-13 | 2013-03-27 | 大庆汇达兴业机械制造有限公司 | Electric arc spraying corrosion-resistant technology of stainless steel wire and corrosion-resistant carbon steel tank |
| CN104100209A (en) * | 2014-04-03 | 2014-10-15 | 刘兴仁 | Heat-insulation layer coated tubing |
| CN104100209B (en) * | 2014-04-03 | 2016-08-31 | 刘兴仁 | Insulated tubing is wrapped up in outside a kind of |
| CN104296591A (en) * | 2014-10-16 | 2015-01-21 | 中国石油化工股份有限公司 | Dirt-ash scraping ring of heat pipe of air pre-heater of heating furnace |
| CN104502275A (en) * | 2015-01-06 | 2015-04-08 | 南通太平洋海洋工程有限公司 | Type selection method of low-temperature and anti-corrosion coating on outer surface of liquid tank of gas transportation ship |
| CN111321365A (en) * | 2020-04-29 | 2020-06-23 | 河南四达电力设备股份有限公司 | Stainless steel ladle steel and thermal spraying processing technology, production line and application thereof |
| CN111321365B (en) * | 2020-04-29 | 2023-12-15 | 河南四达电力设备股份有限公司 | Stainless steel ladle steel and thermal spraying processing technology, production line and application thereof |
| CN112898834A (en) * | 2021-01-28 | 2021-06-04 | 江苏道成不锈钢管业有限公司 | Anti-icing and anti-corrosion stainless steel pipe and preparation method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120620 Termination date: 20140915 |
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| EXPY | Termination of patent right or utility model |