CN221121281U - High-strength corrosion-resistant pipeline forging - Google Patents

High-strength corrosion-resistant pipeline forging Download PDF

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Publication number
CN221121281U
CN221121281U CN202323226079.3U CN202323226079U CN221121281U CN 221121281 U CN221121281 U CN 221121281U CN 202323226079 U CN202323226079 U CN 202323226079U CN 221121281 U CN221121281 U CN 221121281U
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layer
corrosion
resistant
coating
pipeline
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CN202323226079.3U
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黄超
谢立新
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Wuxi Hengtong Special Alloy Manufacturing Co ltd
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Wuxi Hengtong Special Alloy Manufacturing Co ltd
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Abstract

The utility model discloses a high-strength corrosion-resistant pipeline forging, which comprises a pipeline forging body, wherein a protective layer is arranged on the surface of the pipeline forging body, the protective layer comprises an adhesive layer, a reinforcing layer, a high-temperature-resistant layer, an anti-corrosion layer, an anti-rust layer and a wear-resistant layer, the reinforcing layer is arranged on the outer side of the adhesive layer, the high-temperature-resistant layer is arranged on the outer side of the reinforcing layer, and the anti-corrosion layer is arranged on the outer side of the high-temperature-resistant layer. According to the utility model, the anti-corrosion layer is designed, the polyurethane coating and the vinyl resin coating do not contain hydroxyl groups, and compared with vinyl ester, the anti-corrosion coating does not contain ester bonds, so that the anti-corrosion coating can withstand hydrolysis and acid corrosion, has excellent adhesive strength and adhesive force, and can prevent heat from being transferred into the pipeline forging body through designing the high-temperature resistant layer, prevent metal fatigue from being reduced due to high temperature in the long-time use process, and strengthen the structural strength of the pipeline forging body through designing the reinforcing layer to be a metal reticular layer.

Description

High-strength corrosion-resistant pipeline forging
Technical Field
The utility model relates to the technical field of pipeline forgings, in particular to a high-strength corrosion-resistant pipeline forgings.
Background
The pipeline is a device which is formed by connecting pipes, pipe connectors, valves and the like and is used for conveying gas, liquid or fluid with solid particles, the pipeline has wide application range and is mainly used in water supply, water drainage, heat supply, coal gas supply, long-distance petroleum and natural gas conveying, agricultural irrigation, hydraulic engineering and various industrial devices, meanwhile, the pipeline can also be used for discharging sewage, and the existing pipelines are formed by combining various pipeline forgings, but the existing pipeline forgings have certain problems in use, have poor corrosion resistance, lead the pipeline to be damaged due to the influence of rust corrosion after long-time use, have poor integral strength, have poor use strength performance, influence the use effect and reduce the safety performance of the pipeline forgings in use.
Disclosure of utility model
(One) solving the technical problems
Aiming at the defects of the prior art, the utility model aims to provide a high-strength corrosion-resistant pipeline forging with the characteristics of good corrosion resistance and high strength.
(II) technical scheme
The high-strength corrosion-resistant pipeline forging comprises a pipeline forging body, wherein a protective layer is arranged on the surface of the pipeline forging body, the protective layer comprises an adhesive layer, a reinforcing layer, a high-temperature-resistant layer, an anti-corrosion layer, an anti-rust layer and a wear-resistant layer, the reinforcing layer is arranged on the outer side of the adhesive layer, the high-temperature-resistant layer is arranged on the outer side of the reinforcing layer, the anti-corrosion layer is arranged on the outer side of the high-temperature-resistant layer, the anti-rust layer is arranged on the outer side of the anti-corrosion layer, and the wear-resistant layer is arranged on the outer side of the anti-rust layer.
Preferably, the bonding layer is composed of aluminum metal powder, and the bonding layer is electroplated on the surface of the pipeline forging body.
Preferably, the reinforcing layer is a metal woven mesh layer, and the reinforcing layer is embedded on the surface of the bonding layer.
As a preferable scheme, the high temperature resistant layer comprises an organic silicon layer, an inorganic coating layer and a fireproof protective coating, wherein the inorganic coating layer is arranged at the bottom of the organic silicon layer, and the fireproof protective coating is arranged at the bottom of the inorganic coating layer.
As a preferable scheme, the anticorrosive layer comprises a first corrosion-resistant layer and a second corrosion-resistant layer, wherein the second corrosion-resistant layer is arranged on one side of the first corrosion-resistant layer, the first corrosion-resistant layer is made of polyurethane paint, and the second corrosion-resistant layer is made of vinyl paint.
As a preferable scheme, the rust-proof layer is made of titanium-containing stainless steel powder, and the wear-resistant layer is high-hardness tungsten-based coating powder.
Preferably, the thickness of the rust protection layer is the same as that of the wear-resistant layer, and the thickness of the wear-resistant layer is between thirty and fifty nanometers.
(III) beneficial effects
Compared with the prior art, the utility model provides the high-strength corrosion-resistant pipeline forging, which has the following beneficial effects.
1. According to the utility model, the anti-corrosion layer is designed, the polyurethane coating and the vinyl resin coating do not contain hydroxyl groups, and compared with vinyl ester, the anti-corrosion coating does not contain ester bonds, so that the anti-corrosion coating can withstand hydrolysis and acid corrosion, has excellent adhesive strength and adhesive force, and can prevent heat from being transferred into the pipeline forging body through designing the high-temperature resistant layer, prevent metal fatigue from being reduced due to high temperature in the long-time use process, and strengthen the structural strength of the pipeline forging body through designing the reinforcing layer to be a metal reticular layer.
2. According to the utility model, the adhesive layer is designed, the friction coefficient of the surface of the pipeline forging body is improved by the metal aluminum powder, so that the adhesive force between the pipeline forging body and the protective layer is enhanced, the protective layer is conveniently adhered to the surface of the pipeline forging body, the protective layer is prevented from falling off due to smaller adhesive force, the surface of the pipeline forging body can be isolated from moist air, the occurrence of rust can be avoided, the rust resistance of the pipeline forging body is effectively improved, and the high-hardness tungsten-based coating powder has good wear resistance, and the wear resistance, hardness and service life of the pipeline forging body are improved by the design of the wear-resistant layer.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a front cross-sectional view of a protective layer structure according to the present utility model;
FIG. 3 is a front cross-sectional view of the high temperature resistant layer structure of the present utility model;
Fig. 4 is a front cross-sectional view of the corrosion protection layer structure of the present utility model.
In the figure: 1. a pipe forging body; 2. a protective layer; 21. a bonding layer; 22. a reinforcing layer; 23. a high temperature resistant layer; 231. an organosilicon layer; 232. an inorganic coating layer; 233. a fire-resistant protective coating; 24. an anti-corrosion layer; 241. a first corrosion resistant layer; 242. a second etch layer; 25. a rust-proof layer; 26. and a wear-resistant layer.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.
In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-4, the present utility model: the utility model provides a high strength corrosion-resistant pipeline forging, includes pipeline forging body 1, the surface of pipeline forging body 1 is provided with inoxidizing coating 2, inoxidizing coating 2 includes tie coat 21, enhancement layer 22, high temperature resistant layer 23, anticorrosive coating 24, antirust layer 25 and wearing layer 26, and the outside of tie coat 21 is provided with enhancement layer 22, and the outside of enhancement layer 22 is provided with high temperature resistant layer 23, and the outside of high temperature resistant layer 23 is provided with anticorrosive coating 24, and the outside of anticorrosive coating 24 is provided with antirust layer 25, and the outside of antirust layer 25 is provided with wearing layer 26.
The bonding layer 21 is composed of aluminum metal powder, and the bonding layer 21 is electroplated on the surface of the pipe forging body 1.
According to the scheme, through designing tie coat 21, the coefficient of friction on the surface of pipe forging body 1 is improved to metal aluminum powder for strengthen the adhesion between pipe forging body 1 and the inoxidizing coating 2, conveniently bond inoxidizing coating 2 on the surface of pipe forging body 1, avoid because the adhesion is less to lead to inoxidizing coating 2 to drop.
The reinforcing layer 22 is a metal-woven mesh layer, and the reinforcing layer 22 is embedded in the surface of the adhesive layer 21.
According to the above-described aspect, the structural strength of the pipe forging body 1 can be reinforced by designing the reinforcing layer 22 to be a metal mesh layer.
The high temperature resistant layer 23 includes an organic silicon layer 231, an inorganic coating layer 232, and a refractory protective coating 233, the bottom of the organic silicon layer 231 is provided with the inorganic coating layer 232, and the bottom of the inorganic coating layer 232 is provided with the refractory protective coating 233.
The anti-corrosion layer 24 comprises a first anti-corrosion layer 241 and a second corrosion layer 242, the second corrosion layer 242 is arranged on one side of the first anti-corrosion layer 241, the first anti-corrosion layer 241 is made of polyurethane paint, and the second corrosion layer 242 is made of vinyl paint.
According to the above scheme, through designing anticorrosive layer 24, polyurethane coating and vinyl coating all do not contain hydroxyl, do not have the ester bond compared with vinyl ester, therefore can stand the erosion of hydrolysis and acid, have fabulous adhesion strength and adhesion in addition, through designing high temperature resistant layer 23, avoid heat to the inside transmission of pipeline forging body 1, avoid leading to the metal fatigue to reduce at long-time use in-process high temperature.
The rust-proof layer 25 is made of titanium-containing stainless steel powder, and the wear-resistant layer 26 is tungsten-based coating powder with high hardness.
The thickness of the rust preventive layer 25 is the same as the thickness of the wear resistant layer 26, and the thickness of the wear resistant layer 26 is between thirty and fifty nanometers.
According to the scheme, through the design of the rust-proof layer 25, moist air can be isolated from being in contact with the surface of the pipeline forging body 1, rust can be avoided, the rust-proof capability of the pipeline forging body 1 is effectively improved, and through the design of the wear-resistant layer 26, the high-hardness tungsten-based coating powder has good wear resistance, and the wear resistance, hardness and service life of the pipeline forging body 1 are improved.
The working principle of the utility model is that; through designing anticorrosive coating 24, polyurethane coating and vinyl coating all do not contain hydroxyl, compare with vinyl ester and do not have the ester bond, therefore can stand the erosion of hydrolysis and acid, and have fabulous adhesive strength and adhesion stress, through designing high temperature resistant layer 23, avoid the heat to the inside transmission of pipeline forging body 1, avoid leading to metal fatigue nature to reduce at long-time use in-process high temperature, through designing enhancement layer 22 to be the metal netted layer, can strengthen the structural strength of pipeline forging body 1, through designing tie layer 21, metal aluminum powder improves the coefficient of friction on pipeline forging body 1 surface, be used for reinforcing the adhesion stress between pipeline forging body 1 and the inoxidizing coating 2, conveniently bond inoxidizing coating 2 on pipeline forging body 1's surface, avoid because adhesion stress is less to lead to inoxidizing coating 2 to drop, through designing antirust layer 25, can keep out moist air and this pipeline forging body 1 surface contact, can avoid the production of corrosion, effectively improve pipeline forging body 1's rust resistance, through designing wearing layer 26, high hardness tungsten-based cladding powder has good wear resistance, hardness and life.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.

Claims (7)

1. The utility model provides a high strength corrosion-resistant pipeline forging, includes pipeline forging body (1), its characterized in that: the surface of pipeline forging body (1) is provided with inoxidizing coating (2), inoxidizing coating (2) are including tie coat (21), enhancement layer (22), high temperature resistant layer (23), anticorrosive coating (24), antirust layer (25) and wearing layer (26), the outside of tie coat (21) is provided with enhancement layer (22), the outside of enhancement layer (22) is provided with high temperature resistant layer (23), the outside of high temperature resistant layer (23) is provided with anticorrosive coating (24), the outside of anticorrosive coating (24) is provided with antirust layer (25), the outside of antirust layer (25) is provided with wearing layer (26).
2. The high strength corrosion resistant pipe forging of claim 1, wherein: the bonding layer (21) is formed by metal aluminum powder, and the bonding layer (21) is electroplated on the surface of the pipeline forging body (1).
3. The high strength corrosion resistant pipe forging of claim 1, wherein: the reinforcing layer (22) is a metal woven mesh layer, and the reinforcing layer (22) is embedded on the surface of the bonding layer (21).
4. The high strength corrosion resistant pipe forging of claim 1, wherein: the high temperature resistant layer (23) comprises an organic silicon layer (231), an inorganic coating layer (232) and a fireproof protective coating (233), wherein the inorganic coating layer (232) is arranged at the bottom of the organic silicon layer (231), and the fireproof protective coating (233) is arranged at the bottom of the inorganic coating layer (232).
5. The high strength corrosion resistant pipe forging of claim 1, wherein: the anticorrosive coating (24) comprises a first corrosion-resistant layer (241) and a second corrosion-resistant layer (242), wherein the second corrosion-resistant layer (242) is arranged on one side of the first corrosion-resistant layer (241), the first corrosion-resistant layer (241) is made of polyurethane paint, and the second corrosion-resistant layer (242) is made of vinyl paint.
6. The high strength corrosion resistant pipe forging of claim 1, wherein: the rust-proof layer (25) is made of titanium-containing stainless steel powder, and the wear-resistant layer (26) is high-hardness tungsten-based coating powder.
7. The high strength corrosion resistant pipe forging of claim 1, wherein: the thickness of the antirust layer (25) is the same as that of the wear-resistant layer (26), and the thickness of the wear-resistant layer (26) is between thirty and fifty nanometers.
CN202323226079.3U 2023-11-28 2023-11-28 High-strength corrosion-resistant pipeline forging Active CN221121281U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202323226079.3U CN221121281U (en) 2023-11-28 2023-11-28 High-strength corrosion-resistant pipeline forging

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202323226079.3U CN221121281U (en) 2023-11-28 2023-11-28 High-strength corrosion-resistant pipeline forging

Publications (1)

Publication Number Publication Date
CN221121281U true CN221121281U (en) 2024-06-11

Family

ID=91369505

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202323226079.3U Active CN221121281U (en) 2023-11-28 2023-11-28 High-strength corrosion-resistant pipeline forging

Country Status (1)

Country Link
CN (1) CN221121281U (en)

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