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High temperature-resistant coating for metal surfaces and preparation method of coating

A technology of metal surface and high temperature resistance, applied in the metal field, can solve the problems of low heat resistance and wear resistance, high production cost, short service life, etc., and achieve the effect of improved friction resistance, low cost and reduced wear

Inactive Publication Date: 2015-09-02
SUZHOU TONGMING MACHINERY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, metal products are facing many problems, among which the problem of high temperature resistance is a problem that metal products must face and solve. In order to improve the strength, wear resistance and high temperature resistance of metal products, people usually quickly realize it by metal coating on the surface of metal products; However, there are still problems in the production of metal coatings, such as: high production cost, short service life, low heat resistance and wear resistance, etc.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0024] This embodiment provides a high-temperature-resistant coating for metal surfaces. The components of the high-temperature-resistant coating are: carbon: 0.4%, magnesium: 2.6%, chromium: 6.5%, vanadium: 3.0%, Nickel: 12.5%, Calcium: 0.3%, Niobium: 0.2%, Molybdenum: 2.4%, Barium: 2.7%, Tungsten: 0.2%, Titanium: 3.2%, Aluminum: 0.2%, Lanthanum: 3.5%, Neodymium: 4.8%, Promethium: 2.3%, Europium: 1.2%, Dysprosium: 4.2%, the balance is iron;

[0025] The surface of the high temperature resistant coating is also sprayed with anti-corrosion paint, which is composed of the following components in parts by mass: epoxy modified silicone resin: 63 parts, deionized water: 30 parts, silicon carbide: 12 parts, Ceramic powder: 7 parts, pearl powder: 2 parts, toluene: 5 parts, GPES type defoamer: 2 parts; bisphenol F epoxy resin: 22 parts, modified aromatic aliphatic amine epoxy curing agent: 5 parts, formazan Acrylic acid base: 12 parts.

[0026] This embodiment also provides a prepar...

Embodiment 2

[0032]A kind of high-temperature-resistant coating for metal surface provided by this embodiment, the composition of this high-temperature-resistant coating is: carbon: 0.6%, magnesium: 2.8%, chromium: 6.8%, vanadium: 3.2%, Nickel: 12.8%, Calcium: 0.5%, Niobium: 0.5%, Molybdenum: 2.6%, Barium: 2.9%, Tungsten: 0.4%, Titanium: 3.5%, Aluminum: 0.5%, Lanthanum: 3.8%, Neodymium: 5.1%, Promethium: 2.3-2.5%, Europium: 1.2-1.4%, Dysprosium: 4.2-4.5%, the balance is iron;

[0033] The surface of the high-temperature-resistant coating is also sprayed with anti-corrosion paint. The anti-corrosion paint consists of the following components in parts by mass: epoxy modified silicone resin: 64 parts, deionized water: 31 parts, silicon carbide: 14 parts, Ceramic powder: 8 parts, pearl powder: 4 parts, toluene: 6 parts, GPES type defoamer: 4 parts; bisphenol F epoxy resin: 24 parts, modified aromatic aliphatic amine epoxy curing agent: 6 parts, formazan Acrylic acid base: 13 parts.

[0034] ...

Embodiment 3

[0040] This example provides a high-temperature-resistant coating for metal surfaces. The components of the high-temperature-resistant coating are: carbon: 0.5%, magnesium: 2.7%, chromium: 6.6%, vanadium: 3.1%, Nickel: 12.7%, Calcium: 0.4%, Niobium: 0.3%, Molybdenum: 2.5%, Barium: 2.8%, Tungsten: 0.3%, Titanium: 3.4%, Aluminum: 0.4%, Lanthanum: 3.6%, Neodymium: 4.9%, Promethium: 2.4%, Europium: 1.3%, Dysprosium: 4.4%, the balance is iron;

[0041] The surface of the high temperature resistant coating is also sprayed with anti-corrosion paint, which is composed of the following components in parts by mass: epoxy modified silicone resin: 65 parts, deionized water: 32 parts, silicon carbide: 15 parts, Ceramic powder: 9 parts, pearl powder: 5 parts, toluene: 7 parts, GPES type defoamer: 5 parts; bisphenol F epoxy resin: 25 parts, modified aromatic aliphatic amine epoxy curing agent: 7 parts, formazan Acrylic acid base: 14 parts.

[0042] This embodiment also provides a preparati...

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Abstract

The invention discloses a high temperature-resistant coating for metal surfaces and a preparation method of the coating. The high temperature-resistant coating is prepared from the following components in percentage by mass: 0.4-0.6% of carbon, 2.6-2.8% of magnesium, 6.5-6.8% of chromium, 3.0-3.2% of vanadium, 12.5-12.8% of nickel, 0.3-0.5% of calcium, 0.2-0.5% of niobium, 2.4-2.6% of molybdenum, 2.7-2.9% of barium, 0.2-0.4% of tungsten, 3.2-3.5% of titanium, 0.2-0.5% of aluminum, 3.5-3.8% of lanthanum, 4.8-5.1% of neodymium, 2.3-2.5% of promethium, 1.2-1.4% of europium, 4.2-4.5% of dysprosium and the balance of iron; the high temperature-resistant coating is further coated with an anti-corrosion oil paint.

Description

technical field [0001] The invention belongs to the field of metals, and relates to a high-temperature-resistant coating for metal surfaces and a preparation method thereof. Background technique [0002] With the progress of society and the development of science and technology, metal products are more and more widely used in various fields of industry, agriculture and people's life, and at the same time, they have created more and more value for society. At present, metal products are facing many problems, among which the problem of high temperature resistance is a problem that metal products must face and solve. In order to improve the strength, wear resistance and high temperature resistance of metal products, people usually quickly realize it by metal coating on the surface of metal products; However, there are still problems in the production of metal coatings, such as: high production cost, short service life, low heat resistance and wear resistance. Contents of the ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C23C24/04C22C38/50C09D4/02C09D4/06C09D5/08C09D7/12
Inventor 吴明黄莉
Owner SUZHOU TONGMING MACHINERY
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