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Corrosion resistant coating layer for surface of hydraulic cylinder and preparation method thereof

A corrosion-resistant coating and hydraulic cylinder technology, applied in the field of hydraulic cylinders, can solve problems such as affecting the service life of hydraulic cylinders, and achieve the effects of improving atmospheric corrosion resistance, a simple method and increasing strength

Inactive Publication Date: 2015-08-26
SUZHOU JIN YUAN OIL MACHINERY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] With the development of society, the application of hydraulic cylinders in heavy industries is particularly important, not only because of the stable operation of hydraulic cylinders, long service life, and high economic benefits, but hydraulic cylinders also have very strict environmental requirements, especially in areas with corrosion In the atmosphere of corrosive gas or liquid, it seriously affects the service life of the hydraulic cylinder, so a hydraulic cylinder with corrosion resistance is needed to increase its service life and save costs

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0024] This embodiment provides a corrosion-resistant coating used on the surface of a hydraulic cylinder. The components of the corrosion-resistant coating used on the surface of the hydraulic cylinder are as follows by mass percentage: carbon: 0.75%, aluminum: 3.26%, and silicon: 0.25 %, vanadium: 2.23%, nickel: 14.23%, chromium: 0.13%, scandium: 0.62%, molybdenum: 2.44%, boron: 2.56%, tungsten: 0.62%, titanium: 2.52%, barium: 0.62%, lanthanum: 3.45 %, neodymium: 3.54%, promethium: 2.63%, lutetium: 1.22%, terbium: 4.42%, additives: 5.63%, the balance is iron;

[0025] The components of the additives are calculated in parts by weight: quartz: 2 parts, kaolinite: 3 parts, deionized water: 20 parts, titanium dioxide: 1 part, clay: 35 parts, rutile: 1 part, purple sand mud: 2 Copies

[0026] The preparation method of the auxiliary agent is: mixing and crushing quartz and kaolinite, passing through a 40-mesh sieve to obtain powder A, then mixing and crushing titanium dioxide, rutile,...

Embodiment 2

[0033] This embodiment provides a corrosion-resistant coating used on the surface of a hydraulic cylinder. The components of the corrosion-resistant coating used on the surface of the hydraulic cylinder are as follows by mass percentage: carbon: 0.77%, aluminum: 3.28%, and silicon: 0.28 %, vanadium: 2.25%, nickel: 14.25%, chromium: 0.15%, scandium: 0.65%, molybdenum: 2.46%, boron: 2.58%, tungsten: 0.64%, titanium: 2.55%, barium: 0.65%, lanthanum: 3.48 %, neodymium: 3.56%, promethium: 2.65%, lutetium: 1.24%, terbium: 4.45%, additives: 5.65%, the balance is iron;

[0034] The components of the additives are calculated in parts by weight: quartz: 4 parts, kaolinite: 5 parts, deionized water: 25 parts, titanium dioxide: 3 parts, clay: 40 parts, rutile: 3 parts, purple sand mud: 4 parts Copies

[0035] The preparation method of the auxiliary agent is: mixing and crushing quartz and kaolinite, passing through a 40-mesh sieve to obtain powder A, then mixing and crushing titanium dioxide,...

Embodiment 3

[0042] This embodiment provides a corrosion-resistant coating used on the surface of a hydraulic cylinder. The components of the corrosion-resistant coating used on the surface of the hydraulic cylinder are as follows by mass percentage: carbon: 0.76%, aluminum: 3.27%, and silicon: 0.26 %, vanadium: 2.24%, nickel: 14.24%, chromium: 0.14%, scandium: 0.63%, molybdenum: 2.45%, boron: 2.57%, tungsten: 0.63%, titanium: 2.53%, barium: 0.64%, lanthanum: 3.47 %, neodymium: 3.55%, promethium: 2.64%, lutetium: 1.23%, terbium: 4.43%, additives: 5.64%, the balance is iron;

[0043] The components of the additives are calculated in parts by weight: quartz: 3 parts, kaolinite: 4 parts, deionized water: 22 parts, titanium dioxide: 2 parts, clay: 38 parts, rutile: 2 parts, purple sand mud: 3 Copies

[0044] The preparation method of the auxiliary agent is: mixing and crushing quartz and kaolinite, passing through a 40-mesh sieve to obtain powder A, then mixing and crushing titanium dioxide, rutil...

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Abstract

The invention discloses a corrosion resistant coating layer for a surface of a hydraulic cylinder and a preparation method thereof. The corrosion resistant coating layer for the surface of the hydraulic cylinder comprises the following components in percentage by mass: 0.75-0.77% of carbon, 3.26-3.28% of aluminum, 0.25-0.28% of silicon, 2.23-2.25% of vanadium, 14.23-14.25% of nickel, 0.13-0.15% of chromium, 0.62-0.65% of scandium, 2.44-2.46% of molybdenum, 2.56-2.58% of boron, 0.62-0.64% of tungsten, 2.52-2.55% of titanium, 0.62-0.65% of barium, 3.45-3.48% of lanthanum, 3.54-3.56% of neodymium, 2.63-2.65% of promethium, 1.22-1.24% of lutecium, 4.42-4.45% of terbium, 5.63-5.65% of assistant, and the balance of iron.

Description

technical field [0001] The invention belongs to the field of hydraulic cylinders, and relates to a corrosion-resistant coating used on the surface of hydraulic cylinders and a preparation method thereof. Background technique [0002] With the development of society, the application of hydraulic cylinders in heavy industries is particularly important, not only because of the stable operation of hydraulic cylinders, long service life, and high economic benefits, but hydraulic cylinders also have very strict environmental requirements, especially in areas with corrosion In the atmosphere of corrosive gas or liquid, the service life of the hydraulic cylinder is seriously affected, so a hydraulic cylinder with corrosion resistance is needed to increase its service life and save costs. Contents of the invention [0003] The technical problem to be solved by the present invention is to overcome the shortcomings of the prior art and provide a corrosion-resistant coating for the su...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C23C24/04C22C38/54
Inventor 袁增泉李国庆
Owner SUZHOU JIN YUAN OIL MACHINERY
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