Metal coating for hydraulic cylinder and preparation method of metal coating

A metal 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, corrosion resistance and melting point.

Inactive Publication Date: 2015-07-29
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 o

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0028] This embodiment provides a metal coating for hydraulic cylinders, the components of the metal coating for hydraulic cylinders are: carbon: 0.65%, potassium: 1.06%, silicon: 2.95%, vanadium: 1.53%, nickel: 9.73%, manganese: 0.23%, scandium: 0.42%, molybdenum: 0.74%, bromine: 1.56%, tungsten: 1.22%, titanium: 3.12%, zirconium: 0.22%, rare earth: 3.34%, additives : 2.61%, the balance is iron;

[0029] The composition of rare earths is as follows by mass percentage: lanthanum: 8.45%, neodymium: 7.54%, promethium: 9.33%, europium: 12.22%, gadolinium: 14.42%, holmium: 11.23%, and the balance is thulium;

[0030] The components of additives are: graphite powder: 6%, quartz: 2%, kaolinite: 12%, deionized water: 30%, diamond powder: 8%, titanium dioxide: 1%, and the balance is clay ;

[0031] The preparation method of the auxiliary agent is: mix and pulverize graphite powder, quartz, kaolinite, diamond powder, clay and titanium dioxide, pass through a 70-mesh sieve to obtain p...

Embodiment 2

[0038] This embodiment provides a metal coating for hydraulic cylinders, the components of the metal coating for hydraulic cylinders are: carbon: 0.67%, potassium: 1.08%, silicon: 2.98%, vanadium: 1.55%, nickel: 9.75%, manganese: 0.25%, scandium: 0.45%, molybdenum: 0.76%, bromine: 1.58%, tungsten: 1.24%, titanium: 3.15%, zirconium: 0.25%, rare earth: 3.36%, additives : 2.64%, the balance is iron;

[0039] The composition of rare earths is as follows: lanthanum: 8.48%, neodymium: 7.56%, promethium: 9.35%, europium: 12.24%, gadolinium: 14.45%, holmium: 11.25%, and the balance is thulium;

[0040] The components of additives are: graphite powder: 8%, quartz: 4%, kaolinite: 15%, deionized water: 45%, diamond powder: 10%, titanium dioxide: 3%, and the balance is clay ;

[0041] The preparation method of the auxiliary agent is: mix and pulverize graphite powder, quartz, kaolinite, diamond powder, clay and titanium dioxide, pass through a 70-mesh sieve to obtain powder A, add powde...

Embodiment 3

[0048] This embodiment provides a metal coating for hydraulic cylinders, the components of the metal coating for hydraulic cylinders are: carbon: 0.66%, potassium: 1.07%, silicon: 2.97%, vanadium: 1.54%, nickel: 9.74%, manganese: 0.24%, scandium: 0.44%, molybdenum: 0.75%, bromine: 1.57%, tungsten: 1.23%, titanium: 3.14%, zirconium: 0.23%, rare earth: 3.35%, additives : 2.63%, the balance is iron;

[0049] The composition of rare earths is as follows: lanthanum: 8.47%, neodymium: 7.55%, promethium: 9.34%, europium: 12.23%, gadolinium: 14.43%, holmium: 11.24%, and the balance is thulium;

[0050] The components of additives are: graphite powder: 7%, quartz: 3%, kaolinite: 13%, deionized water: 40%, diamond powder: 9%, titanium dioxide: 2%, and the balance is clay ;

[0051] The preparation method of the auxiliary agent is: mix and pulverize graphite powder, quartz, kaolinite, diamond powder, clay and titanium dioxide, pass through a 70-mesh sieve to obtain powder A, add powder...

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PUM

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Abstract

The invention discloses a metal coating for a hydraulic cylinder and a preparation method of the metal coating. The metal coating for the hydraulic cylinder includes the following components in mass percent: 0.65-0.67% of carbon, 1.06-1.08% of potassium, 2.95-2.98% of silicon, 1.53-1.55% of vanadium, 9.73-9.75% of nickel, 0.23-0.25% of manganese, 0.42-0.45% of scandium, 0.74-0.76% of molybdenum, 1.56-1.58% of bromine, 1.22-1.24% of tungsten, 3.12-3.15% of titanium, 0.22-0.25% of zirconium, 3.34-3.36% of rare earth, 2.61-2.64% of auxiliaries, and the balance of ferrum.

Description

Technical field [0001] The invention is a hydraulic cylinder field, involving a metal coating and preparation method for hydraulic cylinder. Background technique [0002] With the development of society, the use of hydraulic cylinders in heavy -duty industries is particularly important.In the atmosphere of sexual gas or liquid, under the environment with high temperatures, under the environment of dust particles, etc., which seriously affects the service life of the hydraulic cylinder, so it is necessary to have strong corrosion resistance, high temperature resistance, friction resistance, etc.The characteristic hydraulic cylinder increases its service life and saves costs. Invention content [0003] The technical problem to be solved by the present invention is to overcome the shortcomings of existing technology and provide a metal coating and preparation method for the hydraulic cylinder., Improve the corrosion resistance, friction resistance and high temperature resistance ca...

Claims

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Application Information

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IPC IPC(8): C22C38/14C22C33/04B22F9/04C23C24/08
Inventor 袁增泉李国庆
Owner SUZHOU JIN YUAN OIL MACHINERY
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