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  • Analysis of six surface heat treatment

    Analysis of six surface heat treatment

    Surface heat treatment is a metal thermal processing technology, which changes the chemical composition and microstructure on the surface of the material by means of heating, heat preservation and cooling. The following are six methods of surface heat treatment.Surface quenchingT...
    2018-07-06
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  • Do you know

    Do you know "four fires" in heat treatment of metal materials?

    Heat treatment is a common processing technology for metal materials. The purpose is to improve the properties of the material by changing the chemical composition or internal microstructure of the material without destroying the shape of the metal material. As the name suggests,...
    2018-07-05
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  • Dont look down on the

    Dont look down on the "technical content" of the nail clippers

    The driving force of product R & D comes from confidence in market exploration, and how to define "product market" is restricted by ideas. If the enterprise can not refine the consumption group and do not study the consumption demand of modern people, there can ...
    2018-05-18
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  • Treatment process of tail gas of metal heat treatment nitriding furnace

    Treatment process of tail gas of metal heat treatment nitriding furnace

    Absorption in a sulfuric acid solution. Sulphuric acid is used to absorb ammonia to produce ammonia sulphate. Ammonia sulphate is an important fertilizer, and ammonia gas is absorbed again to achieve environmental protection, and the by-products can be reinvested. However, for en...
    2018-05-18
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  • Classification and description of heat treatment furnace

    Classification and description of heat treatment furnace

    Heat treatment furnace is one of the important process equipment in mechanical manufacturing. It is mainly to heat the metal workpiece in a certain medium to the appropriate temperature, and to maintain a certain time at this temperature, and then cooling at different speeds. It ...
    2018-05-18
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