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  • Detailed explanation of the way of connecting pipes with stainless steel flanges

    Stainless steel flange is often used in pipeline engineering. The material is generally high in hardness and is mostly formed by quenching, so the toughness is general, so it is suitable to be used in pipeline application. The core hardness of stainless steel flange is generally only more than 30...
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  • Maintenance of stainless steel valve elbow

    In the pipeline system, elbow is a pipe fitting that changes the direction of the pipeline. According to the angle, there are three most commonly used elbows: 45 ° and 90 ° 180 °, and other abnormal angle elbows such as 60 ° are also included according to the needs of the project. Elbow materials...
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  • What are the differences between stainless steel 304 and 202?

    1. What kind of steel is stainless steel? Stainless steel is a type of steel. Steel refers to steel that contains less than 2% carbon (C), and iron is more than 2% . The addition of chromium (Cr), nickel (Ni), manganese (Mn), silicon (Si), titanium (Ti), molybdenum (Mo) and other alloying element...
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  • Factors affecting dimensional accuracy of precision castings

    In general, the dimensional accuracy of precision castings is affected by many factors, such as casting structure, casting material, mold making, shell making, roasting, pouring and so on. Unreasonable setting and operation of any link will change the shrinkage rate of castings, resulting in devi...
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  • Methods and technological problems of improving the quality of stainless steel precision casting

    Stainless steel precision casting first makes the electrode of the required blank, and then uses the electrode corrosion mold to form a cavity. Then cast wax by casting method to obtain the original wax mold. Brush the wax mold with high temperature resistant liquid sand layer by layer. After the...
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  • Repair procedure of precision casting wax mold

    A、 Process operation: 1. When repairing any kind of precision casting wax mold, wax repairers should first find out which part to repair. 2. Check whether there are bubbles, concavity, deformation and other defects in the wax mold. If any problems are found, inform the wax shooter in time to avo...
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  • Analysis on the current situation of precision casting industry

    Precision casting is one of the main methods to obtain the blank of mechanical products. It is an important basic process in the mechanical industry and occupies an important position in the national economy. The current situation of China’s foundry industry is large output, with an annual ...
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  • Six problems needing attention in the process of precision casting

    No matter what products or things we are operating, there will be many problems that need to be paid attention to. We need to understand clearly before we can carry out it. The same is true for precision casting. What are the six problems that should be paid attention to in the process of precisi...
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  • Knowledge summary of precision casting process

    Precision casting is one of the casting methods. Precision casting is a special casting method compared with the traditional casting process. It can obtain relatively accurate shape and high casting accuracy. The more common method is: first, according to the product requirements, design and manu...
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  • Structural force and fabrication temperature of precision casting

    In the process of using, the mechanical properties of stainless steel precision casting are higher than those of cast iron, but the properties of cast iron of such materials will be worse. In the process of manufacturing, the melting point of stainless steel precision casting is higher than that ...
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  • Heat treatment technology of stainless steel in Precision Foundry

    (1) Martian bulk iron stainless steel: this kind of stainless steel body centered cubic structure (BCC) can attract the magnet and get it from Austin temperature. It has the best corrosion resistance, but the material is hard and brittle. Then tempering can increase the ductility, but the corrosi...
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  • Precision casting helps you pursue perfection

    As a manufacturer, we also understand the problems that need to be considered in the production process of precision casting. For example, when producing some large castings, the tools or equipment selected must be different from the past, and the replacement and maintenance of the equipment shou...
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