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  • Reasons for slag inclusion during the production of anti-corrosion spiral steel pipes

    Reasons for slag inclusion during the production of anti-corrosion spiral steel pipes

    Anti-corrosion spiral steel pipes are made of low-carbon structural steel rolled into tube blanks according to relative spiral angles, and then the pipe seams are welded together. They are also called spiral steel pipes or spiral welded pipes. Anti-corrosion spiral steel pipe ...
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  • Six processing methods for stainless steel pipe fittings

    Six processing methods for stainless steel pipe fittings

    Stainless steel pipe fittings are a type of pipe fittings. They are made of stainless steel materials, so they are called stainless steel pipe fittings. They include stainless steel elbows, stainless steel tees, stainless steel crosses, stainless steel reducers, stainless stee...
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  • Spiral steel pipe packaging precautions

    Spiral steel pipe packaging precautions

    How to pack spiral steel pipes when transporting them has always been an issue that needs attention. Let’s talk about the precautions for packaging spiral steel pipes. 1. If the purchaser has special requirements for the packaging materials and packaging methods of spiral stee...
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  • Spiral steel pipe connection method

    Spiral steel pipe connection method

    1. Flange connection: Generally, flange connection is fast, easy to construct, and has simple tools, but it cannot meet most engineering requirements in terms of safety and sealing. Generally, spiral steel pipes with low pressure and pipes that are often moved are suitable for...
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  • Factors affecting the accuracy and resolution of oil casing wall thickness detection

    Factors affecting the accuracy and resolution of oil casing wall thickness detection

    API standards stipulate that the internal and external surfaces of import and export oil casing shall not be folded, separated, cracked, or scarred. These defects should be completely removed, and the removal depth should not be less than 12.5% of the nominal wall thickness. P...
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  • What are the materials of steel pipe tees

    What are the materials of steel pipe tees

    What are the materials of tees? The materials of tee include cast iron, stainless steel, alloy steel, forgeable cast iron, carbon steel, etc. The methods of connection with steel pipes include direct welding (the most common method), flange connection, threaded connection, soc...
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  • Performance of 316 capillary stainless steel tube

    Performance of 316 capillary stainless steel tube

    Capillary stainless steel tubes generally refer to thin tubes with an inner diameter of less than or equal to 1 mm. Because the diameter of such tubes is as thin as hair, they are called capillary tubes. Its use cases include medicine, building materials, automation instrument...
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  • Features of stainless steel elbow

    Features of stainless steel elbow

    1. Stainless steel stamping elbows will not cause corrosion, pitting, rust, or wear. Stainless steel is also the strongest material among metal materials used in construction. 2. Stainless steel pipe elbows have excellent corrosion resistance. The thin and strong oxide film on...
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  • Common problems and solutions during the cold working and forming process of stainless steel

    Common problems and solutions during the cold working and forming process of stainless steel

    (1) Because there are defects such as dirt, scratches, pits, pits or heavy skin on the surface of the blank to be processed, these defects are amplified along with the processing deformation of the blank during the cold forming process, which directly leads to dirt and corrosi...
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