2025-12-10 1. The appearance of anti-corrosion steel pipes upon entering and leaving the warehouse should be inspected as follows:① Inspect each pipe individually to ensure that the surface of the polyethylene layer is smooth and flat, free of bubbles, pits, wrinkles, and cracks, and the overall color is unifo
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2025-12-09 1. Spiral steel pipe packaging should prevent loosening and damage during normal loading, unloading, transportation, and storage.2. If the buyer has special requirements for the packaging materials and methods of the spiral steel pipes, these should be specified in the contract; otherwise, the suppl
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2025-12-08 The main process parameters for high-frequency straight seam welded steel pipes include welding heat input, welding pressure, welding speed, opening angle, the position and size of the induction coil, and the position of the impedance device. These parameters have a significant impact on improving t
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2025-12-05 First, Types of Oil Screen Steel Pipes1. Slotted Oil Screen Steel Pipe2. Drilled Oil Screen Steel Pipe3. Wire-wound Oil Screen Steel Pipe4. Bridge-type Oil Screen Steel Pipe5. Composite Oil Screen Steel PipeSecond, Characteristics of Oil Screen Steel Pipes.1. Oil screen steel pipes are machined from
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2025-12-04 This heat treatment method effectively improves the impact toughness, tensile strength, and rupture resistance of oil casing, ensuring its excellent performance in use. Oil casing is an essential material for drilling oil and natural gas, requiring good performance during use. Different temperature
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2025-12-03 Stainless steel pipe fittings using flat-end connections require high-quality steel pipes. High standards are placed on the outer diameter ovality, wall thickness, and physical properties of the rubber rings in the drainage cast-iron pipes. Due to the poor watertightness of flat-end connections, in
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2025-12-02 First, the Forged Flange Production ProcessThe forging process generally consists of the following steps: selecting high-quality steel billets, heating, forming, and cooling after forging. Forging methods include free forging, die forging, and mold forging. Different forging methods are selected bas
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2025-12-01 How can you cut seamless steel pipes efficiently while ensuring a clean cut and minimizing material waste? Today, we'll discuss several commonly used cutting methods based on practical needs to help you find the most suitable solution!First, let's talk about the common pain points of seamless steel
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