2026-01-12 First, what are the core criteria for selecting follow-up tool holders in seamless steel pipe fitting processing?1. Selection Based on the Structural Parameters of Seamless Steel Pipe Fittings(1) Pipe Diameter Compatibility: The opening and closing range of the follow-up tool holder's support claws
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2026-01-09 In the production system of seamless steel pipes, the pre-galvanizing pre-treatment process is the "first line of defense" to ensure coating quality. Its core task is to thoroughly remove oil, scale, rust, dust, and other impurities from the surface and inner wall of the steel pipe, creating a clean
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2026-01-08 Internal burr removal is a crucial process in the production of high-frequency welded steel pipes. Improper adjustment or operation can lead to burrs forming during this process, affecting the quality of the internal burr removal. Internal burr removal has always been a challenging problem in high-f
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2026-01-07 Internally and externally coated steel pipes combine the advantages of strength and a plastic anti-corrosion layer. They are an important choice for fluid transportation, and their sealing and safety are highly valued by engineers.1. Why are internally and externally coated steel pipes considered to
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2026-01-06 Common standards for 310S stainless steel seamless pipes include: ASTM A312, ASTM A790, ASME SA213, ASME SA249, ASME SA789, and GB/T14976.Production methods for 310S stainless steel seamless pipes include: cold-rolled seamless pipes, cold-drawn seamless pipes, and heat-treated + rinsed delivery.Chem
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2026-01-05 As we know, straight seam steel pipes have both circular and rectangular cross-sections, suitable for axially loaded, bending, and eccentrically loaded components. They are not only used for transporting fluids and powdery solids, exchanging heat, and manufacturing mechanical parts and containers, b
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2026-01-04 First, a Milestone in the Material Revolution of Seamless Steel Pipes for Oil Transportation.Modern seamless oil pipes commonly use high-strength pipeline steels from the X70 to X120 series. This micro-alloyed material maintains good toughness even at -45℃. In the newly commissioned China-Russia Eas
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2025-12-31 Hot-rolled seamless steel pipes are a common type of pipe, playing a vital role in the steel industry due to their excellent performance and wide range of applications. Whether in construction, machinery manufacturing, or oil and gas, hot-rolled seamless steel pipes are indispensable.1. Characterist
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