2025-05-19 The production process of thick-walled seamless steel pipes seems professional, but it is not difficult to understand! Many friends often encounter these troubles when purchasing or using: insufficient strength of steel pipes, rough inner walls, long delivery cycles, and even cost surges due to impr
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2025-05-16 First, the introduction of Q345R straight seam welded steel pipe(1) Q345R straight seam welded steel pipe is made of rolled steel plate.(2) The implementation standard of Q345R straight seam welded steel pipe: GB/T151.2 Pressure vessel part 2 materials.(3) The chemical composition of Q345R straight
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2025-05-15 In the field of pipeline engineering, the inner and outer diameter accuracy of steel pipes is one of the important indicators to measure their quality. API 5L X56 straight seam steel pipe has become an ideal choice for many projects with its excellent inner and outer diameter accuracy.As a widely re
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2025-05-14 L245 straight seam steel pipe is a steel pipe with the weld parallel to the longitudinal direction of the steel pipe. It is usually divided into metric electric welded steel pipe, electric welded thin-walled pipe, transformer cooling oil pipe, etc. The production process of straight seam welded stee
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2025-05-13 A671CC70 straight seam welded steel pipe is a steel pipe product widely used in oil, natural gas, chemical, electric power, shipbuilding, and other industries. The steel pipe is manufactured by a straight seam welding process and has excellent properties such as high strength, corrosion resistance,
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2025-05-12 As a high-performance piping material, duplex stainless steel seamless pipes play a vital role in modern industry. Its unique duplex structure - the coexistence of austenite and ferrite - gives it excellent mechanical properties and corrosion resistance, making it widely used in many fields. This ar
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2025-05-09 First, details of ASTMA335P11 seamless steel pipes1. Implementation standard of ASTMA335P11 seamless steel pipes: ASTMA335/A335M Specification for high temperature iron tree alloy steel seamless steel pipes2. ASTMA335P11 seamless steel pipe products should comply with the requirements of TSG D7002 p
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2025-05-08 Stainless steel seamless pipes are generally treated when leaving the factory, and there will be no rust on the surface. However, when they are used for a long time and in a harsh environment, some rust that is difficult to remove may appear. At this time, it is necessary to perform a "pickling" cle
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