November 17, 2025In engineering material selection and procurement, S235JR and S275JR are commonly used non-alloy structural steels defined in EN 10025-2. At first glance, they…- November 14, 2025In engineering procurement and structural design, one of the most frequently asked questions is:Can the European standard steel S235JR (EN…
- November 14, 2025With global investments in energy and infrastructure rebounding, astm a691 alloy steel pipes are experiencing a steady surge in demand due to…
- November 13, 2025In refinery and natural gas transmission projects, material selection directly determines the system’s safety, operational reliability, and lifecycle cost. With over…
- November 13, 2025In the refining, petrochemical, and power generation industries, welding quality and post weld heat treatment (PWHT) are critical factors affecting the long-term…
- November 12, 2025In industries such as refining, petrochemical, and power generation, pipelines operate under extreme temperature and pressure conditions. Choosing the right…
November 12, 2025As a steel pipe manufacturer and quality control expert with over 20 years of experience in the refining and petrochemical…- November 11, 2025In refinery and petrochemical applications, pipelines are often exposed to high temperature, high pressure, and corrosive media. Selecting the right…
- November 11, 2025In the global alloy steel pipe market, ASTM A691 and ASTM A335 are two of the most widely used standards for high-temperature…
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