- November 20, 2025Visual inspection is a commonly used welding quality inspection method. Its main purpose is to check the surface quality of…
November 18, 2025Among global structural steel standards, EN 10025 S235JR is one of the most widely used baseline grades in engineering, steel structure…- November 17, 2025The performance of welding defects on radioscopic films is a key basis for welding quality evaluation. Various common welding defects…
- 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…
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