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2025-05-20 15:21:15

What are the Advantages of High-Frequency Welded I-Section Beams Compared to Hot-Rolled I-Section Beams?

2025-05-28 15:04:42

What Is the Main Material of an I-Section Beam and How Does Q235B Differ from Q345B?

2025-06-11 11:22:17

What Materials Are Used in Light Steel Villas and How Is Durability Ensured?

2025-05-30 15:29:05

What Material Is Q345B, and What Are Its Naming Rules and Core Performance Characteristics?