Typical Cases of Q345 in Bank Buildings?
A: Q345 is widely used in large bank headquarters, high-rise branches, vault centers, and data centers. Columns, beams, supports, composite floor slabs, and protective structures all use Q345.
Q345 vs Q355 in Banks?
A: Q355 is the new national standard replacement for Q345, with similar performance. Existing projects mainly use Q345, while new construction can use Q355.
Q345 vs Stainless Steel in Banks?
A: Q345 has high strength and low cost, and is used for load-bearing structures; stainless steel is used for decorative, exposed, and highly corrosion-resistant parts.
Q345 Crack Control?
A: Select the appropriate grade, control the carbon equivalent, preheat, use reasonable welding processes, post-heating, and avoid rapid cooling.
Core Value of Q345 in Bank Buildings?
A: High strength + high toughness + good weldability + earthquake resistance + integrated safety protection; lightweight, large space, high safety, long life, and comprehensive economy.