Q235A Q235B Q235C Q235D carbon structural steel

Q235A Q235B Q235C Q235D carbon structural steel performance standard: GBT 700 (GB T3274);

Impact test is not conducted for Q235A, impact V-notch is conducted for Q235B at room temperature, Q235C and Q235D are used as important welding structural steel.

Q235A Q235B Q235C Q235D carbon structural steel has moderate carbon content, good inductive function, good cooperation in strength, plasticity, welding and other functions. Q235A Q235B Q235C Q235D steels are usually made into wire rod or round steel, square steel, flat steel, angle steel, I-beam, channel steel, window frame steel and other section steel, medium thick steel plate, etc.

Q235A Q235B Q235C Q235D carbon steel is often used in buildings and engineering structures. It is used to manufacture steel bars or workshop frames, high-voltage transmission towers, bridges, vehicles, boilers, vessels, ships and mechanical parts with low strength requirements. Q235C Q235D steel can also be used as some professional steel.