What is the chemical composition of Q355ND material?

Q355ND material is a low-alloy high-strength structural steel. It has high strength, good fatigue resistance; high toughness and low brittleness transition temperature; good cold forming performance and welding performance; good corrosion performance and certain wear resistance.

Q355ND material chemical composition

C: not more than 0.20 Si: not more than 0.5 Mn: 0.90-1.65 P: 0.030 S: 0.025 Nb: 0.005-0.05 V: 0.01-0.12 Ti: 0.006-0.05 Cr: not more than 0.30 Ni: not more than 0.50 Cu: not more than 0.40 Mo: not more than 0.10 N: not more than 0.015 Als: not less than 0.01

Q355ND low alloy steel is suitable for electric towers, various types of cranes, heavy vehicles, oil derricks, high temperature fans, large electric shovels, dump trucks and drilling rigs, coal mine hydraulic supports, steel structures, etc.