China Manufacture Hot Rolled Carbon Steel Alloy Steel Stainless Q235/A36 Manufacturer Plate Thick Flat Plate Thin Iron Price

What is the modulus of elasticity of Q235?
A: ~206 GPa.
What is the Poisson's ratio of Q235?
A: ~0.30.
Is Q235 corrosion-resistant?
A: Poor (unalloyed). Rusts rapidly in moist air; requires painting, galvanizing, or coating.
What are common surface treatments for Q235?
A: Paint, hot-dip galvanizing, electro-galvanizing, powder coating, bluing.
 What are the main applications of Q235?
A:
Construction: Beams, columns, rebars, scaffolding
Machinery: Frames, brackets, base plates
General: Sheets, pipes, profiles, stampings.