What is the yield strength of Q235COIL?
Yield strength **≥235MPa** (thickness ≤16mm), yield strength decreases slightly with increasing thickness.
What is the tensile strength range?
Tensile strength 375~500MPa, meeting the stress requirements of conventional structures.
What is the elongation?
Elongation **≥26%**, excellent plasticity, easy to cold bend and stamp.
What are the impact performance requirements?
Q235B: room temperature (20℃) impact; Q235C: 0℃ impact; Q235D: -20℃ impact, Grade A has no impact requirements.
What is the approximate hardness?
Brinell hardness 100~130HB, moderate hardness, good machinability and stamping properties.