Steel standards in construction guarantee structural safety and durability. Understanding these standards is essential for every engineer and contractor.
National standards
In Iran, National Standard 3132 defines specifications for steel rebar. Standard 5530 covers beams and steel profiles.
International standards
ASTM (USA), DIN (Germany) and EN (Europe) are among the most important international standards in the steel industry.
Final tips
When buying steel, always obtain the quality certificate and standard from the seller.