High strength low alloy structural steel Q390

Product Name: High-strength low-alloy structural steel

Grade: Q390

Specifications: Thick T: 1.5 ~ 24 W W :800-1100 length L: C

Executive Standard: GB/T1591-2008

Product Scope:

High strength, overall performance, good weldability and low temperature impact toughness for structural parts and welding manufacturing vehicles, chemical equipment, pipe, structural engineering, construction steel, machinery and other substrates.

Tensile strength: (σb / MPa)

490 to 650

Key Features:

Good mechanical properties, weldability, cold, hot workability and corrosion resistance are good, C, D, E grade steel with good low-temperature toughness.