The Birla TMT Grade Fe 500D TMT Bar Birla Fe 500D TMT Bar - 20 mm is a thermomechanically treated reinforcing steel bar conforming to IS 1786:2008 specifications, offered in 20 mm diameter with standard 12 m lengths. With guaranteed mechanical properties of 500 MPa yield, 565 MPa tensile, and 16% elongation, this TMT bar delivers dependable structural performance for ductile frame construction and seismic-zone reinforced concrete structures. Its enhanced rib geometry ensures superior bond strength with concrete while its controlled chemical composition supports field welding and bending without loss of structural integrity.

• Fe 500D IS 1786:2008 certified TMT bar with enhanced ductility and yield values
• Thermomechanical treatment producing superior ductility in hard-rim/soft-core structure
• Yield 500 MPa and UTS 565 MPa with 16% elongation for seismic zone design
• Higher elongation than standard Fe 500 for controlled plastic deformation capacity
• Ribbed surface for full composite action between steel and structural concrete
• Site-weldable with standard procedures compliant with IS 1786 weldability rules
• Specified by IS 13920 for ductile detailing in earthquake-resistant structures
• Standard 12 m lengths enabling standard procurement and scheduling workflow
• Supports optimised reinforcement layouts in seismic-designed frame buildings
• Ideal for columns, beams, and connections in earthquake-resistant construction

• Earthquake-resistant column, beam, and slab reinforcement in zone IV/V
• Ductile RC frame structures in high seismic activity coastal regions
• Seismic-resistant hospital, school, and emergency services buildings
• Critical infrastructure bridges and elevated roads in seismic corridors
• Wind-resistant high-rise frame columns and shear wall reinforcement
• RCC core walls and outrigger systems in super-tall building structures
• Seismically designed industrial plant structures and containment frames
• Deep pile reinforcement in liquefaction-prone seismic zone ground conditions