The Hariom MS SHS Hariom YST 310 MS SHS - (60 x 60 x 2.9 mm) - 6 mtr Length is produced to IS 4923:2017 Grade YST 310 by ERW cold-forming, offering 60 mm outer dimensions and 2.9 mm wall thickness in standard 6 m lengths. Guaranteed at 310 MPa yield and 450 MPa UTS, this square hollow section provides equal stiffness in all planes for dependable heavy structural columns, load-bearing frames, and primary structural applications.

• IS 4923:2017 Grade YST 310 certified with mill test documentation
• Minimum yield 310 MPa and UTS 450 MPa for structural design compliance
• ERW cold-forming ensuring consistent wall thickness on all four faces
• Equal stiffness about both axes for symmetric multi-directional loading
• Smooth surface for painting, powder coating, or hot-dip galvanizing
• Standard 6 m lengths; weldable by MIG, TIG, and SMAW processes

• Heavy structural columns and primary posts in large industrial complexes
• Crane runway primary structural columns and gantry support post members
• Primary structural columns in multi-storey and high-rise steel buildings
• Bridge deck support column members and primary structural post sections
• Transmission tower primary leg and vertical structural post members
• Industrial pipe rack primary vertical columns and structural post frames