Crafted to exacting tolerances, the APL Apollo YST 310 Heavy Duty 125 NB MS Round Pipe - (5.4 x 138.5 mm) - 6 mtr Length from Apl Apollo delivers the strength and reliability of YST 310 grade steel with a minimum yield strength of 310 MPa for heavy-duty structural and high-pressure applications. Conforming to IS 1239:2004 (Mild Steel Tubes, Tubulars and Other Wrought Steel Fittings), this 125 NB nominal bore pipe features a 5.4 mm wall × 138.5 mm OD cross-section in 6 m lengths, providing predictable load-bearing capacity and straightforward integration into structural frameworks, pipelines, and mechanical assemblies.

• Conforms to IS 1239:2004 for quality and dimensional compliance
• Grade YST 310 with guaranteed mechanical properties for structural reliability
• Wall thickness: 5.4 mm — optimised for load and pressure ratings
• OD: 138.5 mm | Nominal Bore: 125 NB — compatible with standard fittings
• ERW manufacturing process ensuring consistent weld seam integrity
• Good machinability — suitable for drilling, cutting, and bending operations
• Uniform surface finish for smooth painting, galvanizing, or coating
• Low carbon content ensuring enhanced weldability and ductility
• Straightness within permissible limits for easy handling and erection
• Batch traceability and mill certification available on request

• Plumbing and sanitation systems in buildings and infrastructure
• Industrial process piping for fluid and slurry transport
• Structural tubular sections for mezzanine floors and platforms
• Heat exchanger shells and boiler feed water lines
• Conveyor structures, material handling frames, and racking systems
• Fencing, gate fabrication, and perimeter security structures
• Automotive and vehicle chassis sub-frame components