AST PIPES presents the AST YST 210 Medium Duty 15 NB MS Round Pipe - (2.6 x 21 mm) - 6 mtr Length, a premium Medium Duty ERW round pipe in YST 210 mild steel produced to IS 1239:2004 (Mild Steel Tubes, Tubulars, and Other Wrought Steel Fittings). The 21 mm OD × 2.6 mm wall (15 NB) profile in 6 m lengths combines a guaranteed yield of 210 MPa and tensile of 330 MPa with balanced wall thickness providing reliable performance under moderate pressure and structural loads, delivering reliable performance in economical light-to-medium structural and utility piping. IS-marked and batch-certified, this pipe offers excellent weldability, consistent threading performance, and a clean mill finish suitable for direct coating, galvanising, or painting on site.

• Minimum yield: 210 MPa | Minimum tensile: 330 MPa — per IS 1239:2004
• Medium Duty pipe: 21 mm OD × 2.6 mm wall (15 NB) — designed for medium-pressure fluid conveyance and standard structural applications
• IS 1239:2004 compliance with IS marking — guaranteed quality and dimensional assurance
• Cold-formed process for tight dimensional tolerances, consistent roundness, and clean bore
• Standard 6 m lengths compatible with standard plumbing and structural grid spacings
• Suitable for hot-dip galvanising, electrostatic powder coating, and epoxy lining options
• Threaded ends available to IS 554 specification for screwed and socket plumbing systems
• Compatible with IS-standard elbows, tees, reducers, unions, and flanged fittings throughout
• Prime HR coil input ensuring uniform grain structure and consistent mechanical properties
• Batch-identifiable pipes for quality traceability throughout the project lifecycle

• Municipal water transmission mains and utility distribution pipelines
• Industrial process piping for fluid, slurry, and chemical transport systems
• Structural column sections and truss chord members in light and medium frameworks
• Solar panel mounting structures and photovoltaic ground-mount array supports
• Overhead water tanks, pump house piping, and elevated service line installations
• Road and highway guard rail supports, signpost foundations, and street furniture
• Workshop jigs, fixture frames, and general fabrication support structures on site