Stainless Steel 446 Round Bar is a high-chromium ferritic stainless steel known for its excellent resistance to oxidation, corrosion, and scaling at elevated temperatures. It is widely used in applications that involve exposure to extreme heat, such as furnaces, heat exchangers, and kiln components. Labdhi Metals, a prominent manufacturer, stockist, and exporter, offers top-quality SS 446 round bars designed to perform reliably in severe industrial environments.
SS 446 is non-hardenable by heat treatment and has outstanding resistance to high-temperature sulfur-bearing atmospheres. With a chromium content of around 23–27%, it resists corrosion better than most ferritic steels and can withstand prolonged thermal cycling without degradation. Labdhi Metals manufactures SS 446 round bars with precise dimensional tolerances and excellent surface finishes, making them suitable for machining and fabrication into various components.
As a well-established stockist, Labdhi Metals maintains an extensive inventory of SS 446 round bars in multiple sizes and lengths. Available in diameters ranging from 6 mm to 350 mm, these bars come in various finishes such as black, bright, rough turned, and polished. They are supplied in standard lengths or customized cut sizes to meet project-specific needs. All materials are quality-checked and inspected to ensure compliance with national and international standards.
Being a reliable exporter, Labdhi Metals ships stainless steel 446 round bars to clients across the Middle East, Southeast Asia, Africa, Europe, and the Americas. All bars are manufactured to conform with international standards like ASTM A276 and ASTM A479 and are delivered with relevant documentation, including mill test certificates and third-party inspection reports. Export-ready packaging ensures safe and secure global deliveries.
Standard | ASTM A276 / ASTM A479 |
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Size Range | 6 mm to 350 mm DIA |
Length | Up to 6 meters (or custom cut lengths) |
Finish | Black, Bright, Rough Turned, Polished |
Form | Hot Rolled, Cold Drawn, Peeled, Centerless Ground |
Labdhi Metals’ SS 446 round bars are trusted by industries involved in furnace manufacturing, petrochemical processing, and heat-resistant component fabrication. Their commitment to quality, technical excellence, and customer satisfaction makes them a dependable partner for industrial stainless steel solutions.
Element | Composition (%) |
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Carbon (C) | ≤ 0.20 |
Manganese (Mn) | ≤ 1.50 |
Silicon (Si) | ≤ 1.00 |
Chromium (Cr) | 23.0 – 27.0 |
Nickel (Ni) | ≤ 0.50 |
Phosphorus (P) | ≤ 0.040 |
Sulfur (S) | ≤ 0.030 |
Molybdenum (Mo) | ≤ 0.50 |
Iron (Fe) | Balance |
Property | Value |
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Tensile Strength | ≥ 485 MPa |
Yield Strength | ≥ 275 MPa |
Elongation | ≥ 20% |
Hardness (Brinell) | ≤ 217 HB |