Low Carbon Ferritic Grade · Titanium Stabilized · Enhanced Weldability · Intergranular Corrosion Resistance · Global Supply
HRS Ferritic has earned a global reputation as a provider of high-quality stainless steel products. We are a trusted SS 409L Plate Importer and AISI 409L Plate Supplier, also recognized as a SS 409L Plate stockist and exporter. Our focus on quality and timely delivery, aligned with our technical expertise, helps clients maintain operational reliability.
SS 409L plate is a low-carbon ferritic stainless steel designed to provide enhanced corrosion resistance in welded structures. The "L" designation means low carbon, which reduces carbide precipitation and increases toughness while reducing intergranular corrosion. Widely used in automotive and industrial applications for its excellent corrosion resistance, moderate strength and high durability.
Each element in SS 409L plays a precise role in delivering weldability, toughness and corrosion resistance.
ASTM A240 · ASME SA240 · UNS S40910
| Specification | Details |
|---|---|
| ASTM / ASME | ASTM A240 / ASME SA240 (Plate, Sheet, and Strip) |
| UNS | S40910 |
| EN / DIN | EN 1.4512 / 1.4512 |
| ISO | X2CrTi12 |
| JIS | SUS 409L |
| Product Form | Plates / Sheets |
| Thickness Range | 0.5 mm to 100 mm |
| Standard Widths | 1000, 1219, 1250, 1500, 1800, 2000, 2500, 3000, 3500 mm |
| Standard Lengths | 2000, 2440, 2500, 3000, 5800, 6000 mm |
| Surface Finish | Hot Rolled (HR), Cold Rolled (CR), Annealed & Pickled (AP) |
| Supply Condition | Solution Annealed |
| Cutting Methods | Plasma, Laser, Waterjet, Oxy Propane |
| Packaging | Bundled, Wooden Plates, Bubble Wrap, Customized |
High-quality flat plates in standard and custom thicknesses for structural and industrial use.
Solution annealed for optimal corrosion resistance and weldability.
Polished or coated SS 409L plates for specialized surface finish requirements.
Custom-cut plates with certification and quality assurance for project needs.
10.5–11.75% — Core element for corrosion and oxidation resistance.
0.20–0.50% — Stabilizes structure and prevents intergranular corrosion.
≤ 0.03% — Very low level ensures excellent weldability and toughness.
Balance — Structural base providing strength and magnetic properties.
450–650 MPa — Reliable for structural and mechanical applications.
275–350 MPa — Consistent for forming and fabrication.
20–25% — Good ductility for forming processes.
150–200 HB — Ensures machinability and surface quality.
We offer all variants with certification and quality assurance for diverse project requirements.
The very low carbon content (≤ 0.03%) combined with titanium stabilization in SS 409L minimizes carbide precipitation during welding, ensuring superior intergranular corrosion resistance.
| Element | Percentage (%) |
|---|---|
| Carbon (C) | ≤ 0.03 |
| Chromium (Cr) | 10.5 – 11.75 |
| Manganese (Mn) | ≤ 1.00 |
| Silicon (Si) | ≤ 1.00 |
| Phosphorus (P) | ≤ 0.04 |
| Sulfur (S) | ≤ 0.03 |
| Titanium (Ti) | 0.20 – 0.50 |
SS 409L is recognized across all major global standards with equivalent metallurgical designations.
| Standard | Grade / Designation |
|---|---|
| AISI | 409L |
| ASTM A240 | 409L |
| ASTM A268 | 409L |
| ASTM (UNS) | S40910 |
| SAE | 409L |
| EN 10088 | 1.4512 (Closest Equivalent) |
| EN Symbol | X2CrTi12 |
| DIN | 1.4512 |
| JIS G4304 / G4305 | SUS 409L |
| IS 6911 | 409L |
| GB / T | 022Cr11Ti (Closest Equivalent) |
| AFNOR | Z2CT12 |
| BS | 409S19 (Closest Equivalent) |
| ISO 15510 | X2CrTi12 |
HRS Ferritic is committed to providing premium SS 409L Plate solutions to industries around the world. Our global sourcing and technical expertise ensure an uninterrupted supply of stainless steel and tailor-made solutions to meet your requirements. Contact us for expert advice and reliable SS 409L Plate supplies.
Quick answers to common queries about SS 409L Plate / AISI 409L Plate.