SS 409.
SS 409 is an 11% chromium ferritic stainless stabilised with titanium.
Quick details
| Material grade | SS 409 (UNS S40910) |
|---|---|
| Forms | Tubes, Sheets & plates |
| Usage / application | Automotive exhaust systems, Silencers and catalytic converter shells, Agricultural equipment |
| Test certificate | EN 10204 3.1 mill test certificate; 3.2 on request |
| Business type | Stockist and supplier |
| Location | Kumbharwada, Mumbai 400004, Maharashtra |
Also searched as: SS 409, stainless steel 409, 409, UNS S40910, W.Nr 1.4512, X2CrTi12
Product information for purchasing teams
SS 409 is an 11% chromium ferritic stainless stabilised with titanium. It is the lowest-cost stainless, designed for automotive exhaust and other hot-gas service where appearance matters less than resistance to scaling and exhaust condensate.
Exact specification, availability and commercial details are confirmed against your enquiry.
Product forms and standards
| Form | Standard |
|---|---|
| Tubes | ASTM A268 TP409 |
| Sheets & plates | ASTM A240 Type 409 |
Equivalent grades
| Grade | UNS | Werkstoff Nr. | EN / BS | JIS |
|---|---|---|---|---|
| SS 409 | S40910 | 1.4512 | X2CrTi12 | SUH 409L |
Chemical composition, %
| Grade | C | Mn | Si | P | S | Cr | Ni | Ti | N |
|---|---|---|---|---|---|---|---|---|---|
| SS 409 | ≤ 0.030 | ≤ 1.00 | ≤ 1.00 | ≤ 0.040 | ≤ 0.020 | 10.5 – 11.7 | ≤ 0.50 | 6 × (C + N) – 0.50 | ≤ 0.030 |
Mechanical properties
| Property | Value |
|---|---|
| Tensile strength | ≥ 380 MPa |
| Yield strength (0.2%) | ≥ 170 MPa |
| Elongation | ≥ 20% |
| Hardness | ≤ 179 HB |
Values per ASTM A240, annealed. Confirm against the current edition of the standard and your purchase specification.
Density: 7.70 g/cm³
Applications
- Automotive exhaust systems
- Silencers and catalytic converter shells
- Agricultural equipment
- Transformer and container cases
Questions buyers ask
What are the equivalent grades of SS 409?
SS 409 is UNS S40910, Werkstoff 1.4512, EN X2CrTi12 and JIS SUH 409L.
In which forms is SS 409 available?
Tubes to ASTM A268 TP409; Sheets & plates to ASTM A240 Type 409.
What is the density of SS 409?
About 7.70 g/cm³ (7,700 kg/m³).
Where is Steel Impex India located?
Steel Impex India is at 231/235, Sant Sena Maharaja Marg, 2nd Kumbharwada, Mumbai 400004, and supplies across India.