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Located in the heart of Hamilton, Will Sheetsandplates is your trusted local source for high-quality stainless steel. We take pride in supplying robust and reliable Stainless Steel 409 sheets and plates, perfect for a wide range of demanding industrial and fabrication projects. Our team understands the needs of New Zealand tradespeople and manufacturers, offering not just top-grade materials but also the expert advice to ensure your project is built to last, combining local service with international quality standards.
Stainless Steel 409 is a versatile workhorse, known for its excellent value. Its composition is a clever balance, being a titanium-stabilized ferritic grade that offers good resistance to corrosion, particularly against atmospheric conditions. This gives it a solid strength profile and impressive resistance to warping or cracking under high temperatures, making it a dependable choice where both durability and heat resistance are important factors without the premium cost of other grades.
| Standards | ASTM A240 / ASME SA240 |
| Dimensions | ASTM, ASME, and API |
| Width | 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc |
| Thickness | 0.01~200mm |
| Length | 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc |
| Surface Finish | the surface and finish of stainless steel 409 sheet: 2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, checkered, embossed, hair line, sand blast, Brush, etching, etc |
| Hardness | Soft, Hard, Half Hard, Quarter Hard, Spring Hard etc. |
| Form | Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Perforated Sheet, Chequered Plate, Strip, Flats, Blank (Circle), Ring (Flange) etc. |
| Grade | C | Mg | Ph | Si | Sl | Cr | Ti | Ni |
| 409 min 409 max | – 0.08 | – 1 | – 0.045 | – 1 | – 0.045 | 10.5 11.75 | 6xC – | – 0.5 |
| Density (lb / cu. in.) | Specific Gravity | Specific Heat (Btu/lb/Deg F – [32-212 Deg F]) | Modulus of Elasticity Tension |
| 0.278 | 7.86 | 0.11 | 29 |
| Grade | WERKSTOFF NR. | AISI | UNS | AFNOR | BS | GOST | JIS |
| SS 409 | 1.4512 | 409 | S40900 | Z3CT12 | 409 S 19 | SUH 409 | – |
|
Grade |
Density (kg/m3) |
Elastic Modulus (GPa) |
Mean Coefficient of Thermal Expansion (μm/m/°C) |
Thermal Conductivity (W/m.K) |
Specific Heat 0-100°C (J/kg.K) |
Electrical Resistivity (nΩ.m) |
|||
|
0-100°C |
0-315°C |
0-538°C |
at 100°C |
at 500°C |
|||||
|
409 |
7800 |
200 |
11.0 |
11.7 |
12.4 |
25.8 |
27.5 |
460 |
600 |
| Material | Size | Thickness |
| PLATES & SHEETS | 1000 mm x 2000 mm | 0.1mm To 100 mm Thickness |
| 1220 mm x 2440 mm (4′ x 8′) | ||
| 1250 mm x 2500 mm | ||
| 1500 mm x 3000 mm | ||
| 2000 mm x 4000 mm | ||
| 2000 mm x 2000 mm |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Stainless steel 409 sheets and plates have many advantages, including excellent corrosion and oxidation resistance, and the high chromium content provides durability against scratches and scratches, especially in areas where fragile and hot. The material exhibits excellent weldability and formability, making it easy to manufacture for a variety of applications. Balancing strength and cost, stainless steel 409 is ideal for automotive exhaust systems, heat exchangers and furnace components. In addition, it resists thermal fatigue well and is very durable under extreme conditions.
You’ll find Stainless Steel 409 sheets and plates hard at work in numerous essential applications. It’s the go-to material for automotive exhaust systems, from manifolds to mufflers, thanks to its ability to handle heat and resist corrosion. Beyond the garage, it’s widely used for agricultural equipment, structural components in demanding environments, and heat exchangers. Its reliability and cost-effectiveness make it a practical solution for builders, engineers, and fabricators across New Zealand who need a material that performs consistently without stretching the budget.
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