Werkstoff 1.4828 AISI 309 UNS S30900
Werkstoff austenitic stainless steel 1.4828 AISI 309 UNS S30900 is a steel suitable for high-temperature applications. With a maximum service temperature in air of 1,000°C in fact, this heat-resistant austenitic stainless steel offers excellent corrosion resistance to oxidation and carbonization. Its characteristics make it ideal for making industrial furnace and boiler components, expansion tubes and bellows, electrical heating elements, aeronautical engineering, and automotive exhaust systems.
CHEMICAL COMPOSITION Werkstoff 1.4828 AISI 309 UNS S30900
| Element | Min | Max |
|---|---|---|
| C | — | 0.20 |
| S | — | 0.015 |
| P | — | 0.045 |
| Yes | 1.50 | 2.00 |
| Mn | — | 2.00 |
| Cr | 19.00 | 21.00 |
| Ni | 11.00 | 13.00 |
| N | — | 0.11 |
MECHANICAL FEATURES Werkstoff 1.4828 AISI 309 UNS S30900
| Material | League | Rm min (MPa) | Rp 0.2 min (MPa) | A% min | Z% min | Hardness max (HB) |
|---|---|---|---|---|---|---|
| AISI 309 | 1.4828 | 500 – 750 | 230 | 30 | 55 | 220 |
PHYSICAL PROPERTIES Werkstoff 1.4828 AISI 309 UNS S30900
- Specific gravity: 7.9 kg/dm³ at 20°C
- Modulus of elasticity: 206,000 N/mm² at 20°C
- Thermal conductivity: 15 W/m.K at 20°C
- Specific heat: 500 J/g.K at 20°C
- Coefficients of linear expansion: 16.5 (20° – 200°C), 17.5 (20° – 400°C), 18.0 (20° – 600°C)
- Electrical resistivity: 0.85 Ω mm²/m at 20°C
- Amagnetic
CORRESPONDENCE AND SPECIFICATIONS Werkstoff 1.4828 AISI 309 UNS S30900
- EN 10095: X15 Cr Ni Si 20-12
- W: 1.4828
- JIS: SUH309
- AISI: 309
- UNS: S30900
