Material – EN 1.4950
Standard Specification for Steels for Pressure Purposes; Austenitic Steels
Group - Ferrous Stainless Steel Alloys
Sub Group - EN 1.4950 Steels for Pressure Purposes; Austenitic Steels
Application - Intended for Valve, Pump, General Engineering, Automotive and Other Industries
Grade Belongs to the Industry - Flat Products Made of Steels for Pressure Purposes
| Chemical Composition | ||
|---|---|---|
| Carbon | C % | 0.040 - 0.080 |
| Silicon | Si % | 0.700 max. |
| Manganese | Mn % | 2.000 max. |
| Phosphorus | P % | 0.035 max. |
| Sulphur | S % | 0.015 max. |
| Chromium | Cr % | 22.000 - 24.000 |
| Nickel | Ni % | 12.000 - 15.000 |
| Nitrogen | N % | 0.100 max. |
| Iron | Fe % | Balance |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
| Heat Treatment |
|---|
| Annealing |
| Mechanical Properties | |
|---|---|
| Tensile Strength in Mpa | 510 - 730 |
| Yield Strength in Mpa | 200 min. |
| Elongation in % | 35 min. |
| Reduction of Area in % | - |
| Hardness in BHN | - |
| Impact in Joule | 60 @ RT |
Cross Reference Table
| Material | Standard | Country | Grade Belong to the Industry |
|---|---|---|---|
| SA-351 Grade CH10 | ASME | USA | Casting |
| J93401 | UNS | USA | Casting |
| 309S | AISI | USA | Casting |
| SUS 309 STB | JIS | Japan | Superheater, Tubes of Boiler and Heat Exchangers |
| X 6 CrNi 23-14 | UNI | Italy | Plate, Sheets, Strip and Coil |
| A743 CH10 | ASTM | USA | Casting |
| A351 CH10 | ASTM | USA | Casting |