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Esterer Gießerei - Production program duplex steel
Production program duplex steel
| Material | Material.-Nr. |
| Tensile strength Rm [MPa] min. |
| Hardness | Special features and properties / Application Note |
| "Leanduplex" | ||||||
| X2CrNiN23-4 | 1.4362 | 400 | 600 | 25 | 260 | High-strength material for chemical apparatus construction |
| X2CrNiN22-2 | 1.4062 | 380 | 650 | - | - | - |
| GX6CrNiN26-7 | 1.4347 | 420 | 590 | 20 | 190 | toughness claimed components |
| GX6CrNiMo24-8-2 | 1.4463 | 390 | 590 | 20 | 170 | Especially suitable for use in seawater |
| "Standardduplex" | ||||||
| GX2CrNiMoN22-5-3 | 1.4470 | 420 | 600 | 20 | 180 | high-strength, corrosion-resistant duplex cast steel; complies with EN 1.4462 |
| X2CrNiMoN22-5-3 | 1.4462 | 450 | 650 | 25 | 270 | high resistance to stress corrosion, pitting and intergranular corrosion |
| X3CrNiMoN27-5-2 | 1.4460 | 450 | 620 | 20 | 260 | Material for high chemical and mechanical stress |
| GX2CrNiMoN25-6-3 | 1.4468 | 480 | 650 | 22 | - | Material with increased resistance to pitting and crevice corrosion |
| GX2CrNiMoCuN25-6-3-3 | 1.4517 | 480 | 650 | 22 | - | Castings for flue gas desulphurisation; resistant to non-oxidizing acids |
| "Superduplex" | ||||||
| GX2CrNiMoN25-7-3 | 1.4417 | 480 | 650 | 22 | 190 | for strong corrosion stress; similar to 1.4469 |
| X2CrNiMOCuWN25-7-4 | 1.4501 | 515 | 730 | - | - | - |
| X2GrNiMoCuN25-6-3 | 1.4507 | 475 | 690 | - | - | - |
| GX2CrNiMoN26-7-4 | 1.4469 | 480 | 650 | 22 | - | for strong corrosion stress; especially for H²S partial pressures and temperatures in sea and brackish water |
| X2CrNiMoN25-7-4 | 1.4410 | 515 | 730 | - | - | - |
Mechanical values based on separately cast sample bar.
These values are to be understood as reference values and are therefore not guaranteed properties.
Other materials on request
