Superduplex stainless steel (PREN >= 40) featuring mechanical strength, corrosion resistance and toughness. It features high resistance to pitting corrosion and chloride-rich environments. Used similarly and in slightly less severe applications as the N4501. It complies with NORSOK M650 and M630 MDS D57 for gauges up to 182.00 mm.
- ABTN | ASTM | SAE | AISI: UNS S32550 | F61
- DIN | WNr: 1.4507
- Chemical composition:
C % | Mn % | Cr % | Ni % | Mo % | W % | Si % | OTHERS % |
max. 0.03 | 2.00 | 25.10 | 6.30 | 3.70 | - | <=0.70 | N=0.23 |
