SECORP designation (UNS NO.)
A precipitation-hardenable non-magnetic stainless alloy with high strength and corrosion resistance. Resistance to oxidation to 1300°F (700°C).
Fasteners, extrusion press liners.
| Cr | Ni | Fe | Mo | Cu | C | Others |
|---|---|---|---|---|---|---|
| 15.0 | 25.5 | Bal | 1.25 | - | 0.04 | Ti-2.2 Al-0.25 Mn-1.5 |
| METALLURGICAL CONDITION | TENSILE STRENGTH Ksi (MPa) | YIELD STRENGTH 2% OFFSET Ksi (MPa) | ELONGATION (%) | HARDNESS |
|---|---|---|---|---|
| SOL. TRT. AGED | 70 (1080) | 110 (755) | 25 | 32 RC |
H2SO4
| HIC |
H3PO4 |
HNO3 |
ORGANIC ACIDS |
ALKALINES |
SEA WATER |
CHLORIDE CRACKING |
|
|---|---|---|---|---|---|---|---|
| A | NR | G | X | G | A | G | G |
| SHEET/STRIP ASTM AMS | BARS ASTM AMS |
|---|---|
| - | A638 |
| 5553 | 5731 |