SECORP designation (UNS NO.)
A precipitation-hardenable nickel base alloy exhibiting good corrosion and oxidation resistance.
 
Springs. Extrusion dies. Forming tools. Fasteners.
Cr | Ni | Fe | Mo | Cu | C | Others |
---|---|---|---|---|---|---|
15.5 | Bal | 7.0 | - | - | 0.06 | Ti-2.5 Al-0.80 |
METALLURGICAL CONDITION | TENSILE STRENGTH Ksi (MPa) | YIELD STRENGTH 2% OFFSET Ksi (MPa) | ELONGATION (%) | HARDNESS |
---|---|---|---|---|
SOL. TRT AGED | 185 (1275) | 35 (930) | 22 | 36 RC |
H2SO4 | HIC | H3PO4 | HNO3 | ORGANIC ACIDS | ALKALINES | SEA WATER | CHLORIDE CRACKING |
---|---|---|---|---|---|---|---|
A | NR | A | A | G | G | A | G |
SHEET/STRIP ASTM AMS | BARS ASTM AMS |
---|---|
B670 | B637 |
5542 | 5667 |