SE-N155 (R30155)

SECORP designation (UNS NO.)

A complex high alloy of chromium, cobalt and nickel produced to give excellent oxidation resistance with good ductility. Corrosion resistance to HCl and H²SO4 at room temperature. Good fabricating characteristics.

Major Applications

 

Tail cones, after burner parts, exhaust manifolds, turbine blades, buckets, nozzles and combustion chambers of jet engines.

NOMINAL CHEMICAL COMPOSITION (%):

Cr Ni Fe Mo Cu C Others
21.0 20.0 Bal 3.0 0.5 0.12 Co-20.0
W-2.5
Cb+Ta-1.0
N-0.15

TYPICAL MECHANICAL PROPERTIES:

METALLURGICAL CONDITION TENSILE STRENGTH Ksi (MPa) YIELD STRENGTH 2% OFFSET Ksi (MPa) ELONGATION (%) HARDNESS
SOL HEAT TREATED 140 (814) 63 (434) 43 28 RC

SPECIFICATION

SHEET/PLATE BARS
AMS 5532 AMS 5769