SE-X750 (NO7750)

SECORP designation (UNS NO.)

A precipitation-hardenable nickel base alloy exhibiting good corrosion and oxidation resistance.

Major Applications

 

Springs. Extrusion dies. Forming tools. Fasteners.

NOMINAL CHEMICAL COMPOSITION (%):

Cr Ni Fe Mo Cu C Others
15.5 Bal 7.0 - - 0.06 Ti-2.5
Al-0.80

TYPICAL MECHANICAL PROPERTIES:

METALLURGICAL CONDITION TENSILE STRENGTH Ksi (MPa) YIELD STRENGTH 2% OFFSET Ksi (MPa) ELONGATION (%) HARDNESS
SOL. TRT AGED 185 (1275) 35 (930) 22 36 RC

CORROSION RESISTANCE:

H2SO4 HIC H3PO4 HNO3 ORGANIC ACIDS ALKALINES SEA WATER CHLORIDE CRACKING
A NR A A G G A G

SPECIFICATION

SHEET/STRIP ASTM AMS BARS ASTM AMS
B670 B637
5542 5667