SE-C4 (NO6455)

SECORP designation (UNS NO.)

Good ductility and corrosion resistant to major corrosive environment. Highly resistant to pitting, intergranular corrosion.

Major Applications

 

High temperature stability in the range of 650-1440°C. Ideally suited for hot chloride, acids and alkaline solutions. Widely used in chemical process industry.

NOMINAL CHEMICAL COMPOSITION (%):

Cr Ni Fe Mo Cu C Others
16.0 Bal 1.5 15.5 - .0008 Si-0.05
Ti-0.3
Co-2.0

TYPICAL MECHANICAL PROPERTIES:

METALLURGICAL CONDITION TENSILE STRENGTH Ksi (MPa) YIELD STRENGTH 2% OFFSET Ksi (MPa) ELONGATION (%) HARDNESS
ANNEALED 105 (724) 49 (337) 59 90 RB
COLD WORKED 200 (1345) 163 (1124) 17 38.5 RC

CORROSION RESISTANCE:

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

SPECIFICATION

SHEET/STRIP ASTM AMS BARS ASTM AMS
B575 B574