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ASTM A182 F55

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ASTM A182 F55
X2CrNiMoCuWN25 7 4
UNS S32760
ASTM A182/A182M
Zeron 100
Seacol 760


Stainless Steel
Base Element Fe (Iron)

Element Min Max
C (Carbon) 0.03%
Cr (Chromium) 24% 26%
Cu (Copper) 0.5% 1%
Mn (manganese) 1%
Mo (Molybdenum) 3% 4%
N (Nitrogen) 0.2% 0.3%
Ni (Nickel) 6% 8%
P (Phosphorus) 0.03%
S (Sulphur) 0.01%
Si(Silicon) 1%
W(Tungsten) 0.5% 1%
Mechanical Property Min Max
Ultimate Tensile strength (UTS) 750 MPa 895 MPa
Yield Strength 550 Mpa
Elongation 25%
Reduction of Area 45%
Gauge Length A50mm

Heat Treatment; After hot working , forgings shall be cooled to a temperature below 538 degrees CEntigrade prior to heat treating.
Solution treat and quench. Austenizing/Solutioning Temperature, 1100-1140 min degrees Centigrade.


Used in piping components for use in pressure systems. Including flanges, fittings, valves and other similar parts.

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