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Language

F51

Alias

UNS S31803
X2CrNiMoN 22 5 3
1.4462
Z3CND22 05 Az
SUS 329J3L
ASTM A182
F51

Chemistry

Stainless Steel
Base Element Fe (Iron)

Element Min Max
C (Carbon) 0.03%
Cr (Chromium) 21% 23%
Mn (Manganese) 2%
Mo (Molybdenum) 2.5% 3.5%
N (Nitrogen) 0.08% 0.2%
Ni(Nickel) 4.5% 6.5%
P (Phosphorus) 0.03%
S(Sulphur) 0.02%
Si (Silicon) 1%
Mechanical Properties Min Max
Ultimate Tensile Strength (UTS) 620 MPa
Yield Strength 450 MPa
Elongation 25%
Reduction of Area 45%
Gauge Length A50mm

Uses

Bolting
Piping Component’s for use in pressure systems, including flanges, fittings, valves and other similar parts.

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