Datasheet

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1.4563

Brand name

SANICRO 28®

Trade name

Alloy 28

Standards

Material No.
1.4563
EN Designation
X1NiCrMoCuN31-27-4
UNS
N08028
Alloy
28

Description

1.4563 / Alloy 28 is an austenitic special steel with molybdenum and copper contents.

Special properties

Good resistance against sulphuric and phosphoric acids. High resistance to localized corrosion such as pitting and crevice corrosion, as well as to stress-corrosion.

Chemical Composition

C
%
≤ 0.02
Si
≤ %
0.70
Mn
≤ %
2.00
P
≤ %
0.03
S
≤ %
0.01
Cr
%
26.0-28.0
Mo
%
3.00-4.00
Ni
%
30.0-32.0
N
%
≤ 0.11
Cu
%
0.70-1.50

Mechanical Properties 20°C

Hardness HB 30
≤ HB
230
0.2% Yield strength Rp
≥ N/mm²
220
Tensile strength Rm
N/mm²
500-750
Elongation A5
≥ %
35/30
Modulus of elasticity
kN/mm²
195

Physical Properties 20°C

Density
g/cm³
8
Specific heat capacity
J/kg K
450
Thermal conductivity
W/m K
12
Electrical resistivity
Ω mm²/m
1

Suitable welding
filler materials

1.4562; 2.4621

Application

Heat exchangers, pipes in oil and gas production

Available forms for 1.4563 / ALLOY 28

Sheets/Plates
Lieferform
Bars
Lieferform
Tubes/Pipes
Lieferform
Fittings
Lieferform
Forged / cast parts
Lieferform
Finished part (drawing)
Lieferform