Datasheet

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1.3964

Brand name

Nitronic 50

Trade name

Alloy 50

Standards

Material No.
1.3964
EN Designation
X2CrNiMnMoNNb21-16-5-3
AISI/SAE
XM-19
UNS
S20910
Alloy
50

Description

Alloy 50 / 1.3964 is a chromium-nickel alloy.

Special properties

High tensile and high yield strength. Outstanding corrosion resistance in coastal environments. Good corrosion resistance to chloride containing media.

Chemical Composition

C
%
≤ 0.03
Si
≤ %
1.00
Mn
≤ %
4.00-6.00
P
≤ %
0.025
S
≤ %
0.01
Cr
%
20.0-21.5
Mo
%
3.00-3.50
Ni
%
15.0-17.0
N
%
0.20-0.35
Nb
%
≤ 0.25

Mechanical Properties 20°C

0.2% Yield strength Rp
≥ N/mm²
370
Tensile strength Rm
N/mm²
700-950
Elongation A5
≥ %
35
Modulus of elasticity
kN/mm²
195

Physical Properties 20°C

Density
g/cm³
7.9
Specific heat capacity
J/kg K
460
Thermal conductivity
W/m K
14
Electrical resistivity
Ω mm²/m
0.81

Suitable welding
filler materials

1.3954; 1.3984

Application

Offshore

Available forms for 1.3964 / ALLOY 50

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