Datasheet

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1.4410

Brand name

SAF 2507®

Trade name

Alloy 2507, Superduplex

Standards

Material No.
1.4410
EN Designation
X2CrNiMoN25-7-4
UNS
S32750
Alloy
2507

Description

1.4410 / Alloy 2507 is a SUPER-DUPLEX stainless steel.

Special properties

Exceptional strength and corrosion resistance. Excellent resistance to chloride stress corrosion cracking, high thermal conductivity, and a low coefficient of thermal expansion.

Chemical Composition

C
%
≤ 0.030
Si
≤ %
1.00
Mn
≤ %
2.00
P
≤ %
0.035
S
≤ %
0.015
Cr
%
24.0-26.0
Mo
%
3.00-4.50
Ni
%
6.00-8.00
N
%
0.24-0.35

Mechanical Properties 20°C

Hardness HB 30
≤ HB
230
0.2% Yield strength Rp
≥ N/mm²
280
Tensile strength Rm
N/mm²
580-800
Elongation A5
≥ %
40/30
Modulus of elasticity
kN/mm²
200

Physical Properties 20°C

Density
g/cm³
7.81
Specific heat capacity
J/kg K
500
Thermal conductivity
W/m K
14.2
Electrical resistivity
Ω mm²/m
0.8

Suitable welding
filler materials

1.4410

Application

Chemical industry, oil and gas industry, cellulose industry

Available forms for 1.4410 / ALLOY 2507

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