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1.4418

Standards

Material No.
1.4418
EN Designation
X4CrNiMo16-5-1

Description

1.4418 is a soft martensitic chromium-nickel-molybdenum stanless steel.

Special properties

Excellent corrosion resistance to aggressive media coupled with very good mechanical properties.

Chemical Composition

C
%
≤ 0.06
Si
≤ %
0.70
Mn
≤ %
1.50
P
≤ %
0.04
S
≤ %
0.015
Cr
%
15.0-17.0
Mo
%
0.80-1.50
Ni
%
4.00-6.00
N
%
≤ 0.20

Mechanical Properties 20°C

Hardness HB 30
≤ HB
320
0.2% Yield strength Rp
≥ N/mm²
550
Tensile strength Rm
N/mm²
760-980
Elongation A5
≥ %
16
Modulus of elasticity
kN/mm²
200

Physical Properties 20°C

Density
g/cm³
7.7
Specific heat capacity
J/kg K
430
Thermal conductivity
W/m K
15
Electrical resistivity
Ω mm²/m
0.8

Suitable welding
filler materials

1.4430

Application

Mechanical engineering, arbors, components of pumps

Available forms for 1.4418 /

Bars
Lieferform
Forged / cast parts
Lieferform
Finished part (drawing)
Lieferform