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1.4570

Standards

Material No.
1.4570
EN Designation
X6CrNiCuS18-9-2
AISI/SAE
303 Cu
UNS
S30330

Description

1.4570 / AISI 304 Cu is an austenitic chromium-nickel stainless steel with copper contents.

Special properties

Good corrosion resistance and good machinability due to the copper content.

Chemical Composition

C
%
≤ 0.08
Si
≤ %
1.00
Mn
≤ %
2.00
P
≤ %
0.045
S
≤ %
0.15-0.35
Cr
%
17.0-19.0
Mo
%
≤ 0.60
Ni
%
8.00-10.0
N
%
≤ 0.11
Cu
%
1.40-1.80

Mechanical Properties 20°C

Hardness HB 30
≤ HB
215
0.2% Yield strength Rp
≥ N/mm²
175
Tensile strength Rm
N/mm²
500-710
Elongation A5
≥ %
50
Modulus of elasticity
kN/mm²
200

Physical Properties 20°C

Density
g/cm³
7.9
Specific heat capacity
J/kg K
500
Thermal conductivity
W/m K
14.6
Electrical resistivity
Ω mm²/m
0.73

Application

Turned parts for transport, electronics and white goods

Available forms for 1.4570 / AISI 303 Cu

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