Datasheet

Print / Download PDF

1.4762

Brand name

SICRO 12

Standards

Material No.
1.4762
EN Designation
X10CrAlSi25
AISI/SAE
446
UNS
S44600

Description

AISI 446 / 1.4762 is a heat resistant ferritic chromium stainless steel with aluminum in addition.

Special properties

Resistant to scaling up to 1150°C. Resistant to oxidizing sulphuric gases.

Chemical Composition

C
%
≤ 0.12
Si
≤ %
0.70-1.40
Mn
≤ %
1.00
P
≤ %
0.04
S
≤ %
0.015
Cr
%
23.0-26.0
Al
%
1.20-1.70

Mechanical Properties 20°C

Hardness HB 30
≤ HB
223
0.2% Yield strength Rp
≥ N/mm²
280
Tensile strength Rm
N/mm²
520-720
Elongation A5
≥ %
10
Resistant on air up to
°C
1150
Modulus of elasticity
kN/mm²
220

Physical Properties 20°C

Density
g/cm³
7.7
Specific heat capacity
J/kg K
500
Thermal conductivity
W/m K
17
Electrical resistivity
Ω mm²/m
1.1

Suitable welding
filler materials

1.4773; 1.4820; 1.4842

Application

Steam generator

Available forms for 1.4762 / AISI 446

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