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1.4833

Standards

Material No.
1.4833
EN Designation
X12CrNi23-13
AISI/SAE
309 S
UNS
S30908

Description

AISI 309 S / 1.4833 is a heat resistant austenitic chromium-nickel-stainless steel.

Special properties

Resistant to scaling up to 1000°C. Low resistance to oxidizing sulphuric gases.

Chemical Composition

C
%
≤ 0.15
Si
≤ %
1.00
Mn
≤ %
2.00
P
≤ %
0.045
S
≤ %
0.015
Cr
%
22.0-24.0
Ni
%
12.0-14.0
N
%
≤ 0.11

Mechanical Properties 20°C

Hardness HB 30
≤ HB
192
0.2% Yield strength Rp
≥ N/mm²
210
Tensile strength Rm
N/mm²
500-700
Elongation A5
≥ %
35
Resistant on air up to
°C
1000
Modulus of elasticity
kN/mm²
196

Physical Properties 20°C

Density
g/cm³
7.9
Specific heat capacity
J/kg K
500
Thermal conductivity
W/m K
15
Electrical resistivity
Ω mm²/m
0.78

Suitable welding
filler materials

1.4842

Application

Furnace and apparatus engineering

Available forms for 1.4833 / AISI 309 S

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