Plate SIRIUS™ 309S
Plates

Plate SIRIUS™ 309S

Heat-resistant austenitic steel for service up to 1035 °C

Key parameters of Plate SIRIUS™ 309S
Grade 309S / 1.4833 · UNS S30908
Standard EN 10095 / ASTM A240
Thickness 5–150 mm
Width 1250–3000 mm
Supplier INDUSTEEL (ArcelorMittal)
Lead time 8–12 weeks
ISO 9001:2015 EN 10204 3.1
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Technical data

Technical data

Chemical composition [%]

Chemical composition of Plate SIRIUS™ 309S in percent
C ≤ 0.08
Cr 22.0–24.0
Ni 12.0–15.0
Mn ≤ 2.0

Mechanical properties

Mechanical properties Plate SIRIUS™ 309S
Yield strength Rp0.2 ≥ 230 MPa
Tensile strength Rm 550–750 MPa
Elongation A5 ≥ 30 %
Service temperature up to 1035 °C

Lower-alloyed variant of the heat-resistant SIRIUS range for furnaces and combustion equipment.

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Sales department

Usually within 24 hours, depending on the complexity of the specification

+420 224 234 322 pragointer@pragointer.cz