Plate CromElso™ 91
Plates

Plate CromElso™ 91

9Cr-1Mo-V steel for pressure vessels and reactors at high temperatures

Key parameters of Plate CromElso™ 91
Grade 91 / 1.4903 · ASTM A387 Gr. 91
Standard EN 10028-2 / ASTM A387
Thickness 6–180 mm
Width 1250–3500 mm
Supplier INDUSTEEL (ArcelorMittal)
Lead time 10–16 weeks
PED 2014/68/EU API 934
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Technical data

Technical data

Chemical composition [%]

Chemical composition of Plate CromElso™ 91 in percent
C 0.08–0.12
Cr 8.0–9.5
Mo 0.85–1.05
V 0.18–0.25
Nb 0.06–0.10

Mechanical properties (normalised + tempered)

Mechanical properties (normalised + tempered) Plate CromElso™ 91
Yield strength Rp0.2 ≥ 415 MPa
Tensile strength Rm 585–760 MPa
Elongation A5 ≥ 20 %
Operating temperature up to 600 °C

Vanadium-modified CrMo steel with high creep strength: hydrocracking reactors, petrochemicals, power generation.

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

+420 224 234 322 pragointer@pragointer.cz