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S275NL

1.0491
carbon_steelfine_grain
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Normalized fine-grain structural steel with guaranteed -50°C impact toughness. Lower strength than S355NL but better weldability and ductility. Used for cryogenic-adjacent structures, LNG infrastructure, cold-climate bridges, and storage tanks where low-temperature toughness is critical.

International equivalents

FlagStandardCountryGradeNumberMatch
🇪🇺ENEuropeS275NL1.0491100%

Sources: EN 10025-3:2019

Chemical composition comparison (wt%)

Side-by-side: S275NL (EN 10025-3) vs S275NL (EN) (EN 10025-3:2019)

ElementS275NL (EN 10025-3)S275NL (EN)Overlap
C—0–0.16%—
Si—0–0.4%—

Mechanical properties

Compatibility verdict

S275NL and S275NL: 100% composition match

Related materials

C45

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S355JR

1.0045
structural

High-strength low-alloy structural steel with minimum yield strength of 355 MPa. Standard grade for bridges, buildings, cranes, and general structural applications. Impact tested at +20°C (JR).

🇪🇺 S355JR🇪🇺 St52-3 (old)🇨🇳 Q355B🇬🇧 BS 4360 50B

S235JR

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General-purpose structural steel with minimum yield strength of 235 MPa. The most common structural steel grade in Europe for general construction, frames, and non-critical structural applications.

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