S275J0
1.0143Structural steel with guaranteed Charpy impact at 0°C (KV >=27J). Between S235J0 and S355J0 in the strength range. ReH >=275 MPa. Very widely used in European construction: building frames, columns, beams, and general structural applications. Good weldability. Often specified as standard section material (IPE, HEA, UPN profiles).
International equivalents
| Flag | Standard | Country | Grade | Number | Match |
|---|---|---|---|---|---|
| 🇺🇸 | ASTM | USA | ASTM A36 (approximate) | — | REF |
| 🇪🇺 | EN | Europe | S275J0 / 1.0143 | 1.0143 | 100% |
Sources: ASTM A36, EN 10025-2
Chemical composition comparison (wt%)
Side-by-side: S275J0 (EN) (EN 10025-2) vs S275J0 / 1.0143 (EN) (EN 10025-2)
| Element | S275J0 (EN) | S275J0 / 1.0143 (EN) | Overlap |
|---|---|---|---|
| C | 0–0.18% | 0–0.18% | OK |
| Si | ≥ 0% | ≥ 0% | OK |
| Mn | 0–1.5% | 0–1.5% | OK |
| P | 0–0.03% | 0–0.03% | OK |
| S | 0–0.03% | 0–0.03% | OK |
Mechanical properties
General
| Property | Value | Unit |
|---|---|---|
| Tensile Strength | 410–560 | MPa |
| Yield Strength | ≥ 275 | MPa |
| Elongation | ≥ 21 | % |
| charpy_impact_0 | ≥ 27 | J |
| Elastic Modulus | ≥ 210 | GPa |
| Density | ≥ 7.85 | g/cm3 |
Compatibility verdict
S275J0 and S275J0 / 1.0143: 100% composition match
Close equivalents but NOT identical.
Related materials
S355JR
1.0045High-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).
S690QL
1.8928High-strength quenched and tempered fine-grain structural steel with minimum yield strength of 690 MPa. Used for heavily loaded structures like mobile cranes, mining equipment, bridges, and pressure vessels.
S275JR
1.0044Medium-strength structural steel with minimum yield strength of 275 MPa. Bridges the gap between S235JR and S355JR. Used for general structural applications, lattice towers, masts, and light crane components. Impact tested at +20°C (JR).
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