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Normas CEN

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EN

EN 14587-2:2024

En Vigor
2024-08-22
Railway applications - Infrastructure - Flash butt welding of new rails - Part 2: R200, R220, R260, R260Mn, R320Cr, R350HT, R350LHT, R370CrHT and R400HT grade rails by mobile welding machines at sites other than a fixed plant
 
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EN

EN 4681-003:2024

En Vigor
2024-12-18
Aerospace series - Cables, electric, general purpose, with conductors in aluminium or copper-clad aluminium - Part 003: AD family, single, UV laser printable - Product standard
 
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EN

EN 3774-001:2024

En Vigor
2024-12-18
Aerospace series - Circuit breakers, three-pole, temperature compensated, rated currents 1 A to 25 A - Part 001: Technical specification
 
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EN

EN 488-1:2025

En Vigor
2025-03-19
District heating pipes - Bonded single pipe systems for directly buried hot water networks - Part 1: Factory made steel shut-off valve assembly for steel service pipes, polyurethane thermal insulation and a casing of polyethylene
 
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EN

EN 15698-2:2025

En Vigor
2025-03-19
District heating pipes - Bonded twin pipe systems for directly buried hot water networks - Part 2: Factory made fitting and valve assemblies of steel service pipes, polyurethane thermal insulation and one casing of polyethylene
 
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EN

EN 17131-2:2025

En Vigor
2025-04-02
Textiles and textile products - Determination of certain residual solvents - Part 2: Determination of benzene, method using headspace gas chromatography
 
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EN

EN 3662-001:2024

En Vigor
2024-12-18
Aerospace series - Circuit breakers, three-pole, temperature compensated, rated currents 20 A to 50 A - Part 001: Technical specification
 
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EN

EN 4075:2025

En Vigor
2025-03-26
Aerospace series - Screw, pan head, offset cruciform recess, threaded to head, in corrosion resisting steel, passivated, metric - Classification: 490 MPa (at ambient temperature)/425 °C
 
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