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AFNOR
NF EN 549+A2
En Vigor
2024-04-24
Rubber materials for seals and diaphragms for gas appliances and gas equipment
AFNOR
NF EN 14986
En Vigor
2024-04-24
Design of fans working in potentially explosive atmospheres
AFNOR
NF ISO 14404-4
En Vigor
2024-04-24
Calculation method of carbon dioxide emission intensity from iron and
steel production - Part 4 : guidance for using the ISO 14404 series
AFNOR
NF EN ISO 17871/A1
En Vigor
2024-04-24
Gas cylinders - Quick-release cylinder valves - Specification and type
testing - Amendment 1
