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AFNOR
NF EN 12952-12
En Vigor
2004-04-01
Water-tube boilers and auxiliary installations - Part 12 : requirements
for boiler feedwater and boiler water quality
AFNOR
NF EN ISO 439
Anulada
2020-05-07
Steel and iron - Determination of total silicon content - Gravimetric
method (ISO 439:1994)
AFNOR
NF ISO 6162-2
Anulada
2013-06-22
Hydraulic fluid power - Flange connectors with split or one-piece flange
clamps and metric or inch screws - Part 2 : flange connectors for use at
pressures of 35 MPa (350 bar) to 40 MPa (400 bar), DN 13 to DN 51
AFNOR
NF EN ISO 15720
En Vigor
2001-09-01
Metallic coatings - Porosity tests - Porosity in gold or palladium
coatings on metal substrates by gel-bulk electrography
