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AFNOR
AFNOR
NF EN 60519-10
En Vigor
2013-10-11
Safety in electroheating installations - Part 10 : particular
requirements for electrical resistance trace heating systems for
industrial and commercial applications
AFNOR
NF B40-386
En Vigor
1994-12-01
Unshaped refractory products. Determination of the extrusion resistance
of the taphole clays.
AFNOR










