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NF F01-046 (03/1970) (R2010) Railway transport equipment. Hot or cold flanged coach springs. Mounted springs. Tolerances.
NF F01-048 (03/1970) (R2010) Railway transport equipment. Hot or cold flanged coach springs. Flanges. Tolerances. Functional dimensions.
NF B49-418 (02/1970) (R2010) Chemical analysis of refractory materials (high). Silica materials, siliceous fireclay and fireclay materials. Determination of lithium, potassium and sodium (flame photometric method).
NF B49-420 (02/1970) (R2010) Chemical analysis of refractories. Silica materials. Determination of silicon (rapid method by hydrofluoric volatilisation).
NF L66-511 (01/1970) Film reels for use in aerial photography.
NF C52-152 (12/1969) Transformers. Dimensions of travelling wheels and associated locking devices.
NF L58-120 (11/1969) Lever-operated switches.
NF L58-520 (11/1969) Single pole push-button operated circuit-breaker.
NF L15-621 (11/1969) (R2004) Copper tubes of circular section for high pressure oxygen systems.
NF A91-103 (11/1969) Metallic coatings. Acceptance conditions for nickel- and chromium-plated zinc alloy parts.
NF E27-381 (10/1969) Clevis pins and screwed spindles.