NF A49-281

NF A49-281

August 1987
Standard Cancelled

Steel tubes. Tubular accessories, bends, tee reduction for welding, made from seamless tube with quality specifications. Dimensions. Technical delivery conditions.

Main informations

Collections

National standards and national normative documents

Publication date

August 1987

Number of pages

38 p.

Reference

NF A49-281

ICS Codes

23.040.40   Metal fittings
77.140.75   Steel pipes and tubes for specific use

Classification index

A49-281

Print number

1

International kinship

Replaced standards (4)
NF A49-280
December 1982
Standard Cancelled
Steel tubes. Unalloyed or alloy steel butt welding bends. 2D with quality requirements. Dimensions. Technical delivery conditions.

NF A49-282
December 1982
Standard Cancelled
Steel tubes. Unalloyed or alloy steel butt welding bends. 3D with quality requirements. Dimensions. Technical delivery conditions.

NF A49-284
December 1982
Standard Cancelled
Steel tubes. Unalloyed or alloy steel butt welding concentric or eccentric reducers with quality requirements. Dimensions. Technical delivery conditions.

NF A49-286
December 1982
Standard Cancelled
Steel tubes. Unalloyed or alloy steel butt welding tees with equal or reduced branches, with quality requirements. Technical delivery conditions.

See more
Standard replaced by (1)
A49-281
December 1992
Standard Cancelled
Steel tubes, tubular accessories, bends, tee, reduction for welding made from seamless tube with quality specifications. Dimensions. Technical delivery conditions.

La présente norme définit les accessoires à souder bout à bout, courbes, tés et réductions fabriqués à partir d'ébauches tubulaires sans soudure qui peuvent être utilisés pour la construction de canalisations ou appareils à pression fonctionnant dans les limites de températures prévues pour la nuance et la qualité d'acier.

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