Steel tubes. Seamless precision tubes for mechanical application. Dimensions. Technical conditions of delivery.

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Main informations

Collections

National standards and national normative documents

Publication date

December 1974

Number of pages

19 p.

Reference

NF A49-310

Classification index

A49-310

Print number

2 - avril 1975

International kinship

ISO 3304:1985

Standard replaced by (1)

NF A49-310

October 1990

Standard Cancelled

Steel tubes. Seamless precision tubes for mechanical application. Dimensions. Technical delivery conditions.

La présente norme a pour but de définir la composition chimique, les caractéristiques mécaniques, les dimensions, masses et tolérances ainsi que les conditions techniques de livraison des tubes de précision pour usages mécaniques. Les tubes ainsi définis sont utilisables à des températures inférieures à 250 °C.

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