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Standard

UNE 7280:1972

UNE 7280:1972

Determinación del tamaño de grano en aceros.

MICROGRAPHIE DETERMINATION OF THE GRAIN SIZE STEEL'S

Publication Date:

1972-11-15 /Anulada

Cancellation date:

2004-05-28

Version confirmed on:

1999-04-01

ICS:

77.080.20 / Steels

CTN:

CTN 36 - Iron and steel

International equivalences:

ISO/R 643:1967 (Non-equivalent)

ASTM E 112 (Non-equivalent)

EU 103:1971 (Non-equivalent)

Cancellations:

It is cancelled by: UNE-EN ISO 643:2004