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ISO 7004:2002

Photography — Industrial radiographic films — Determination of ISO speed, ISO average gradient and ISO gradients G2 and G4 when exposed to X- and gamma-radiation

Oct 3, 2002

General information

90.93     Jun 6, 2026

ISO

ISO/TC 42

International Standard

37.040.25  

English  

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Scope

ISO 7004:2002 specifies methods for determining sensitometric curve shape, ISO speed, ISO average gradient and ISO gradients G2 and G4 for industrial radiographic systems consisting of film and film processing when exposed directly to X-rays and gamma-rays. The measurement of characteristics of film systems used in industrial radiography with fluorescent intensifying screens is not specified in this International Standard.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 7004:1987

NOW

PUBLISHED
ISO 7004:2002
90.93 Standard confirmed
Jun 6, 2026