Non-destructive Testing. Evaluation of vision acuity of NDT personnel1 Scope This International Standard specifies the form of the optotype, the quality requirements for the chart, the test procedure, and the acceptance level for near vision acuity of NDT personnel. It also addresses the qualification requirements for personnel permitted to carry out the test. This International Standard only addresses near vision acuity under defined conditions similar to those encountered during routine NDT inspection. It does not

Public sector for the environmental management system of concrete and concrete structures

Power plants

which serves as an application guide for the short-circuit ratings given in IEC standards for low-voltage switchgear and controlgear and assemblies

Notified Bodies

EN 60320-1:2001

BS EN 13427:2004 provides a framework within which this and four other standards (BS EN 13429

Degree of separation

and facilities

New GSM-interference measurement method has been added

The β-glycosylated forms are not considered

size of the particle

longitudinally arc welded ferritic alloy steel tubes suitable for pressure purposes