PREN ISO 9934-3 : DRAFT 1998

Foreword
1 Scope
2 Normative references
3 Safety requirements
4 Types of devices
    4.1 Portable electromagnets (AC)
    4.2 Current generators
    4.3 Magnetic benches
    4.4 Specialised testing systems
5 UV-A sources
    5.1 Technical data
    5.2 Minimum requirements
6 Detecting media circuit
    6.1 Technical data
    6.2 Minimum requirements
7 Inspection booth
    7.1 Technical data
    7.2 Minimum requirements
8 Demagnetisation
    8.1 Technical data
    8.2 Minimum requirements
9 Measurements
    9.1 Current measurement
    9.2 Magnetic field measurement
    9.3 Visible light measurement
    9.4 UV-A irradiation measurement
    9.5 Verification and calibration
Annex A (informative) Notes on the measurement of the tangential
        field strength
    A.1 Examples of measuring uncertainties
    A.2 Extrapolation of the field on the surface
    A.3 Determination of the magnitude and direction of the field
Annex B (informative) Magnetic flux measurement
    B.1 Alternating current
    B.2 Direct current

Defines three types of equipment for magnetic particle testing: - transportable equipment; - fixed installations; - fixed installations for testing components on a continuous basis, comprising a series of processing stations placed in sequence to form a process line. It also describes equipment for magnetising, demagnetising, metering and monitoring.