BS 5411-12:1981
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Hardcopy
23-12-2023
English
31-12-1981
National foreword
Cooperating organizations
Methods
1 Scope and field of application
2 Definitions
3 Principle
4 Instrumentation
5 Factors relating to accuracy
6 Calibration of instruments
7 Measuring procedure
8 Measuring accuracy and precision
9 Test report
Annexes
A Isotopes used with beta backscatter gauges
B Atomic numbers of some commonly used coatings and
substrates
C Saturation thickness as a function of density for
various isotopes
Figure
1 Typical normalized backscatter curve
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