Division 7.2 Joint coefficients
United Kingdom
For welded joints, the joint coefficient shall not exceed the following values:
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for equipment subject to destructive and non-destructive tests which confirm that the whole series of joints show no significant defects: 1,
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for equipment subject to random non-destructive testing: 0,85,
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for equipment not subject to non-destructive testing other than visual inspection: 0,7.
If necessary, the type of stress and the mechanical and technological properties of the joint shall also be taken into account.