(5) ASME B31.9: Thickness of weld reinforcement shall not exceed
4.80 mm 3/16 inch.
d.
Lack of fusion on surface.
e.
Incomplete penetration (applies only when inside surface is
readily accessible).
f.
Convexity of fillet weld surface greater than 10 percent of
longest leg plus 1.0 mm 0.03 inch.
g.
Concavity in groove welds.
h.
Concavity in fillet welds greater than 2.0 mm 1/16 inch.
i.
Fillet weld size less than indicated or greater than 1 1/4 times
the minimum specified fillet leg length.
3.5.2
Magnetic Particle Examination
The following relevant indications are unacceptable:
a.
Any cracks and linear indications.
b.
Rounded indications with dimensions greater than 5.0 mm 3/16 inch.
c.
Four or more rounded indications in a line separated by 2.0 mm
1/16 inch or less edge-to-edge.
d.
Ten or more rounded indications in any 3870 sq. mm 6 square inches
of surface, with the major dimension of this area not to exceed
150 mm 6 inches, with the area taken in the most unfavorable
location relative to the indications being evaluated.
3.5.3
Liquid Penetrant Examination
Indications whose major dimensions are greater than 2.0 mm 1/16 inch shall
be considered relevant. The following relevant indications are
unacceptable:
a.
Any cracks or linear indications.
b.
Rounded indications with dimensions greater than 5.0 mm 3/16 inch.
c.
Four or more rounded indications in a line separated by 2.0 mm
1/16 inch or less edge-to-edge.
d.
Ten or more rounded indications in any 3870 sq. mm 6 square inches
of surface, with the major dimension of this area not to exceed
150 mm 6 inches, with the area taken in the most unfavorable
location relative to the indications being evaluated.
3.5.4
Welds that are shown by radiography to have any of the following
discontinuities are unacceptable:
a.
Any type of crack or zone of incomplete fusion or penetration.
SECTION 15216N
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