MATERIALS OF CONSTRUCTION
AND AUSTENITIC ALLOY STEEL BOILER, SUPERHEATER AND HEAT
Additional tests before rejection
any one or more tests specified in these regulations fail, two
further tests of the same kind may be made on two other tubes of the
If any of these tests fails, the batch of the tubes
represented may be given a further heat treatment and entire set of
tests shall be repeated.
If the repeat tests are satisfactory the tubes shall be
If any failure in the tests should occur the entire batch of
the tubes shall be rejected.