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Reg. 612, Reg. 613, Reg. 614
QUALIFICATION
TESTS FOR WELDERS ENGAGED IN WELDING OF BOILERS AND STEAM-PIPES
UNDER CONSTRUCTION, ERECTION AND FABRICATION AT SITE IN INDIA
AND IN REPAIRING BOILERS AND STEAM-PIPES BY WELDING
Reg 612
Examination of Test
Specimens for Requalification Tests
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| (a) |
Groove
welded plate specimens
The welded joint shall first be examined under X-ray and
thereafter cut to appropriate dimensions for conducting
the following tests:
Provided that the radiographic examination of the weld,
may be waived when the welder is to be engaged on production
work where radiographic examination is not required under
these regulations:-
One forward bend test, one reverse bend test, and two
macro examinations,
The test piece shall be marked and cut out in the order
shown in Figure XIII/5 and tested in accordance with the
provisions of Regulation
611. |
| (b) |
Fillet
plate welded specimen
They shall be conducted as detailed in
Regulation 611 (b). |
| (c) |
Pipe
and Tube welding
Specimens shall be prepared and tested as prescribed in
Regulation
611 (c) or 611
(d), as the case may be. |
| (d) |
Additional
test before rejection
Should any of the test pieces tested in accordance
with the above sub-regulations fail to meet the specified
requirements, one further weld may be cut from the specimen
and subjected to the same test.
If any test piece does not reach the required standard,
two further welds shall be made and the procedure in the
above regulations repeated. If any of these welds does
not reach the required standard the welder shall be deemed
not to have qualified for a certificate. |
Reg. 613
Awarding of Marks
Marks shall be awarded
in accordance with the Form XII. Candidates obtaining
marks not less than 60 per cent in the oral or written
examination and not less than 75 per cent in the practical
tests, shall be deemed to have qualified for a certificate
provided that the bend tests are found to be satisfactory.
Should a candidate fail in the oral or written examination
but pass in the practical test, he may be re-examined
in oral or written examination within a period of twelve
weeks from the date of examination of practical test,
and if he obtains not less than 60 per cent marks in the
re-examination, he shall be deemed to have qualified for
a certificate.
The Form shall be attested by the Competent Authority
and filed in this office for future reference. |
Reg. 614
Award of Certificate
On successful completion
of tests prescribed in Regulation
609(A) any of those prescribed in Regulation
609(B) the welder may be awarded a Certificate in
Form XIII to the extend of the tests passed by him.
Welder who pass the tests for groove welds in plates shall
be considered as having qualified for making filled welds
in plates. Welders who pass the tests for fillet welds,
shall be qualified to make fillet welds only. Any certificate
issued for any purpose under the rules made by the State
Government in this behalf shall be deemed to have been
issued for that purpose under this Chapter and any action
taken under the said rules, shall be deemed to have been
taken under this Chapter. |
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