1. ASME AUTHORITY
Testing& Fabrication Tips
ASME VIIIDIV.1
Prepared By: Mohammed Abdulfattah
Page 1
WeldedJointCategory:Firstof all weldingengineershall pre-describethe weldedjoint
categoryto ensure properidentificationforJointEfficiencywhichisapart of joint
configuration, Position, Thickness.As these parameterslatelyusedasprescribedthe tables
shownbelowforDeterminationof %of Radiographictestrequirementsand/orHydro static
testrequirementsaspermaterial specification.
Joint Efficiency:
As showntable afterdeterminationof the jointcategoryitwill be easytodeterminethe
jointeff.Whichusedlately.

2. ASME AUTHORITY
Testing& Fabrication Tips
ASME VIIIDIV.1
Prepared By: Mohammed Abdulfattah
Page 2

3. ASME AUTHORITY
Testing& Fabrication Tips
ASME VIIIDIV.1
Prepared By: Mohammed Abdulfattah
Page 3
Heat Treatment Operation:A care must be takenfor heattreatmentprocessasperDiv.1
requirementsfordeterminingthe Heat treatmentrequirementsand/orexemptionthe
followingshouldbe takenintoconsiderations:Holdingtemp.,Material THK.,Material
Specificationandhydro-statictestinterferencefinallythe MAWPLimitation.

4. ASME AUTHORITY
Testing& Fabrication Tips
ASME VIIIDIV.1
Prepared By: Mohammed Abdulfattah
Page 4

5. ASME AUTHORITY
Testing& Fabrication Tips
ASME VIIIDIV.1
Prepared By: Mohammed Abdulfattah
Page 5
If deviationsatsoakingtemp.occurredduring general processingfromrecommendedmin.
temprequirementsshownbelowtable shall be usedforGr.1,2,3 P1. For ensuringmin.stress
relief requirement.

6. ASME AUTHORITY
Testing& Fabrication Tips
ASME VIIIDIV.1
Prepared By: Mohammed Abdulfattah
Page 6
General TestingRequirementsandfabrication hints:
UT RT Interference
WelderI.D& Traceability

7. ASME AUTHORITY
Testing& Fabrication Tips
ASME VIIIDIV.1
Prepared By: Mohammed Abdulfattah
Page 7
FinalizingCircumferential /Longitudinal welds
WeldMetal BuildUp

8. ASME AUTHORITY
Testing& Fabrication Tips
ASME VIIIDIV.1
Prepared By: Mohammed Abdulfattah
Page 8
RT & UT Exemption

9. ASME AUTHORITY
Testing& Fabrication Tips
ASME VIIIDIV.1
Prepared By: Mohammed Abdulfattah
Page 9
WeldingButt jointsof Unequal Thicknesswithintransition ration 1:3
WeldingForUnequal Thickness:

10. ASME AUTHORITY
Testing& Fabrication Tips
ASME VIIIDIV.1
Prepared By: Mohammed Abdulfattah
Page
10
InspectionDuring Fabrication:

11. ASME AUTHORITY
Testing& Fabrication Tips
ASME VIIIDIV.1
Prepared By: Mohammed Abdulfattah
Page
11
NON DESTRUCTIVE EXAMINATION ACCEPTANCECRITERIA
PENETRANT TESTING

12. ASME AUTHORITY
Testing& Fabrication Tips
ASME VIIIDIV.1
Prepared By: Mohammed Abdulfattah
Page
12
NON DESTRUCTIVE EXAMINATION ACCEPTANCECRITERIA
MAGNETICTESTING

13. ASME AUTHORITY
Testing& Fabrication Tips
ASME VIIIDIV.1
Prepared By: Mohammed Abdulfattah
Page
13
NON DESTRUCTIVE EXAMINATION ACCEPTANCECRITERIA
ULTRASONIC TESTING
Amp
20%

14. ASME AUTHORITY
Testing& Fabrication Tips
ASME VIIIDIV.1
Prepared By: Mohammed Abdulfattah
Page
14
NON DESTRUCTIVE EXAMINATION ACCEPTANCECRITERIA
RADIOGRAPHIC TESTING
FOR INDICATION THK LESS THAN 25 MM

15. ASME AUTHORITY
Testing& Fabrication Tips
ASME VIIIDIV.1
Prepared By: Mohammed Abdulfattah
Page
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16. ASME AUTHORITY
Testing& Fabrication Tips
ASME VIIIDIV.1
Prepared By: Mohammed Abdulfattah
Page
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17. ASME AUTHORITY
Testing& Fabrication Tips
ASME VIIIDIV.1
Prepared By: Mohammed Abdulfattah
Page
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18. ASME AUTHORITY
Testing& Fabrication Tips
ASME VIIIDIV.1
Prepared By: Mohammed Abdulfattah
Page
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19. ASME AUTHORITY
Testing& Fabrication Tips
ASME VIIIDIV.1
Prepared By: Mohammed Abdulfattah
Page
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20. ASME AUTHORITY
Testing& Fabrication Tips
ASME VIIIDIV.1
Prepared By: Mohammed Abdulfattah
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