MODULE 1 (TUGAS WI) OK.ppt
- 1. WHO IS THE WELDING INSPECTOR ? OVERSEER : INDIVIDUAL OR MANY INDIVIDUALS WHOSE SKILLS VARY SUCH THAT ANY AMOUNT OR TYPE OF WORKMANSHIP MAY BE INSPECTED. SPECIALIST : INDIVIDUAL WHO DOES SOME SPECIFIC TASK(S) IN THE INSPECTION PROCESS. COMBINATION - OVERSEER AND SPECIALIST : INVIDUAL OR MANY INDIVIDUALS WHOSE
- 2. K N O W L E D G E OF : DRAWING & SPECIFICATION WELDINGTERMS WELDING PROCESSES TESTING METHODS ATTITU DE PROFESSIONAL ATTITUDE SKILL : TRAINING IN ENGINEERING & METALLURGY WELDING TERMS WELDING PROCESSES TESTING METHODS HABITS : SAFE PRACTICE ABILITY TO MAINTAIN RECORDS GOOD PHYSICAL CONDITION GOOD VISION A WELDING INSPECTOR BRINGS CERTAIN AMOUNT OF KASH TO THE JOB
- 3. • BEFORE ASSEMBLY : 1. DOCUMENTS TO BE REFERED : 2. MATERIAL INCLUDE CONSUMABLE MATERIALS 3. EDGE OF PREPARATION : REVIEW : DRAWING, SPECIFICATION, WPS & WQR ESTABLISH : CHECK POINTS AGAINST TO THE ITP CHECK/RE VIEW: BASE & FILLER METAL, GASSES and MILL CERT. ESTABLISH : E S & D REPORT (AS NEEDED) CHECK: CUTTING METHODS, BEVEL ANGLE, ROOT FACE FINISH AND CLEANLINESS
- 4. I. INSPECTION BEFORE WELDING (CONT) • AFTER ASSEMBLY : 1. DIMENSIO NAL : 2. CLEANLINESS AND PREHEAT : CHECK : ROOT OPENINGS, TACK WELD & ALIGNMENT DIMENSION : TOLERANCE SHALL BE COMPARED WITH THE CODE/STD/SPE or ITP CHECK : THE SURFACE SHALL BE FREE OFF CONTAMINANTS PREHEAT (IF ANY) AGAINST TO THE WPS USE
- 5. INSPECTION SHALL COMPLIANCE TO THE WPS & APPLICABLE CODE/STANDARD or ITP (IF ANY) 1. WELDING PROCESS (ES) : 2. CLEANLIN ESS : CHECK : WELDING EQUIPMENT AND CONSUMABLE (FILLER METAL, FLUXES, GAS FOR SHIELDING & BACKING) CHECK : CLEANING METHODS AND INTERPASS CLEANING ROOT AND SUBSEQUENT RUNS, WELDING PARA METER INCLUDE THE INTERPASS TEMPERATURE
- 6. INSPECTION SHALL AGAINST TO THE AFC DRAWING, PROJECT SPECIFICATION and APPLICABLE CODE 1. SURFACE CONDITIONS : 2. REPAIRS : CHECK SURFACE IRREGULARITIES, ALIGNMENT CHECK METHODS OF THE REPAIR MIXTURE THAT THE DEFECTS HAS BEEN REMOVED PROPERLY MARK OUT FOR THE REPAIR AREA, RECORDS RE-INSPECT AND RE-TESTING AFTER WELDING
- 7. PERSONNEL QUALIFICATION PROGRAM NONDESTRUCTIVE EXAMINATION PERSONNEL : ASNT : SNT-TC-1A Guidelines for Certification PCN, CSWIP OR ANY CERTIFICATION BODY. WELDING INSPECTOR PERSONNEL : AWS : AWS QC-G Guidelines
- 8. EXAMINATION OF CERTIFICATION PART A : FUNDAMENTAL EXAMINATION IS CLOSED BOOK TEST CONSISTING OF 150 MULTIPLE CHOICE QUESTIONS. PART B : PRACTICAL EXAMINATION COSISTS OF MIN. 46 QUESTIONS. (FOR BOTH VISUAL, PROCEDURE & PERFORMANCE) QUALIFICATION, WELDING SYMBOLS AND EQUIPMENTS/TOOLS. PART C : CODE & STANDARD (OPEN BOOK)
- 9. GLOSSARY OF TERMS AWS : ( AMERICAN WELDING SOCIETY ) THE TECHNICAL SOCIETY WHICH PROVIEDS TECHNICAL GUIDANCE AND LEADERSHIP IN ALL PHASES OF WELDING. ASME : ( AMERICAN SOCIETY OF MECHANICAL ENGINEERS ) THE TECHNICAL SOCIETY WHICH PROVIDES TECHNICAL GUIDANCE FOR PRESSURE CONTAINING VESSELS AND EQUIPMENT.
- 10. AMERICAN WELDING SOCIETY AWS has published 6 (six) codes, each of which covers different types of industrial welding applications : AWS D1.1 STRUCTURAL WELDING CODE – STEEL AWS D1.2 STRUCTURAL WELDING CODE – ALUMINUM AWS D1.3 STRUCTURAL WELDING CODE – SHEET STEEL AWS D1.4 STRUCTURAL WELDING
- 11. AMERICAN WELDING SOCIETY AWS A 2.4 STANDARD SYMBOL FOR WELDING, BRAZE & NDE AWS A 3.0 STANDARD WELDING TERMS AND DEFINITIONS AWS B 4.0 STANDARD METHODS MECHANICAL TESTING AWS B 5.2 SPECIFICATION FOR THE QUALIFICATION OF WELDING INSPECTOR SPECILIST & WELDING INSPECTOR ASSISTANCE
- 12. AMERICAN SOCIETY OF MECHANICAL ENGINEERS ASME codes exist as a set of 12 separate sections : ASME Section I Rules for Construction of Power Boilers ASME Section II Materials Part A Ferrous Material Specifications Part B Nonferrous Material Specifications Part C Spec. for Welding Rods, Electrodes & Filler Metals. ASME Section III Rules for Construction of Nuclear Facility Component Subsection NCA – General Req’n for Division I and II Division 1 – Subsection NB, NC, ND, NE, NF, NG and NH
- 13. AMERICAN SOCIETY OF MECHANICAL ENGINEERS ASME Section IV Rules for Construction of Heating Boilers ASME Section V Nondestructive Examination ASME Section VI Recommended Rules For the Care and Operation of Heating Boilers ASME Section VII Recommended Guidelines for the Care Power Boilers ASME Section VIII Construction of Pressure Vessels
- 14. AMERICAN SOCIETY OF MECHANICAL ENGINEERS ASME Section IX Welding and Brazing Qualifications ASME Section X Fiber-Reinforced Plastic Pressure Vessels ASME Section XI Rules for Inservice Inspection of Nuclear Power Plant Components ASME Section XII Rules for Construction and Continued Service of
- 15. ASME B31.SERIES (PIPING WORKS) ASME B 31.1 Power Piping ASME B 31.2 Fuel Gas Piping ASME B 31.3 Process Piping ASME B 31.4 Liquid Petroleum Transportation Piping ASME B 31.5 Refrigeration Piping ASME B 31.7 Nuclear Power Piping ASME B 31.8 Gas Transmission and Distribution Piping System ASME B 31. 9 Building Services Piping
- 16. API STANDARDS API STD 570 Piping Inspection Code API STD 620Rules for Design and Construction of Large, Welded Low Pressure Storage Tanks API STD 640Tube Dimension for Heat Exchangers API STD 650Welded Steel Tanks for Oil Storage API STD 653Tanks Inspection, Repair Alteration & Reconstruction API STD 660 Heat Exchangers for General Refinery Services API STD 1104 Welding of Pipelines and Related
- 17. API RECOMMENDED PRACTICE API RP 2A LFRD Planning, Designing, Constructing Fixed Offshore Platforms (Load & Resistance Factor Design) API RP 2B Fabrication of Structural Steel Pipe API RP 2H Carbon Manganese Steel Plate for Offshore Platform Tubular Joints API RP 2W Steel Plate for Structures, Produced by Thermo-Mechanical Control Processing API RP 2X Ultrasonic & Magnetic Examination of Offshore Structural Fabrication and Guideline for Qualification of Technicians API RP 2Y Steel Plate Quenched & Tempered for
- 18. SEE YOU ON THE NEXT PROGRAM