Course: WLD206AD First Term: 2018 Summer
Final Term: Current
Final Term: 2018 Summer
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Lec + Lab 5.0 Credit(s) 8.0 Period(s) 7.1 Load
Credit(s) Period(s)
Load
Subject Type: OccupationalLoad Formula: S - Standard Load |
MCCCD Official Course Competencies | |||
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1. Demonstrate weld testing positions. (I)
2. Identify testing procedures as they relate to material analysis. (II) 3. Describe different methods of metal identification. (III) 4. Describe different types of metal testing methods used in industry. (IV) 5. Identify welding symbols used on blueprints. (V) 6. Design and layout templates used for welding. (VI) 7. Describe the process of tig welding and the advantages of the tig welding process. (VII) 8. Explain different weld machines and related equipment. (VIII) 9. Demonstrate the process of setting up welding procedures. (IX) 10. Identify the different types of alloys and the applications of each. (X) 11. Explain the various parts of a TIG welding machine. (XII) 12. Perform welding procedure as related to TIG welding. (XI, XIII) 13. Identify the different types of alloys and their application as related to TIG welding. (XIV) 14. Perform a American Welding Society (AWS) certification test in two positions 1G (flat) and 3G (vertical) with the tig welding process, all plates will be x-rayed. (XV) 15. Perform a military specification certificate test in the (flat) 1G position with alloys, carbon steel, and stainless steel, all plates will be x-rayed. (XV) | |||
MCCCD Official Course Competencies must be coordinated with the content outline so that each major point in the outline serves one or more competencies. MCCCD faculty retains authority in determining the pedagogical approach, methodology, content sequencing, and assessment metrics for student work. Please see individual course syllabi for additional information, including specific course requirements. | |||
MCCCD Official Course Outline | |||
I. Testing Positions
A. Flat B. Horizontal C. Vertical D. Overhead II. Testing Procedures A. Joint Types B. Position of Work C. Material Analysis D. Testing Method E. Allowable Tolerance III. Metal Identification A. Appearance B. Weight C. Spark Test D. Hardness E. Magnetism F. Cross-Sectional Break Area IV. Test Methods A. Guided Bend Test B. Tensile Strength Test C. X-Ray Examination D. Ultrasonic Test E. Pressure Test F. Static Load Test V. Blueprint Symbols A. Joint Symbol Identification B. Weld Symbol Identification C. Weld Location D. Weld Duration Signs E. Detail Information F. Material List VI. Layout A. Short Method Pipe B. Templates Pipe C. Locking Methods D. Measurements E. Weld Sequence VII. Description of Process A. Arc Stream B. Shielding of Molten Metal C. Adding of Filler Metal VIII. Equipment A. AC Machine B. DC Machine C. Torches D. Tungsten Electrodes E. Electrical System F. Gas System G. Water System IX. Procedures A. Joint Design B. Cleaning C. Weld Backing D. Welding Current E. Weld Speed F. Arc Length G. Tungsten Electrode Diameter H. Welding Techniques I. Gas Flow Rate-Cubic Foot per Hours (CFH) J. Cup Sizes K. Rod Composition L. High Frequency / Balance M. Striking the Arc N. Fouling of the Electrode X. Application A. Stainless Steel B. Carbon Steels C. Cast Iron D. Tool Steel XI. Description of Process A. Arc stream B. Shielding of arc and molten puddle C. Mechanical adding of filler rod XII. Equipment (TIG) A. DC Generator B. Transformer rectifier and inverter C. Electrical system D. Shielding gas system E. Possible water system XIII. Procedures (TIG) A. Joint design B. Cleaning C. Wire diameter D. Welding techniques E. Gas flow rate - CFH F. Nozzle size XIV. Application (TIG) A. Carbon steel B. Stainless steel C. Buildup work XV. Certification: American Welding Society and Military Specifications A. Stainless steel set-up B. Flat position (1G) C. Vertical position (3G) D. X-ray E. Procedure qualification | |||
MCCCD Governing Board Approval Date: November 28, 2017 |