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الأهداف
Objectives: • Mechanical engineers and senior technicians to give professionals scientific and practical background for testing of chemical deterioration & homogeneity of materials.
الخطوط العريضة
Contents: Hydrogen Induce Cracking (HIC) and Sulfide Stress Corrosion Cracking (SSCC) - 4 point bend test: • Measuring dimension of samples and calculating required test solution volume. • Cleaning and test for degreasing as per ASTM F21. Calculation of deflection based on applied load which depends on steel grade. • Entering required data for the test. • N2 purging and H2S gas bubbling for HIC and SSCC (4 point bend test) . • Idiomatic titration of test solution. • Monitoring and inspection of test. • Neutralization of test solution before deposing to waste tank. • Record of chemical consumption and waste solution. • Evaluate test result. Sulfide Stress corrosion cracking (SSCC) test, (Uni-axial Constant Tensile Load): • Calculate applied load based on the steel grade. • Loading and UN loading of test specimen into the testing machine. • Familiarization with gas management. • Selection of required parameters to enter the test mask. • Evaluation of results. Hardness Test: • Selection of type of harness based on type of steel grade and geometry of specimen. • Operation of hardness testing Machines. • Calibration of hardness machine. • Selection of indenter. • Standard practice of harness testing as per ASTM E384, E10, E92 and E18 . • Calculation of hardness number. • Conversion of one hardness to other type of hardness as per ASTM E140. Grain Size Analysis: • Selection of sample for grain size analysis. • Micro constituent of steel. • Standard practice of grain size analysis as per ASTM E112, E930, E1382. • Parameter setting for optical microscope for grain size analysis • Evaluation of Grain size Determination of Inclusion Rating: • Basic Knowledge of different type of non metallic inclusions in steel • Selection of sample for inclusion rating • Physical appearance of inclusions in cast steel/iron • Physical appearance of inclusion rolled product. • Standard practice for inclusion rating as per ASTM E45 and ASTM E1245 specification • Calibration of optical microscope • Parameter Setting for optical microscope for inclusion analysis • Evaluation of inclusion content in steel.
من ينبغى أن يحضر
Who Should Attend? • This course is suggested for QA/QC, Operation staff, Supervisors, Technicians & Mechanical Engineers.
المدة
5 أيام
