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Questions and Answers
According to API Standard 653, what is the definition of repair for a tank?
According to API Standard 653, what is the definition of repair for a tank?
When determining whether a tank needs external cathodic protection, what factors should be considered?
When determining whether a tank needs external cathodic protection, what factors should be considered?
How can rust spots and blisters in protective coatings be easily detected?
How can rust spots and blisters in protective coatings be easily detected?
In which position is a welder qualified if they have qualified in the 1G position with a groove weld in plate?
In which position is a welder qualified if they have qualified in the 1G position with a groove weld in plate?
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How should crack-like flaws in bottom or shell plates be repaired?
How should crack-like flaws in bottom or shell plates be repaired?
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Study Notes
Tank Repair Definition
- According to API Standard 653, repair is defined as work necessary to restore a tank to a safe and serviceable condition.
Cathodic Protection Considerations
- When determining whether a tank needs external cathodic protection, factors such as tank size, tank coating condition, and soil resistivity should be considered.
Protective Coating Inspection
- Rust spots and blisters in protective coatings can be easily detected using a holiday detector.
Welder Qualification
- A welder who has qualified in the 1G position with a groove weld in plate is qualified to weld in the 1G, 2G, and 3G positions.
Crack Repair
- Crack-like flaws in bottom or shell plates should be repaired by removing the affected area and replacing it with a new plate or by welding the crack, followed by heat treatment and inspection.
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Description
Test your knowledge on API 653 (Part-A) with these multiple-choice questions. Covering topics such as tank repair, cathodic protection, and more, this quiz will help you assess your understanding of API standards and requirements.
