INTERVIEW QUESTIONS
ASME SECTION IX : WELDING
1. What is the minimum length of volumetric NDE required for welder qualification?
Ans: 6
in (150mm) [QW 302.2]
2. Please tell about one etching reagent used for ferrous materials.
Ans:
One part of nitric acid and 3 parts of water by volume is one of the etching
agent used for ferrous materials.
3. What is the P number of IS 2062 grade material.
Ans: P
number is 1
4. What is a linear indication?
Ans: An
indication in which the length of indication is more than 3 times the width.
5. What is a rounded indication?
Ans: An
indication in which the length of the indication is 3 times the width or less.
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