August 20, 2021 at 7:55 am #13329
- What is the possible effect of having the heat input too low during welding?
a. Low toughness, entrapped hydrogen and low hardness.
b. High hardness, lack of fusion and entrapped hydrogen.
c. Entrapped hydrogen, low toughness and high ductility.
d. Lack of fusion, low toughness and a reduction in ductility
Đáp án đúng là B nhé em.
--> Answer B: Low HI > high Travel Speed > high hardness, LOF, and entrap H2.