The cold cracking susceptibility of the heat affected zone in an arc weld is influenced by P. Entrapped hydrogen Q. Residual stresses R. Martensitically transformation S. Slag inclusion

The cold cracking susceptibility of the heat affected zone in an arc w

1.	The cold cracking susceptibility of the heat affected zone in an arc weld is influenced by P. Entrapped hydrogen Q. Residual stresses R. Martensitically transformation S. Slag inclusion
A.	P and S
B.	P, Q and S
C.	P, Q and R
D.	R and S
Answer» D. R and S

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The cold cracking susceptibility of the heat affected zone in an arc weld is influenced by P. Entrapped hydrogen Q. Residual stresses R. Martensitically transformation S. Slag inclusion

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