Experimental and Theoretical Investigation of Three Alloy 690 Mockup Components: Base Metal and Welding Induced Changes

Table 1

Chemical compositions in mass-% of the Alloy 690 base metals used in the mockups.

Base metal	Ni	Cr	Fe	C	Si	Mn	P	S	N	Ti	Al
CRDM1 tube	Bal.	29.5	10.0	0.020	0.28	0.31	0.007	0.001	0.040	0.35	0.18
CRDM2 tube	Bal.	30.0	8.9	0.020	0.32	0.30	0.007	0.001	0.028	0.21	0.38
DP bar	Bal.	29.0	9.1	0.018	0.30	0.26	0.003	0.001	0.023	0.33	0.39