Metallographic Investigation on Postweld Heat-Treated0.21%C-1020 Steel Plates Joined by SMAW Method

Table 2

Elements included (approximately in weight %) in 1020 steel [4].

Sr. no.	Elements	Composition by weight, %
1	Carbon	0.210%
2	Silicon	0.25%
3	Manganese	0.83%
4	Nickel	0.085%
5	Chromium	0.08%
6	Molybdenum	0.02%
7	Phosphorous	0.006%
8	Iron	Rest