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Table 4 Welding consumable chemical composition (specification)

From: Study of the sensitivity of high-strength cold-resistant shipbuilding steels to thermal cycle of arc welding

Welding electrode SFA/AWS ER120S-1 deposited weld metal, wt%

C

Si

Mn

S

P

Cr

Ni

Mo

N2

O2

≤ 0.05

≤ 0.20

1.3–1.6

≤ 0.012

≤ 0.015

≤ 0.30

2.4–2.8

0.2–0.3

0.05–0.12

≤ 0.005

Welding electrode E50 4 2NiB12Н5 (EN 499:2009) deposited weld metal, wt%

C

Si

Mn

S

P

Ni

≤ 0.12

0.15–0.35

0.8–1.2

≤ 0.025

≤ 0.030

1.65–2.1

Welding electrode Sv-08GSMT (GOST 2246-70) deposited weld metal, wt%

C

Mn

Si

S

P

Ni

≤ 0.10

1.4–1.8

0.6–0.9

≤ 0.03

≤ 0.03

0.8–1.2

Welding electrode 08GNMDTA (GOST 2246-70) deposited weld metal, wt%

C

Mn

Si

S

P

Ni

Ti

Mo

Cu

≤ 0.10

1.4–1.8

0.2–0.4

≤ 0.03

≤ 0.03

0.8–1.2

0.07–0.10

0.15–0.30

0.40–0.60

Welding flux 48AF-60, wt%

SiO2

MgO

CaF2

Al2O3

12–21

7–16

9–18

36–46

Welding flux AN-42, wt%

SiO2

CaO

MnO

Al2O3

CaF2

Fe2O3

S

P

30–34

12–18

14–19

13–18

9–18

≤ 1

≤ 0.06

≤ 0.1