AWS E7018 Welding Electrode - Welding Material - Hi-sea

AWS E7018 Welding Electrode

AWS E7018 Welding Electrode

AWS E7018 Welding Electrode

1. Application

AWS E7018 Welding Electrode is an alkaline + iron powder carbon steel electrode, which is usually suitable for all position welding, ac/dc, excellent welding process, small spatter, good mechanical properties and crack resistance.Welding Marine steel (A, B, D, E, AH36, DH36, EH36) and low alloy steel components of the same grade strength, such as boilers, pressure vessels and offshore drilling platforms, etc.

2. Standard

(1) GB/T 5117 E5018

(2) AWS A5.1 E7018

3. Deposited Metal Composition


C

Mn

Si

P

S

Ni

Cr

Mo

V

norm

0.15

1.60

0.75

0.035

0.035

0.30

0.20

0.30

0.08

e.g.

0.072

1.25

0.52

0.017

0.017

0.012

0.027

0.030

0.017

4. Mechanical Property of Deposited Metal


ReH (MPa)

Rm (MPa)

A5 (%)

KV2 (J)

norm

490

400

22

47/-30

e.g.

550

440

28

150

5. Reference Current

Diameter /mm

2.5

3.2

4.0

5.0

welding current /A

horizontal welding

70-110

100-140

140-170

190-240

overhead welding

60-70

80-110

130-150


6. Certificate: BV, CCS, ABS, DNV.GL, KR, LR, NK.



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