AWS ER70S-3 Welding Wire - Welding Material - Hi-sea

AWS ER70S-3 Welding Wire

AWS ER70S-3 Welding Wire

AWS ER70S-3 Welding Wire

1. Description

AWS ER70S-3 Welding Wire is 450-500MPa grade carbon steel with copper plating gas shielded welding wire, using rich argon welding, it has excellent welding performance, stable arc, less spatter and weld moulding beauty, good hot metal flow, excellent crack resistance. Especially suitable for low current high speed welding of thin plate.

2. Application

AWS ER70S-3 Welding Wire is carbon steel-grade low alloy steel of 450-500MPa strength, such as single-channel or multi-channel, butt or corner welding of Bridges, vehicle buildings, pipelines, etc.

3.Typical Chemical Composition


C

Mn

Si

S

P

Cu

Cr+Ni+Mo+V

norm

0.06-0.15

0.9-1.4

0.45-0.75

0.035

0.0025

0.5

0.5

e.g.

0.074

0.98

0.51

0.012

0.008

0.11

0.057

4. Mechanical Properties


ReH (MPa)

Rm (MPa)

A5 (%)

-20 KV2 (J)

norm

390

490-670

18

27

e.g.

425

535

31

120

5. Reference Current(DC+)

Welding diameter(mm)

0.6

0.8

0.9

1.0

1.2

1.6

Welding

current(A)

40-120

40-140

40-180

50-220

80-350

120-550


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Our mail: manager@hiseamarine.com

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