MERIT® S-4
Product Application

Steel Structure

Machinery Fabrication

● Pressure Vessels and Tubes

 Sheet Metal Applications

● Moderate Mill Scale Base Material

Welding Position
Standard

ASME SFA-5.18 AWS A5.18: ER70S-4

GB/T 8110: ER50-4

Consumables Detail

● More deoxidation than is provided by the ER70S-3. Supports short-circuiting, globular, axial spray and pulsed spray transfer.

Wire

C

Mn

Si

S

P

Requirements-AWS ER70S-4

0.06-0.15

1.0-1.50

0.65-0.85

≤0.035

≤0.025

MERIT® S-4

0.083

1.48

0.82

0.019

0.01


Wire

Condition

Shielding Gas

Yield Strength
(MPa)

Tensile Strength
(MPa)

Elongation
(%)

CVN Impact

(J) @ -20°C

Requirements-AWS ER70S-4

As-welded

80%Ar+20%CO2

≥400

≥480

≥22

-

MERIT® S-4

As-welded

80%Ar+20%CO2

460

565

28

66


0.8mm, 0.9mm, 1.0mm, 1.2mm, 1.4mm, 1.6mm

STANDARD PACKAGING
Plastic Spool Package: 15KG, 20KG
Drum Packages: 150KG, 200KG, 300KG, 350KG
Please contact with your local LINCOLN ELECTRIC® sales office for alternative types of packaging.

Wire

Diameter(mm)

Approx. Current (Amps)

MERIT® S-4

0.8

0.9

1.0

1.2

1.4

1.6

50-180

60-200

70-220

80-350

120-420

180-550