Kobelco; AWS A5.18 ER70S-G; MG-S50; GMAW (Solid wire)


Description

Features:
  • Suitable for butt and fillet welding in all positions
Classification: AWS A5.18 ER70S-G
Shielding gas: Ar-5-20%CO2, Ar-2-5%O2
Polarity: DCEP

 

Packaging data

φ mm Spool Drum
0.8 10kg - - - -
0.9 10kg 20kg - - -
1.0 10kg 20kg 100kg - -
1.2 10kg 20kg - 250kg -
1.4 - 20kg - - -
1.6 10kg 20kg - - 400kg
Volume mm 240W, 110H, 240L 300W, 110H, 300L 530φ, 820H 680φ, 770H

Composition (wire mass%)

  Typical (Ar-20%CO2) Guarantya
C 0.10 0.02-0.15
Si 0.75 0.40-1.00
Mn 1.38 0.90-1.60
P 0.011 0.030
S 0.012 0.030
Cu 0.24 0.50
Note: aSingle values are maximium.

Welding parameters (A)

φ mm 1F, 1G, 2F 2G 3G uphill 4G
0.8 50-180 50-180 50-140 50-120
0.9 50-200 50-180 50-140 50-120
1.0 50-220 50-200 50-140 50-120
1.2 80-300 80-300 50-160 50-140
1.4 150-400 150-350 - -
1.6 200-450 200-400 - -

All-weld mechanical properties

  Typical  Typical Guaranty
0.2%YS (MPa) 450 370 490 400 400min.
TS (MPa) 570 520 590 540 483min.
EI on 4d (%) 28 32 33 33 22min.
IV -29°C (J) 180 190 180 200 27min.
PWHT (°Cxh) AW 620x1 AW 620x1 AW
SG Ar-20%CO2 Ar-2%O2 Ar-20%CO2
& Ar-2%O2

Approvals / Click here for certificates

ABS 3YSA
LR 3YS
DNV ⅢYMS

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