Kobelco; AWS A5.28 ER70S-A1; MG-S70SA1; GMAW (Solid wire)


Description

Features:
  • Applied for ASTM A204 Gr. A, B, C and equivalents
Classification: AWS A5.28 ER70S-A1
Shielding gas: Ar-2~5%O2, Ar-5~20%CO2
Polarity: DCEP

 

Packaging data

φ mm
Spool
Drum
0.9
1.0
1.2
10kg
-
-
-
20kg
20kg
-
250kg
250kg
-
-
400kg
Volume mm
240W, 110H, 230L
280W, 110H, 270L
530φ, 820H
680φ, 770H

Composition (wire mass%)


Typical
Guarantya
C
0.04
0.12
Si
0.51
0.30~0.70
Mn
0.99
1.30
P
0.009
0.025
S 0.012
0.025
Ni 0.03
0.20
Mo 0.49
0.40~0.65
Cu 0.16
0.35
Note: aSingle values are maximium.

Welding parameters (A)

φ mm
1F, 1G, 2F
2G, 3G uphill, 4G
1.2
240~300
130~190

All-weld mechanical properties


Typical
Guaranty
0.2%YS (MPa)
450
400min.
TS (MPa)
530
515min.
El on 4d (%)
33
19min.
IV 0℃ (J)
190
-
PWHT (℃xh)
620x1
620±15x1
SG Ar-2%O2 Ar-2%O2

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