Kobelco; AWS A5.9 ER309LSi; MG-S309LS; GMAW (Solid wire)


Description

Features:
  • Suitable for dissimilar-metal joint and underlaying on ferritic steels for overlaying stainless steel weld metals
Classification: AWS A5.9 ER309LSi
Shielding gas: Ar-2%O2
Polarity: DCEP

 

Packaging data

φ mm Spool
1.2 10kg 20kg
Volume mm 240W, 110H, 240L 285W, 110H, 285L

Composition (wire mass%)

  Typical Guarantya
C 0.02 0.03
Si 0.84 0.65-1.00
Mn 1.8 1.0-2.5
P 0.02 0.03
S <0.01 0.03
Ni 13.3 12.0-14.0
Cr 23.6 23.0-25.0
Mo 0.03 0.75
Cu 0.03 0.75
Note: aSingle values are maximium.

Welding parameters (A)

φ mm 1F, 1G, 2F
1.2 100-300

All-weld mechanical properties

  Typical
0.2%YS (MPa) 410
TS (MPa) 570
EI on 4d (%) 40
IV 0°C (J) 88

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