Kobelco; AWS A5.9 ER309LMo; TG-S309MoL; GTAW (Tig welding rod & wire)


Description

Features:
  • Suitable for dissimilar-metal joint and underlaying on ferritic steels
Classification: AWS A5.9 ER309LMo
Shielding gas: Ar
Identification color: 1st Silver, 2nd Red
Polarity: DCEN

 

Packaging data

  Spool Tube
φ mm kg kg Length mm g/piece
1.2 10 5 1,000
9
1.6 - 5 1,000 16
2.0 - 5 1,000 25
2.4 - 5 1,000 36
3.2 - 5 1,000 64
Volume mm 240W, 110H, 240L 40W, 35H, 1015L

Composition (rod and wire mass%)

  Typical Guarantya
C 0.02 0.03
Si 0.43 0.30-0.65
Mn 2.1 1.0-2.5
P 0.02 0.03
S <0.01 0.03
Ni 13.6 12.0-14.0
Cr 23.5 23.0-25.0
Mo 2.2 2.0-3.0
Cu 0.05 0.75
Note: aSingle values are maximium.

Welding parameters (A)

φ mm
1.2 50-100
1.6 100-200
2.0 100-200
2.4 150-250
3.2 200-300

All-weld mechanical properties

  Typical
0.2%YS (MPa) 440
TS (MPa) 590
EI on 4d (%) 36

Approvals / Click here for certificates

NK KY309Mo

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