Kobelco; AWS A5.9 ER309; TG-S309; GTAW (Tig welding rod & wire)


Description

Features:
  • Suitable for dissimilar-metal joint and underlaying on ferritic steels
Classification: AWS A5.9 ER309
Shielding gas: Ar
Identification color: 1st Black
Polarity: DCEN

 

Packaging data

  Spool Tube
φ mm kg kg Length mm g/piece
1.0 10 5 1,000 6
1.2 10 5 1,000
9
1.6 10 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 0.05 0.12
Si 0.47 0.30-0.65
Mn 1.6 1.0-2.5
P 0.02 0.03
S <0.01 0.03
Ni 13.6 12.0-14.0
Cr 23.1 23.0-25.0
Mo 0.10 0.75
Cu 0.12 0.75
Note: aSingle values are maximium.

Welding parameters (A)

φ mm
1.0 50-80
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) 410
TS (MPa) 580
EI on 4d (%) 39
IV 0°C (J) 150

Approvals / Click here for certificates

DNV VL309
NK KY309

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