Kobelco; AWS A5.4 E309L-16; NC-39L; SMAW(Stick Electrode)


Description

Features:
  • Suitable for dissimilar-metal joint and underlaying on ferritic steels
Classification: AWS A5.4 E309L-16
Redrying Conditions: 150~200℃x0.5~1h
Identification color: 1st Yellow green, 2nd Blue white
Polarity: AC, DCEP

 

Packaging data

φ mm Length mm kg/pack kg/carton g/piece carton mm
2.0 250 2 20 11 300W, 125H, 280L
2.6 300 2 20 20 300W, 95H, 330L
3.2 350 5 20 36 175W, 125H, 380L
4.0 350 5 20 55 175W, 115H, 380L
5.0 350 5 20 82 175W, 115H, 380L

Composition (all-weld metal mass %)

  Typical (AC) Guarantya
C 0.04 0.04
Si 0.42 1.00
Mn 1.6 0.5-2.5
P 0.03 0.04
S <0.01 0.03
Ni 13.3 12.0-14.0
Cr 23.8 22.0-25.0
Mo 0.18 0.75
Cu 0.09 0.75
Note: aSingle values are maximium.

Welding parameters (A)

φ mm 1F, 1G, 2F, 2G 3G uphill, 4G
2.0 50-75 45-65
2.6 75-95 70-90
3.2 85-120 80-115
4.0 110-160 90-140
5.0 150-200 -

All-weld mechanical properties

  Typical (AC) Guaranty
0.2%YS (MPa) 410 -
TS (MPa) 560 518min.
EI on 4d (%) 42 30min.
IV 0°C (J) 67 -

Approvals / Click here for certificates

ABS MG(AWS 5.4 E309L-16)
LR SS/CMn m (Chem.)
DNV VL309L,MG
BV UP (E309L-16)
NK KD309L

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