Kobelco; AWS A5.5 E8018-G; LB-88VS; SMAW(Stick Electrode)


Description

Features:
  • Suitable for butt welding of pipes
  • Excellent usability in vertical downward welding
  • Good mechanical properties
Classification: AWS A5.5 E8018-G
Redrying Conditions: 350~400°Cx1h
Identification color: 1st Yellowish green, 2nd Yellowish green
Polarity: AC, DCEP

 

Packaging data

φ mm Length mm kg/pack kg/carton g/piece carton mm
3.2 350 5 20 31 170W, 110H, 380L
4.0 400 5 20 56 170W, 110H, 430L
4.5 400 5 20 68 170W, 110H, 430L

Composition (all-weld metal mass %)

  Typical (AC) Guarantya
C 0.06 0.05-0.10
Si 0.55 0.30-0.75
Mn 1.20 1.00-1.40
P 0.01 0.03
S 0.01 0.03
Ni 0.53 0.40-0.80
Mo 0.07 0.30
Note: aSingle values are maximium.

Welding parameters (A)

φ mm 1F, 1G, 2G 4G 3G downhill
3.2 80-140 80-120 80-140
4.0 130-200 110-160 130-200
4.5 160-250 130-190 160-250

All-weld mechanical properties

  Typical (AC) Guaranty
0.2%YS (MPa) 510 462min.
TS (MPa) 620 552min.
EI on 4d (%) 30 19min.
IV -18°C (J) 120 -

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