Kobelco; AWS A5.1 E7016; LB-52U; SMAW (Stick Electrode)


Description

Features:
  • Suitable for one side welding of pipes
  • Extremely good arc stability in one side welding with relatively low current
Classification: AWS A5.1 E7016
Redrying Conditions: 300-350°Cx0.5-1h
Identification color: 1st Blue white, 2nd Pink
Polarity: AC, DCEP

 

Packaging data

φ mm Length mm kg/pack kg/carton g/piece carton mm
2.6 350 5 20 20 170W, 110H, 380L
3.2 400 5 20 35 170W, 110H, 430L
4.0 400 5 20 53 170W, 110H, 430L

Composition (all-weld metal mass %)

  Typical (AC) Guarantya
C 0.08 0.15
Si 0.64 0.75
Mn 0.86 1.60
P 0.012 0.035
S 0.008 0.035
Ni 0.01
0.30
Cr 0.02 0.20
Mo <0.01 0.30
V 0.01 0.08
Othersb 0.90 1.75
Note: aSingle values are maximium.
bCombined Limit for Mn+Ni+Cr+Mo+V

Welding parameters (A)

φ mm 1F, 1G, 2F, 2G 3G uphill, 4G Root passc
2.6 60-90 50-80 30-80
3.2 90-130 80-120 60-110
4.0 130-180 110-170 90-140
Note: cDCEN is also suitable.

All-weld mechanical properties

  Typical (AC) Guaranty
0.2%YS (MPa) 480 400min.
TS (MPa) 560 483min.
EI on 4d (%) 31 22min.
IV -29°C (J) 80 27min.

Approvals / Click here for certificates

ABS 3Y, MG, H10
LR 3Ym,MG,H15
DNV 3Y, H10
BV 3YH10
NK a) KMW53, H10
CCS
3Y, H10
NAKS AWS A5.1 E7016
a):AC

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