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


Description

Features:
  • Suitable for butt and fillet welding of heavy structures
  • Excellent mechanical properties
Classification: AWS A5.1 E7016
Redrying Conditions: 300-350°Cx0.5-1h
Identification color: 1st Blue white, 2nd White
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
3.2 350 5 20 31 170W, 110H, 380L
4.0 400 5 20 54 170W, 110H, 430L
5.0 450 5 20 97 170W, 110H, 480L
6.0 450 5 20 137 170W, 110H, 480L

Composition (all-weld metal mass %)

  Typical (AC) Guarantya
C 0.08 0.15
Si 0.60 0.75
Mn 0.94 1.60
P 0.011 0.035
S 0.006 0.035
Ni 0.01 0.30
Cr 0.02 0.20
Mo <0.01 0.30
V 0.01 0.08
Othersb 0.98 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
2.6 55-85 50-80
3.2 90-130 80-120
4.0 130-180 110-170
5.0 180-240 150-200
6.0 250-310 -

All-weld mechanical properties

  Typical (AC) Guaranty
0.2%YS (MPa) 500 420 400min. 350min.
TS (MPa) 570 520 483min. 460min.
EI on 4d (%) 32 33 22min. 25min.
IV -29°C (J) 120 150 27min. 27min.
PWHT (°Cxh) AW 620x1 AW 620±15x1

Approvals / Click here for certificates

ABS 3H10, 3Y, 3Y400
LR 3Ym, H15
DNV 3Y, H10
BV 3YH10
NK KMW53Y40, H10
CR 3Y, H10

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