Kobelco; AWS; LT-B50; SMAW(Stick Electrode)


Description

Features:
  • Suitable for flat and horizontal fillet welding
  • Lime titania type
Classification: AWS -
Redrying Conditions: 70-100°Cx0.5-1h
Identification color: 1st Purple, 2nd Orange
Polarity: AC, DCEP, DCEN

 

Packaging data

φ mm Length mm kg/pack kg/carton g/piece carton mm
4.0 450 5 20 76 170W,  90H, 480L
4.5 500, 700 5 20 138, 175 170W, 60-75H, 580-730L
5.0 450, 550, 700 5, 10 20 130, 159, 203 170W, 60-95H, 480-730L
5.5 450, 550, 700 5, 10 20 153, 187, 239 170W, 65-95H, 480-730L
6.0 450, 550, 700 5, 10 20 176, 215, 273 170W, 65-95H, 480-730L
6.4 450, 550, 700 5, 10 20 189, 231, 294 170W, 60-95H, 480-730L
7.0  700 10 20 350 170W, 60H, 730L

Composition (all-weld metal mass %)

  Typical (AC) Guarantya
C 0.07 0.13
Si 0.39 0.10-0.70
Mn 0.94 0.60-1.25
P 0.017 0.030
S 0.009 0.025
Ni 0.01 0.30
Cr 0.02 0.20
Mo <0.01 0.30
V 0.01 0.08
Note: aSingle values are maximium.

Welding parameters (A)

φ mm 1F, 2F
4.0 135-195
4.5 170-220
5.0 200-240
5.5 230-280
6.0 260-310
6.4 280-330
7.0 300-350

All-weld mechanical properties

  Typical (AC) Guaranty
0.2%YS (MPa) 480 390min.
TS (MPa) 530 490min.
EI on 4d (%) 29 16min.
IV 0°C (J) 74 47min.

Approvals / Click here for certificates

ABS 3,3Y
LR 3Ym, 3YG
DNV 3Y, MG
BV 3Y
NK KMW53
CR 3Y

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