Kobelco; AWS A5.5 E8018-B2; CM-B98; SMAW(Stick Electrode)


Description

Features:
  • Applied for ASTM A387 Gr.11, Gr.12 and equivalents
Classification: AWS A5.5 E8018-B2
Redrying Conditions: 325-375°Cx1h
Identification color: 1st Black, 2nd Yellowish green
Polarity: AC, DCEP

 

Packaging data

φ mm Length mm kg/pack kg/carton g/piece carton mm
2.6 300 2 20 19 170W, 120H, 330L
3.2 400 5 20 38 170W, 120H, 430L
4.0 450 5 20 69 170W, 120H, 480L
5.0 450 5 20 106 170W, 120H, 480L
6.0 450 5 20 154 170W, 120H, 480L

Composition (all-weld metal mass %)

  Typical (AC) Guarantya
C 0.07 0.05-0.12
Si 0.73 0.80
Mn 0.78 0.90
P 0.01 0.03
S <0.01 0.03
Cr 1.31 1.00-1.50
Mo 0.54 0.40-0.65
Note: aSingle values are maximium.

Welding parameters (A)

φ mm 1F, 1G, 2F, 2G 3G uphill, 4G
2.6 65-95 60-90
3.2 90-130 80-120
4.0 135-185 110-170
5.0 190-250 -
6.0 250-320 -

All-weld mechanical properties

  Typical (AC) Guaranty
0.2%YS (MPa) 590 462min.
TS (MPa) 690 552min.
EI on 4d (%) 26 19min.
IV 0°C (J) 70 -
PWHT (°Cxh) 690x1 690±15x1

Approvals / Click here for certificates

LR MG

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