KW-1
KF-880/KW-1

Basicity:2.3
Suitable for welding carbon steel and 490N/mm2 grade steel in ship-building, pressure vessel and offshore structure.

▎Classification

AWS A 5.17/A5.17MM F7A4-EH14
JIS Z3183S502-H
EN 14171-AS 50 4 FB S4
GB T5293F5A4-H10Mn2

▎Applications and Features

  • Good mechanical properties, deep penetration, good bead appearance, good slag removal and excellent X-ray quality welds.
  • Excellent toughness at low temperature due to its high basicity.
  • Suitable for welding carbon steel and 490N/mm2 grade steel in ship-building, pressure vessel and offshore structure.

▎Welding Instruction

Please refer to Appendix E.

▎Application

Suitable for welding carbon steel and 490N/mm2 grade steel in ship-building, pressure vessel and offshore structure.

▎Typical Chemical Composition of Weld Metal (wt%)

CSi
Mn
PS
0.090.471.620.0180.004

▎Typical Mechanical Properties of Weld Metal

Tensile Strength
N/mm2
Yield Strength
N/mm2
Elongation
%
Charpy V-Notch ℃
Charpy V-Notch J
59851631-29
-40
110
86

▎Certification