KF-DP/KW-347

Basicity:2.4

The weld metal has an austenitic structure containing 19.5% Cr, 10% Ni, and Nb.

▎Classification

AWS A5.9/A5.9MER347
JIS Z3323YS347
EN ISO 14343-AS 19 9 Nb
YB T5092H06Cr20Ni10Nb

▎Applications and Features

  • The weld metal has an austenitic structure containing 19.5% Cr, 10% Ni, and Nb.
  • KF-DP is suitable for submerged arc welding (SAW) of Nb-containing or duplex stainless steels, providing good slag detachability and a residue-free weld surface.
  • It is applicable for welding AISI 308L, 321, and 347 stainless steel plates.

▎Welding Instruction

Please refer to the precautions for submerged arc welding (SAW).

▎Applications

It is applicable for welding AISI 308L, 321, and 347 stainless steel plates.

▎Typical Chemical Composition of Weld Metal (wt%)

CSi
Mn
PSCrNiNb
0.040.411.630.0140.01019.779.970.78

▎Typical Mechanical Properties of Weld Metal

Tensile Strength
N/mm²
Yield Strength
N/mm²
Elongation
%
61144743

▎Size and Polarity (DC+)

Diameter(mm)
2.02.43.2
Current(A)190~300275~350350~450

▎Certification