KS-309Mo

Type of coating: Lime titania type
It is suitable for welding dissimilar metals (carbon steel and low carbon stainless steel), such as carbon steel and AISI 316.

▎Classification

AWS A 5.4 E309 Mo -16
JIS Z3221ES309Mo-16
EN 3581-A
GB T 983
E309Mo-16

▎Applications and Features

  • It provides better strength, crack and corrosion resistance than KS-309 at high temperature due to additional Mo content.
  • It is suitable for welding dissimilar metals (carbon steel and low carbon stainless steel), such as carbon steel and AISI 316.

▎Welding Instruction

  • Please refer to Appendix H for re-drying instructions.
  • For welding dissimilar metals, please refer to Appendix I.
  • For other instructions and information, please refer to Appendix F.

▎Application

It is suitable for welding dissimilar metals (carbon steel and low carbon stainless steel), such as carbon steel and AISI 316.

▎Typical Chemical Composition of Weld Metal (wt. %)

CSi
Mn
PSCrNiMo
0.0650.401.540.0130.00923.8112.912.51

▎Typical Mechanical Properties of Weld Metal

Tensile Strength
N/mm²
Yield Strength
N/mm²
Elongation
%
62044040

▎Size and Suggested Operating Range (AC or DC+)

Diameter(mm)
2.02.63.24.05.0
F/H-Fillet35-5550-8580-120100-150140-200
V-up/OH30~5045-8570-11090-135

▎Certification