AWS A5.23 F8A5-EA2-A2 welding fulx xiang welding  is an agglomerated, aluminate basic flux, used with single and-or multiple wire process. it's specifically designed for welding longitudinal and spiral pipe, in two-run and-or multiple layer technique. TF-650 has excellent weld bead performance; a low consumption rate and excellent mechanical properties at low temperature can be achieved. Pipe steels up to API-5L X-80 Non-and low alloyed structural steels - Fine grain structural steels

AWS A5.23 F8A5-EA2-A2

EN ISO 1417-A S 42 4 AB S2Mo

Characteristics and Application

Typical chemical Composition of Weld Metal (%)

Welding Positions:

Notes on usage:

1.The flux must be re-dried at a temperature of 300—350℃ for 1—2hr holding time when it is affected by moisture pick-up.
2. Adding proper quantity of new flux with the used one to maintain good quality of weld metal.

Mechanical Properties 

Welding Flux

Yield strength 516Mpa Tensile Strenght 570MPa Elongation 27% Charpy V-Notch -46℃ 60J

C 0.06 Mn 1.34 Si 0.35 P 0.03 S 0.010  Mo 0.45