







STRONGWIRE presents STRONG FLUX 68X, a premium agglomerated submerged arc welding flux developed for high-strength steel fabrication and demanding industrial welding applications. Designed to provide excellent weld integrity, superior toughness, and reliable welding performance, this flux is ideal for projects involving high tensile steels and heavy structural components.
As a trusted manufacturer and supplier of welding consumables, STRONGWIRE delivers advanced SAW flux solutions that help fabricators achieve higher productivity, consistent weld quality, and long-term structural reliability.
| SiO₂ + Al₂O₃ + TiO₂ | CaO + MgO + MnO | CaF₂ | S | P |
|---|---|---|---|---|
| 25-40 | 35-50 | 25-30 | 0.035 MAX | 0.040 MAX |
| SAW Wire | Y.S. (MPa) | U.T.S. (MPa) | Elongation (L=4D) (%) | Typical Strength Class |
|---|---|---|---|---|
| EM2 | 540 | 660 | 26 | Medium-High |
| EM3 | 580 | 700 | 24 | High |
| EM4 | 630 | 760 | 22 | Higher Strength |
| EF1 | 560 | 680 | 22 | High Strength |
| EF2 | 660 | 780 | 20 | High Tensile |
| EF3 | 680 | 800 | 18 | High Tensile |
| EF4 | 700 | 830 | 17 | Wear/Strength |
| EF5 | 725 | 855 | 16 | Very High Strength |
| EF6 | 680 | 800 | 17 | High Toughness |
| EG | 825 | 940 | 15 | Ultra High Strength |
STRONG FLUX 68X is a high-performance submerged arc welding flux specifically formulated for welding high-strength structural steels and heavy-duty fabrication components. This submerged arc welding flux 68X is engineered to produce high-quality weld deposits with excellent mechanical properties and low hydrogen characteristics.
The flux is suitable for automated and semi-automated SAW welding processes used in crane manufacturing, construction equipment fabrication, heavy machinery production, and critical engineering applications.
STRONG FLUX 68X is a high-performance submerged arc welding flux engineered for high-strength steel welding applications. Its superior toughness, low hydrogen characteristics, and dependable welding performance make it an excellent choice for heavy fabrication, crane manufacturing, construction equipment, and structural steel projects.
Backed by STRONGWIRE’s expertise and commitment to quality, STRONG FLUX 68X helps fabricators achieve reliable weld integrity, enhanced productivity, and long-term structural performance.
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