Alumina-Silicate type Agglomerged submerged arc welding Flux
CLASSIFICATION : AWS: SFA/A 5.17 , F7A0-EL8
B.I. = 0.80
Grain Size : 8 X 60 BSS
CHARACTERISTICS :
Raajmelt-1 is saw flux for welding mild steel and medium tensile steels to get x-ray quality welds. Good mechanical properties with smooth and shiny weld bead. Auto removable slag even in the case of the root runs.
TYPICAL APPLICATION :
structural’s, offshore platforms, ships , pressure vessels and boilers involving steels. Machine building, automobiles, locomotives, earthmoving equipment, LPG cylinder, penstocks etc
Drying requirement :
Redrying recommended at 250-300°C for one hour before use.
Main Constitutions(%)
| SiO2+TiO2 | CaO+MgO | Al2O3+MnO | CaF2 | S | P |
| 30-40 | 10-20 | 30-50 | 10 | ≤0.07 | ≤0.07 |
All Weld Metal Chemical composition (%)
| UNDER Wires | C | Mn | Si | S | P |
| RAAJSAW-1 | 0.085 | 1.10 | 0.55 | 0.016 | 0.020 |
| RAAJSAW-2 | 0.095 | 1.20 | 0.45 | 0.015 | 0.018 |
All Weld Metal Mechanical properties (Typical)
| UNDER Wires | YS(N/mm²) | UTS(N/mm²) | EL % | CHARPY “V” NOTCH IMPACT AT 0°C -20°C |
| RAAJSAW-1 | 450 | 530 | 28 | 60 J —- |
| RAAJSAW-2 | 460 | 555 | 26 | 80 J 60J |
Raajratna offer a wide range of submerged Arc welding Fluxes for SA welding.
PACKING SPECIFICATION : packed in polythene-line paper bags of 25.00 kg net weight.