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RAAJMELT-2 (AWS A5.17 F7A2 EM12K)

Product Specification

Alumina-Manganese-silicate type Agglomerged submerged arc welding Flux

CLASSIFICATION: - AWS: SFA/A 5.17

 F7A2-EL8,F7A0-EM12K

B.I. = 0.85

Grain Size = 8 X 60 BSS

CHARACTERISTICS:-Raajmelt-2 is an agglomerged Si & Mn alloying submerged arc welding flux for the high speed welding of both butt and fillet welds in structural steel components. It is suitable for the single pass, double pass and malti pass welding of steel section up to 25mm thickness.
TYPICAL APPLICATION: - Raajmelt-2 suitable for all general application in low and medium tensile steels in combination with wire grade EL8 & EM12K. the flux is suitable for use with AC & DC current with single wire, twin wire and multi wire systems. Pressure vassals, boilers, LPG cylinder, pipes 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
25-35 10-20 30-50 10 ≤0.07 ≤0.07
 

All Weld Metal Chemical composition (%)
       
UNDER Wires C Mn Si S P
RAAJSAW-1 0.080 1.40 0.50 0.016 0.020
RAAJSAW-2 0.080 1.60 0.35 0.014 0.021
 

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-1 440 535 26 50 J       ----
RAAJSAW-2 480 565 24   70 J       50 J
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.


Customer packing on request.

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