Monday, August 26, 2013

DURAMETAL"CI 205"cold welding of cast iron,alloys cast irons,sg iron and these iron to steel


PRODUCT TYPE : FOR COLD WELDING OF CAST IRONS, ALLOY CAST IRONS, SG IRONS AND THESE IRON TO STEEL

DESCRIPTION : CI 205

APPLICATIONS : Universal electrode for joining a wide variety of ductile, nodular and malleable cast irons.

MICROSTRUCTURE : Consists of an iron – nickel austenite with finely distributed graphite

CHARACTERISTICS: Excellent welding characteristics in all positions. Extremely strong arc drive penetratessurface contaminants. The special flux coating gives crack resistant and sound dense welds on contaminated or poor quality castings. Machinable.

WELDING TECHNIQUES : Remove any surface contamination with proper solvents. Adjust the welding machine to the lowest proper setting that yields good welding conditions.


RECOMMENDED AMPERAGE [ DC Reverse (+) or AC ] :-
Diameter (mm
2.5
3.2
4.0
5.0
Min. Amps
50
70
100
130
Max. Amps
80
110
140
175






MECHANICAL PROPERTIES :

Tensile strength   : 75,000 PSI
Yield Strength       : 50,000 PSI
Elongation             : 20 %
Hardness               : Rb 92

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