KJF-630

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Weld Metal Chemical Analysis (%)
Flux + Wire	C	Si	Mn	Mo
KJF – 630 + KJS – 120 ( S2 )	0.04 – 0.06	0.3 – 0.35	1.4 – 1.55	—
KJF – 630 + KJS – 124 ( S2Mo )	0.04 – 0.06	0. 3 – 0.35	1.5 – 1.7	0.40 – 0.50

Weld Metal Mechanical Properties
Flux + Wire	U.T.S.	Y.T.S.	EL	Charpy test
Flux + Wire	( Mpa)	( Mpa)	(%)	RT	-30°C	-40°C
KJF – 630 + KJS – 120 ( S2 )	490 – 510	400 – 420	25 – 27	130-140	80-90	50-40
KJF – 630 + KJS – 124 ( S2Mo )	550 – 590	470 – 490	25 – 27	85-95	35-40	30 – 33

Basicity Index	1.5 According to Boniszewski formula
Density	1.25 Kg/dm3
Re-drying	350 ± 25^o C /2hr
Current	AC / DCEP
Packing	25 Kg bag (3 layers) / other sizes as per buyer’s order