Typical weld metal chemical composition (weight %)
Wire + Flux	C	Si	Mn	Cr	Mo
KJTUBS – 310 + KJF – 610	0.04 – 0.07	0.35 – 0.45	1.50 – 1.65	1.0 – 1.2	0.4 – 0.5
KJTUBS – 310 + KJF – 910	0.06 – 0.08	0.2 – 0.3	0.8 – 1.0	1.05 – 1.25	0.45 – 0.55
KJTUBS – 310 + KJF – 915	0.07 – 0.09	0.55 – 0.75	1.2 – 1.4	1.1 – 1.3	0.45 – 0.6

 

Typical Weld Metal Properties
Wire + Flux	U.T.S.	Y.T.S.	EL	Charpy test
	( Mpa)	( Mpa)	(%)	R.T.
KJTUBS – 310 + KJF – 610	590 – 610	500 – 520	21 – 23	50 – 65
KJTUBS – 310 + KJF – 910	580 – 600	490 – 520	21 – 23	65 – 75
KJTUBS – 310 + KJF – 915	630 – 650	560 – 570	20 – 22	55 – 70

 

Metallurgical Weld Metal Properties

 

Machinability	Good
Polarity / Current Type	DCEP
Microstructure	Ferrite
Impact resistance	Good associated high-strength
Wire + Flux	KJTUBS – 310 + KJF – 610	KJTUBS – 310 + KJF – 910		KJTUBS – 310 + KJF – 915
Weld metal hardness (HB)	210 – 225	205 – 220		215 – 230

 

Packing

250Kgs drum or 25 Kgs coil, depending on wire size and customer’s order

 

Welding method	FIFO Technology
Wire Dia. (mm)	1.60,2.0,2.4,2.80,3.20

 

Description

Tubular wire for hardfacing of Cr – Mo type creep resistant steels using S.A.W method

Suitable for welding thin sheets and corner joints with high-strength

Good choice for rebuilding (1% Cr. 0.5% Mo) alloy or slightly alloyed steels.