PRODUCT

STANDARD

APPLICATION

AWS

JIS

KS

K-81TA1

E81T1-A1

YFM-C

YFM-C

K-81TA1 is formulated for butt and fillet welding of 0.5%Mo steels used for high pressure vessels, oil refining industries, steam pipes of boilers etc.

K-81TB2

E81T1-B2

YF1CM-C

YF1CM-C

K-81TB2 is formulated for butt and fillet welding of 1.25%Cr-0.5%Mo steels used for high pressure vessels, oil refining industries, steam pipes of boilers etc.

K-91TB3

E91T1-B3

YF2CM-C

YF2CM-C

K-91TB3 is formulated for butt and fillet welding of 2.25%Cr-1.0%Mo steels used for high pressure vessels, oil refining industries, steam pipes of boilers etc.

K-91TB9

-

-

-

Butt and fillet welding of 9%Cr-1%Mo-Ni-Nb-V steel used for high pressure boilers, Chemical and oil refinery plants. It’s applied for ASTM A189-F91, A199-T91, A200-T91,A213-T91,A335-P91,A369-FP91, A387-Gr91 and equivalents.