Keterangan :

TL 88 is an iron powder low hydrogen electrodes. The weld metal contains 1, 25% Cr - 0, 5% Mo that makes electrodes more efficient at 550 degree celcius. with the characters of stable arc, little spatter, complete slag covering, it' s suitable for the welding of steel tube for heat transfer of boiler ( STPA22, 23, A335-p11, P12, A199T11, A213T11-12) , drawing steel ( A387Gr11-12) , cast iron ( A217-WC6) , and forging steels ( A182-F11, F12) .

Typical Chemical Analysis of Deposited Metal ( % ) :
C= 0, 069 Mn= 0, 58 Si= 0, 31 P= 0, 024 S= 0, 005 Cr= 1, 32 Mo= 0, 65

Typical Mechanical Properties of Deposited Metal:
Yield Strength ( N/ mm2) = 643
Tensile Strength ( N/ mm2) = 732
Elongation ( % ) = 27
PWHT= 690 C/ 1 hour