Application/properties:
Basic electrode with low carbon weld metal, suitable for resistant and hydrogen resistant steels (boilers, vessels and pipes), up to working temp of 600°C. Its weld metal is tough and resistant to work embitterment.
Weld metal analysis in % (typical values):
C Mn Si P S Cr Mo V 0.05 - 0.12 <0.9 <0.4 <0.02 <0.02 1 - 1.5 0.4 - 0.65 0.1 - 0.35
Mechanical Properties of all-weld metal:
(single values are typical values)
Tensile Strength( N/mm 2 ) Yield Strength( N/mm 2 ) ElongationA4,(%) Impact energy (J)ISO - V >540 > 440 >17 >100
Welding Parameters Diameter (mm) Length (mm) Amperage (A) 2.5 350 60 – 85 3.25 450 100– 135 4.0 450 140 – 185 5.0 450 180 – 220
Materials:
DIN Standard 13CrMo 4 5, 25 CrMo 4, 14 CrMo 4 5, 16MnCr 5, ST37.3-ST52.3; STE 290.7-STE 415.7 EN Standard S235J2G3; S355J2G3; L290NB- L415NB;L290MB ;P235GH ASTM Standard A182 Gr. F12-1; A213 Gr.T12; A250 Gr.T12; A355 Gr.P12; A387 Gr. 11, 12; A506 Gr.4130; A507 Gr.4130; A513 Gr.4130; A519 Gr. 4130; A752 Gr.4130; A866 Gr.4130.
Rebaking:
required at 300°C to 350°C for 2 hours
