KOVET-98 is a covered electrode with graphite type coating flux and Ni alloy rod. It is suitable for welding ductile cast iron, malleable cast iron and gray cast iron. It can be used with both DC and AC. In addition, it only requires low electric current for heating.
Welding Electrode (for cast iron Ni98) KOVET-98
SKU: ELE03-98
Size
Chemical Composition
Composition
Weight (%)
C
≤0.20
Si
≤2.5
Mn
≤1.0
S
≤0.03
Fe
≤8.0
Ni
Bal.
Typical Mechanical Properties
Tensile Strength (N/mm2)
Yield strength (N/mm2)
Vickers Hardness (HV30)
≥304
≥219
≥160
Product Code
ELE03-9826
ELE03-9832
ELE03-9840
Diameter (mm)
2.6
3.2
4.0
Length (mm)
300
350
350
Current range (A)
60 - 80
80 – 110
100 - 150
Packing (kg)
1 kg/tube
20 kg/carton
1 kg/tube
20 kg/carton
1 kg/tube
20 kg/carton
Graphite Types / Coated
ISO R 1071 :
EC NiFe - 13
AWS :
A5.15 E NiFe-Cl
DIN :
8573 ENiFe - BG13
Before welding, the electrodes should be baked for 1 hour with the temperature of 150±10°C
Use small current for welding to improve crack resistance and reduce impurities in base metal penetration weld.
