ESAB OK 83.28 welding electrodes 4.0mm 5.7kg

Electrode dimensions: 4.0 x 450 mm

Current: 140 – 190 A

These electrodes are intended for overlay welding and buffer layer (backing) overlay before performing hardfacing of parts. Suitable for crankshafts, earthmoving machinery, various guides, rollers and other parts working in metal to metal friction or compression wear conditions, for restoration. Welding is performed without preheating. Temperature between passes < 90 °C.

Mechanical properties of the deposited metal:

Hardness of the deposited metal after welding: ~ 30 HRC (without preheating, temperature between passes <90°C)

Mechanical machining: good

Impact resistance: very good

Resistance to wear metal to metal: very good

Composition of the deposited metal (%):

C: 0.1

S:i 0.5

Mn: 0.7

Cr: 3.2

Welding current: AC, DC+

Arc voltage: min. 70 V

Deposition efficiency: 115 %

Classifications:

EN 14700 E Z Fe1