D126 electrode wear 

 Description: D126 low hydrogen type welding electrode ordinary manganese. AC-DC dual-use (exchange of space-time load voltage is greater than 70V). 

 Uses: Used to weld the wear low carbon steel, medium carbon steel and low alloy steel surface, such as axles, gears, moving wheel, blade of mixer. 

 Chemical Composition of Deposited Metal (%) 
 Chemical Composition C Mn 
 Guaranteed value ≤ 0.20 ≤ 4.20 


 Surfacing layer hardness: HRC ≥ 28 

 Reference current (AC, DC +) 
 Electrode diameter (mm) φ3.2 φ4.0 φ5.0 
 Welding current (A) 90 ~ 120 140 ~ 180 180 ~ 220 


 Note: 
 1. Welding electrodes shall be subject prior to baking about 300-350 ℃ 1h. 
 2. In large parts should be properly preheated before welding to about 300 ℃, and welding parts of the surface rust and oil removed.