Welding Instruction |
||||||||||||
(1) Dry the electrodes at 200-250°C for 30-60 minutes before use. (2) Clean up the contaminations on the work piece. Keep arc as short as possible. (3) Preheat temperature should be above 150°C for repairing low alloy steel or medium/high carbon steel. |
||||||||||||
Typical Chemical Composition of Weld Metal (wt. %) |
||||||||||||
C |
Si |
Mn |
Cr |
Ni |
Mo |
|||||||
0.180 |
0.23 |
0.70 |
13.10 |
1.21 |
1.28 |
|||||||
Typical Hardness of Weld Metal |
||||||||||||
Hardness Condition |
Vicker’s hardness (HV) |
Rockwell’s hardness (HRC) |
Shore’s hardness (HS) |
|||||||||
Interpass temp. ≤150°C |
530 |
51 |
69 |
|||||||||
Size and Suggested Operating Range (AC or DC+) |
||||||||||||
Diameter x Length(mm) |
3.2x350 |
4.0x350 |
5.0x350 |
6.0x400 |
||||||||
Amp |
70~120 |
100~170 |
160~220 |
200~280 |