Specifications:
- AWS/ASME SFA A5.4 : E 309L-15
- EN ISO 3581-A-E 23 12 L B 42
Description and Application
- Basic coated stainless electrode for welding root runs in acid resisting parts of clad steel.
- Used when overlaying on mild steel or low alloy steels.
- Joining dissimilar steels (austenitic steels to mild and low alloy steels).
- Suitable for welding similar metal joints and austenitic-martensitic steels of the 13% Cr-6% Ni type.
- Used for buffer layers in hard facing applications.
Typical all weld metal composition [wt%]
| C |
Mn |
Si |
Cr |
Ni |
| 0.02 |
0.90 |
0.40 |
24.00 |
12.50 |
Typical all weld metal mechanical properties
| Rp 0.2 [MPa] |
Rm [MPa] |
A5 [%] |
Impact [ISO-V] |
| 470 |
560 |
35 |
70 J @ 20°C
|
Welding positions
RE-DRYING
300°C/2H
| Diameter |
Length |
Current [amps] |
| in |
mm |
in |
mm |
| 3/32 |
2.5 |
12 |
300 |
50-80 |
| 1/8 |
3.25 |
14 |
350 |
80-110 |
| 5/32 |
4.0 |
14 |
350 |
100-150 |
| 3/16 |
5.0 |
14 |
350 |
160-220 |
