>High Tensile Steel
LC-300T
LC-300T is a low hydrogen type electrode, makes easier re-arcing.Then it gives an excellent tack welding performance.When a proper welding current is set, it makes all-position welding possible includingvertical down welding.
- AWS
- A5.1 E7048
- KS
- D 7006 E5016
- JIS
- Z 3211 E4948
- EN
- ISO 2560-A E 42 3 B 3 5
ISO 2560-B E4948 A U
Applications | Tack welding of 50kgf/mm2 class high tensile strength steels in ships, bridges, buildings. |
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Characteristics | LC-300T is a low hydrogen type electrode, makes easier re-arcing. Then it gives an excellent tack welding performance. When a proper welding current is set, it makes all-position welding possible including vertical down welding. |
Notes on usage | (1) Dry the electrodes at 300~350℃ for 30~60 minutes before use. (2) Adopt backstep method or strike the arc on a small steel plate prepared for this particular purpose to prevent blowholes at the arc starting. (3) Keep the arc as short as possible. |
Shielding Gas | - |