>High Tensile Steel

LC-318HR
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- AWS
- A5.1 E7018 H4R
- KS
- D 7006 E5016
- JIS
- Z 3211 E4918 H5
- EN
- ISO 2560-A E 42 3 B 3 2 H5
ISO 2560-B E4918 A U H5
Applications | Welding of 50kgf/mm2 class high tensile strength steel of ships, bridges and pressure vessels. |
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Characteristics | LC-318HR is iron powder extra low hydrogen type electrode for all-position welding. Its usability is the best with direct current application as well as alternating current application. |
Notes on usage | (1) Dry the electrodes at 300~350℃ for 30~60 minutes before use. (2) Adopt back step 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 | - |