Lincoln Electric LE B-248 H4R Low-Hydrogen Welding Electrode for Carbon and Low-Alloy Steel - E7018-1 H4R Size:4.00mm X 350mm 1100 watt powerful 2 speed

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Lincoln Electric LE B-248 H4R Low-Hydrogen Welding Electrode for Carbon and Low-Alloy Steel - E7018-1 H4R Size:4.00mm X 350mm 1100 watt powerful 2 speedThe Lincoln Electric LE B 248 H4R is a low hydrogen stick welding electrode classified to AWS A5. 1 E7018 1 H4R, designed for SMAW MMA welding on carbon and suitable low alloy steels. Its moisture resistant H4R basic coating delivers a diffusible hydrogen level of no more than 4ml per 100g of deposited weld metal, making it well suited to structurally demanding applications. Available in 2. 5mm, 3. 25mm and 4. 0mm diameters at a standard 350mm length,