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AWS A5.1: E7018 H4R | DIN EN ISO 2560-A: E 42 4 B 42 H5 H4R Certified | -40 °C Toughness | Radiographic Pipe-Ready Welds An iron powder, low hydrogen basic electrode with H4R moisture-resistant classification—designed for reliable welding of C-Mn microlow and low-alloy steels under structural and offshore conditions. Offers ultra-smooth bead formation, excellent impact performance at sub-zero temperatures, and strong re-strike behaviour in all welding positions. Ideal for critical weld joints exposed to dynamic loads or marine environments. Available Packs: Dimensions:2.50 mm x 350 mm, 2.40 mm x 350 mm, 3.15 mm x 450 mm, 4.00 mm x 450 mm, 4.80 mm x 450 mm, 5.00 mm x 450 mm Pack Sizes: 2.5 Kg Pouch, 5 Kg Box Master Box: 20 Kg, Customisable packaging available on request