AWS A5.18 ER70S-6 : IRMA TG-ER70S-6
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Irma WeldingAWS A5.17 EM12K
Characteristics and Application
IRMA S-12 is a high-quality copper coated solid wire designed for Submerged Arc Welding (SAW) applications. Its balanced chemical composition provides excellent weld metal mechanical properties with suitable SJ SAW fluxes. Manufactured with strict raw material selection, advanced wire drawing, electrolytic plating process and cleaning technology, IRMA S-12 ensures consistent copper plating, smooth wire feeding, and consistent deposition for single and multi-pass welding.
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Irma WeldingAWS A5.1 E7018-H4R : IRMA SH-7018
Characteristics
IRMA SH‑7018 is a premium basic (low‑hydrogen) electrode designed for welding carbon steels and low‑alloy steels where high toughness, crack resistance, and reliable mechanical properties are required. The H4R designation indicates diffusible hydrogen ≤ 4 ml/100 g deposited weld metal and enhanced moisture resistance for shop and field conditions.