Oerlikon Tenacito 100 description: TENACITO 100 is a low-alloyed basic coated MMA electrode with a very low hydrogen content. The electrode produce a reliable, crack-free and tough welded joint on steels with a yield strength <890 Mpa, retaining CVN toughness up to -40C. For optimal conditions a good balanced t8/5: (heat input, interpass temperature, plate thickness) is recommended.