Oerlikon Supranox 316L P description: SUPRANOX 316LP is a thin basic-rutile coated MMA electrode for welding austenitic stainless Cr-Ni-Mo steels/cast steels, with an extra low carbon content. For operating temperatures <400C. SUPRANOX 316LP is a good compromise between ease of use when positional welding and bead finish. Particularly recommended for welding pipe work.