Nihonweld N-Ni-1 description: N-Ni-1 is a high nickel content flux-coated electrode designed for welding wrought and cast forms of commercially pure nickel to themselves or to steel. This electrode is commonly used for dissimilar welding applications involving nickel base alloys 200 or 201 to iron base and nickel base alloys. N-Ni-1 is excellent for overlaying on steel and for welding the clad side of nickel clad steel.