Steel wire for welding to the electric arc, with high elastic limit and to a high impact strength

摘要

A welding wire for consumable electrode gasshielded, electric arc welding of high yield strength steel comprises:- .C.up to 0.18% .Mn.0.75 - 2.5% .Ni.1.5 - 3.5% .Mo.0.2 - 1.25% .Si.0.2 - 0.6% .Cr.up to 1.5% .Cu.up to 1.0% .Ti.up to 0.05% .Zr.up to 0.05% .Al.up to 0.05% .V.up to 0.05% .S.up to 0.015% .P.up to 0.015% .N.up to 0.01% .O.up to 0.01% .H.up to 0.001% the balance being iron