UIC 897-9 Ed. 2 (1979)
UIC 897-9 Ed. 2 (1979) Technical Specification For The Preparation For Welding Of The Edges Of Rolled Products Made Of Plain Carbon Or Low-alloy Steels With A Tensile Strength Of Less Than 610 N/mm2, For Arc Welding With Coated Electrodes And For Semi-automatic Arc Welding