is a cornerstone technical standard that establishes the fundamental types, design elements, and dimensions for welded joints produced through manual arc welding . Introduced on July 1, 1981, this standard remains a critical reference for engineers and welders working with steels, as well as nickel-based and iron-nickel alloys. Scope and Applicability
Includes specifications for V-shaped, U-shaped, and K-shaped beveling. gost 526480 english pdf better
On technical blueprints, symbols like , T2 , or У3 are used. The number following the letter indicates a specific execution variant (e.g., single-sided vs. double-sided weld or specific bevel type). For instance, C1 refers to a single-sided butt joint without edge preparation for thin sheets. Where to Find GOST 5264-80 English PDF is a cornerstone technical standard that establishes the
Used to connect parts edge-to-edge in the same plane. They are ideal for thick materials where high tensile strength is required. On technical blueprints, symbols like , T2 , or У3 are used
Formed when one element is perpendicular to the other, often used in bridge or machine frames.