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RUSSIAN FEDERATION
GOST 2.312-72


RUSSIAN FEDERATION<br>GOST 2.312-72
Unified system for design documentation. Symbolic designations and representations of welds and welded joints.
Единая система конструкторской документации. Условные изображения и обозначения швов сварных соединений.
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GOST 16037-80

GOST 16037-80

Welded joints in steel pipelines. Main types, …
GOST 5264-80

GOST 5264-80

Manual arc welding. Welded joints. Main types, …