Pipes are categorized based on quality indicators:
Standard procedures include hydraulic pressure tests, non-destructive control, and mechanical tests such as tensile, expanding, and flattening tests. PDF Download & Official Sources gost 10705 80 skachat pdf
is a critical technical standard for longitudinally electrically welded steel pipes used in pipelines, structural frameworks, and general-purpose engineering. It does not apply to pipes used in thermal electric heaters. Technical Summary Pipes are categorized based on quality indicators: Standard
Covers pipes with diameters ranging from 10 mm to 630 mm . Materials: Manufactured from carbon and low-alloy steels . and mechanical tests such as tensile
Standardized mechanical properties (Grades St1, St2, St3, St4).