1970BS EN 10305-3:2023 Steel tubes for precision applications. Technical delivery conditions. Welded cold sized tubes
2016BS EN 10305-3:2016 Steel tubes for precision applications. Technical delivery conditions. Welded cold sized tubes
2010BS EN 10305-3:2010 Steel tubes for precision applications - Technical delivery conditions - Welded cold sized tubes
2003BS EN 10296-1:2003 Welded circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Non-alloy and alloy steel tubes
1982BS 6323-1:1982 Specification for seamless and welded steel tubes for automobile, mechanical and general engineering purposes - General requirements