BS 1387:1985 Specification for screwed and socketed steel tubes and tubulars and for plain end steel tubes suitable for welding or for screwing to BS 21 pipe threads
Applicable to tubes of nominal size DN8 to DN150 in light, medium and heavy thicknesses.
BS 1387:1985 history
2004BS EN 10255:2004 Non-alloy steel tubes suitable for welding and threading. Technical delivery conditions
1985BS 1387:1985 Specification for screwed and socketed steel tubes and tubulars and for plain end steel tubes suitable for welding or for screwing to BS 21 pipe threads