Current
Mechanical & Electrical Supplement
BS EN
Details are given for requirements of circular non-alloy steel tubes suitable for welding and threading, covering tubes of specified outside diameter 10,2mm to 165,1mm (thread size ⅛ to 6) in two series, medium and heavy, and three types of designated thicknesses.
This document is a candidate harmonized European Standard and takes into account the requirements of EC mandate M131 steel tubes and fittings. This standard is a hEN. Supersedes BS 1387:1985. Amendment 17127 dated May 2007. Amendment 17157 is Corrigendum No.1 dated May 2007.
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