AWS D1.1/D1.1M:2015 Structural Welding Code-steel
AWS B1.11:2015 Guide for the Visual Examination of Welds (AWS B1.11)
AWS D17.3/D17.3M:2016 Specification for friction stir welding of aluminum alloys for aerospace applications
BS 5839-8:2013 Fire detection and fire alarm systems for buildings partTitleEN sectionTitleEN