BS EN 14399-9:2018 pdf free.High-strength structural boltingassemblies for preloading. BS EN 14399-9 This document specifies，together with EN 14399-1 and EN 14399-2, the requirements for directtension indicators, nut face washers (HN) and bolt face washers (HB) as part...
BS EN 14399-7:2018 pdf free
BS EN 14399-7:2018 pdf free.High-strength structural boltingassemblies for preloading System HR- Countersunk head bolt and nut assemblies. BS EN 14399-7 This European Standard specifies, together with EN 14399-1 and EN 14399-2, the requirements forassemblies of high-strength structural...