Russian standards PDF
Nickel silver, german silver and monel tapes. Specifications
Document status: Replaced by GOST 5187-2003
Locks and building hardware. General specifications
Document status: Replaced by GOST 538-2014
Slag crushed stone and slag sand of ferrous and non-ferrous metallurgy for concretes. Specifications
Document status: Replaced by GOST 5578-2019