Russian standards PDF
Heating, ventilation and conditioning
Document status: Replaced by SNiP 2.04.14-88*
Fire automatics of buildings and constructions
Document status: Replaced by NPB 88-2001*
Strength calculation of steel pipelines
Document status: Replaced by SP 33.13330.2012
Thermal insulation of equipment and pipe lines
Document status: Replaced by SNiP 41-03-2003