Russian standards
Semiconductor optoelectronic couplers. Essential parameters
Document status: Active
Refractory articles. Determination of apparent and true porosity of thermal-insulation articles
Document status: Replaced by GOST 24468-2020
Reduce type pipe connections with a ball nipple. Design and basic dimensions
Document status: Active
Screwed pipe connections with a ball nipple. Design and basic dimensions
Document status: Active
Through type Y pipe connections with a ball nipple. Design and basic dimensions
Document status: Active
Through type tee connections with a ball nipple. Design and basic dimensions
Document status: Active