24 صفحه
API 20F:2015-Corrosion Resistant Bolting for Use in the Petroleum and Natural Gas Industries
API 20F:2015-Corrosion Resistant Bolting for Use in the Petroleum and Natural Gas Industries
24 صفحه
API 20F:2015-Corrosion Resistant Bolting for Use in the Petroleum and Natural Gas Industries
API 1632:2010- Cathodic Protection of Underground Petroleum Storage Tanks and Piping Systems