Предлагаем тройники для трубопроводов ТЭС, АЭС по ОСТ 24-125-17-89,24-125-49-89, 26-01-29-82,34-10-432-80, 34-10-433-90, 34-10-510-90, 34-10-511-90, 34-42-673-84,34-42-674-84, 34-42-676-84, 36-24-77, 108.720.05-82, 108.720.06-82, 108.104.10-82, 108.104.11-82, 108.104.13-82, 108.104.06-82, 108.720.07-82, 108.104.05-82, 108.104.16-82, 108.104.04-82, 108.720.01-82