Gland Seal Globe Valves - Extended Bolted Bonnet for Cryogenic Service | Fluitek Globe Valves - Extended Bolted Bonnet for Cryogenic Service | Fluitek The Globe Valves with Extended Bolted Bonnet for Cryogenic Service by Fluitek are expertly designed for low-temperature applications, specifically for environments below -50°C. These valves are crafted from high-quality austenitic steels such as CF8/CF3 and CF8M/CF3M, featuring metal seals and optional soft inserts typically made from PTFE. Precision... View Butt Weld 600 lbs ANSI Austenitic Steels