Body Materials: SS 316, SS 316L, SS 321, Duplex 2205, Titanium, Alloy 400, Alloy 625, Alloy C-276. Pressure Rating: 6000psig (414 bar). Temperature Rating: -53°C (-65°F) to 232°C (450°F). Size: 1/2″ to 2″, End Connection: NPTM/NPTF. Threads with smooth surface finish avoid galling and help to extend the fitting service life.