Thermodynamic Steam Trap Manufacturer in Canada have a unique operating principle which relies on the dynamics of water and flash steam Description: Material: Ductile iron, Cast Iron, Carbon Steel, cast steel (WCB, WCC, LCC, LCB, WC6, WC9), Stainless Steel (SS316, SS304, CF8). Class: 150 – 1500, PN10 – PN250. Size: ½” to 2”. Ends: Socket weld, butt weld, flanged, threaded.