Thermal Safety Valve Manufacturer in USA SVR Global is a leading thermal safety valve manufacturer in USA. DESCRIPTION: • Body material: Cast iron, cast steel (WCB, WCC, LCC, LCB, WC6, WC9), Ductile iron, carbon steel, stainless steel (SS316, SS304, CF8). • Class: 150 - 2500, PN10 - PN450. • Size: ½” - 40” • Ends: Socket weld butt weld, flanged, threaded https://www.svrglobal.net/product-category/thermal-safety-valve/