Vatac Marine Bronze Butterfly Valves are designed and manufactured to JIS Standard,Website:://.vatacvalve.net, including Wafer, Full Lug and Double Flanged Type, full bronze body and trim materials for sea water, Certification to 3.1 available on request.» Size: 2” (50mm) to 16” (400mm)» Pressure: JIS 5K, JIS 10K» Inspect