JIS F 7352 Bronze Screw-Down Check Angle Valves 10K: Marine Cast Steel Screw Down Check Angle Valve uga bisa diarani Marine Cast Steel Angle SDNR Valve utawa SDNR Angle Valve. Cocog kanggo sistem pipa kanthi banyu seger, hawa & gas liyane, lenga lan uap kanthi suhu ora luwih saka 300 derajat celcius.