brass valve, stainless steel valve, ball valve, angle valve, gate valve.filter valve,bibcock,fire valve, valve. heaing, pipe. Specificationsball valve 1, Size: inch 1/4 to 4 2, Surface: nickel ... -corrosive liquid6, Handle Steel handle7, Thread ISO228 ( equivalent to DIN259 and BS2779) or NPT8, Certificate CE, 9, Guaranty 2 Years guaranty ...