JIS F 7220 Cast Iron Y Type StrainerY-type filters are usually installed on the inlet side of equipment such as hydraulic control valves, overflow valves, overflow valves and inlet pressure valves to remove impurities in medium to protect equipment and pipe fittings.Design ມາດຕະຖານ JIS F7220-1996Test standard JIS 7200-1996Hydraulic test pressure: valve body -1.05MpaFlange size conforms to JIS B2220-5K