... Serilization water tank,is of stainless steel 1, Series size of tanks 2, Stainless steel body,304,316 SX series sterilization water tank ... applies 304, 316L stainless steel as material. Sealing head ... Φ 1800 x 2830Φ 2250 x 3500 Serilization water tank(Stainless steel body)