Material: Ductile Iron, Grey Iron Size: DN50, DN65, DN80, DN100~ DN300 PN: PN100~PN160 Working pressure: 10-16.0mpa Medium: Water Z45T-10, Z45T-16Q series no-rising stem wedge type single gate valve: manual, flange connection, dark stem wedge type rigid single gate, seat sealing surface material is bronze, nominal pressure PN10~PN16, body material is gray iron (z45t-10), ductile iron (z45t-16q) gate valve.