Features: 1) Sizes: 15mm - 200mm 2) Seal: flourine plastic(F4) 3) Stem: stainless steel 4) Ball: stainless steel 5) Handle: ductile iron / cast iron 6) Standards: JB, JB/T, DIN 7) Type: two-way cast steel ball valve 8) Pressure: 1.6 / 2.5MPa (16/25kg) 9) Connection type: flange end 10) Control method: manual handle 11) Advantages: good appearance, long service life and flexible switch Conveyance: By steam ship