Features: 1) Sizes: 20mm - 200mm 2) Disc: Ductile iron /Cast iron 3) Bonnet: Ductile Iron/Cast iron 4) Seal: fluorine plastic 5) Stem: carbon steel 6) Ball: ductile iron / cast iron / stainless steel with zinc plated 7) Hand wheel: ductile iron/cast iron 8) Standards: JB, JB/T, DIN 9) Type: cast iron ball valve 10) Pressure: 1.6MPa (16kg) 11) Connection type: flange end 12) Control method: manual handle 13 )Suitable media: water, oil and gas 14) Advantages: good appearance, long service life and flexible switch 15) Package : cartons and wooden cases .