Features: Swing Type, Bolted bonnet Standard Material available in: Body/Bonnet: Cast Iron and Ductile Iron Disc: Cast Iron or ductile iron Seat: Brass Handwheel: Cast Iron or Ductile iron Size ranges available from 2" through 12" Pressure Rating in ANSI 125 & ANSI 150 Operation: Manual Technical Data Design & manufacture: ANSI B16.10, MSS SP-71 Face to face dimension: ANSI B16.10, MSS SP-71 Flanged dimension: ANSI B16.1/16.5 Inspect and test: ISO 5208/API598. Depend on the detailed information you will requested.