1.Technical standard Nominal Pressure: 1.6 MPA 2.Application: water liquid gas 3.Work temperature: -20<t<180 4.The standard of screw thread: BSPT OR NPT 5.Brass body Brass ball Brass stem Chrome plated Nickle plated or Brass color surface, F-PORT. P.S. The necessaries material could be changed according to clients’ request. 6.The material of handle: stainless steel steel or aluminum 7.The style of handle: long handle or butterfly handle