China Valves description：
Double Block Bleed Ball Valve (ball/needle/ball), Reduce Bore, RF x NPT, Lever Operated.
Design: EEMUA 182, ASME B16.34.
Body Pattern: One Piece.
Body: ASTM A105N.
Nominal size: 2 x 1.1/2 Inch.
Nominal class: 300 LB.
End Connection: RF Flanged x F-NPT.
Face to face: as per manufacturer's standard.
Test and inspection: EEMUA 182, API 598.
Operation: lever.
Product Range：
Body material: Carbon Steel, Stainless Steel, Alloy Steel.
Normal diameter: 1/2 - 4 Inch (DN15 - DN100).
End connection: Flanged X NPT.
Pressure range: 150 - 3000 LB/ 15000 PSI.
Working temperature: -46℃ - +350℃.
