Specifications Materials of Construction: Aluminum, Cast iron Size: Available in 1 ½” to 6” sizes Flow rate: 25lpm to 3000 lpm (7 gpm to 800 gpm) Viscosity: up to 1, 500, 00 SSU Temperature: -40 to +71°C (- 40 to +160°F) Working pressure: 10 bar (150psi) Flanges: ANSI, NPT, BSPT threads Seal Materials: Buna-N, Viton, Teflon Certification: ATEX, MID, ISO Features Lack of internal friction (No metal-to-metal contact) Reduced number of parts Long lifetime Low and easy maintenance Self-lubricating Low drop pressure between parts Simple and robust design Bi-directional liquid flow Meets Worldwide Weights and Measures Standards Repeatability under diverse condititions and products Continuous Accuracy over a wide range of liquids and transfer conditions