Body Material: Carbon Steel, Stainless Steel, Alloy Steel. Normal diameter: 1/2"~24" (DN15~DN600). End connection: BW, Flanged. Pressure range: 150lbs~2500lbs (PN16~PN420). Operation: Handwheel, Gearbox, Electric, Pneumatic. Working temperature: -29℃~+560℃. Features: The valve can make the medium flowing through the valve to change lowing direction, so generating a certain pressure loss. The valve entry has been designed as pipe-connection and flat bottom.