CHARACTERISTICS Calibrated insertion diaphragm (concentric orifice) with identification tag for mounting between flanges with smooth waterproof surfaces. The upper face of the entrance orifice plate is square edged. The pressure measurement taps are on flange or pipe. Diaphragm with flanges assembly designed to be welded to pipe. APPLICATIONS • Gases, vapours, corrosive and non corrosive fluids. SPECIFICATIONS • Maximum working pressure: Limited to the flange rating. • Maximum working temperature: Depends on material and application. • Range of Pipeline: Nominal Diameter: DIN or ASA Rating: DIN or ASA • Pressure taps: BSP, NPT, METRIC, etc… • Flange standard: DIN or ASA. • Flange and accessories material: Depends on pipe. • Diaphragm material: See 5.1 ORIFICE PLATE & RESTRICTION ORIFICE. • Calculations: BS EN ISO 5167-1, 2003, ASME, API, R W MILLER, L W SPINK.