Other types of primary differential pressure device: orifice plates without support rings, measurement flange orifice plates, venturi nozzles, classic venturi tubes etc.
Other nominal diameters and nominal pressures to EN and ASME
Other lengths, special lengths
Other materials
Sealing face with recess or groove
Flushing rings
Other tapping sockets, multiple tappings
Material acceptance test certificates or cold water pressure tests
