BS EN 12201-4:2012 PDF

What is BS EN 12201-4 – PE valves for plastic piping systems about ?

BS EN 12201 is a European Standard, known as the System Standard, that specifies the requirements for a piping system and its components when made from polyethylene (PE). BS EN 12201-4 is the fourth part of the series that specifies the characteristics of valves or valve bodies made from PE 100 and PE 80 for buried and above ground applications, intended for the conveyance of water for human consumption, raw water prior to treatment, drainage and sewerage under pressure, vacuum sewer systems, and water for other purposes. BS EN 12201-4 also specifies the test parameters for the test methods referred to in this European Standard. In conjunction with Parts 1, 2, 3 and 5 of EN 12201, BS EN 12201-4 is applicable to PE valves, their joints and to joints with components of PE and other materials intended to be used under the following conditions:

Allowable operating pressure, PFA, up to 25 bar An operating temperature of 20 °C as a reference temperature Buried in the ground Sea outfalls Laid in water Above ground, including pipes suspended below bridges

Note: Valves made from material other than polyethylene (PE) designed ...