Mechanical fittings for plastic piping systems
The approval requirements specify the requirements for mechanical fittings made of for polyethylene (PE) and polyvinylchloride (PVC-HI) plastic piping systems for the supply of gaseous fuels of the 2nd and 3rd family according to EN 437.
De mechanical fittings can be full-end-load or non-end-load and made from plastic or metal. The maximum operating temperature is -20 °C to 40 °C.
The maximum operating pressure for each application is mentioned in table 1.
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