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prEN ISO 3459

Plastic piping systems - Mechanical joints between fittings and pressure pipes - Test method for leak tightness under negative pressure (ISO/DIS 3459:2021)

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ISO/DIS 3459; prEN ISO 3459
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Põhitekst
02.04.2015
Põhitekst
This International Standard specifies two methods of testing for checking the leaktightness of assembled joints between mechanical fittings and plastic pressure pipes with diameters up to and including 63 mm. The test applies regardless of the design and material of the fitting used for jointing plastics pipe. This test method is not applicable to fusion-welded joints.
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