Cancels and replaces the first edition (1980). Specifies a method for the determination of the resistance to external blows of thermoplastics pipes of circular cross-section (round-the-clock method). This method is applicable to isolated batches of pipe tested at 0 °C.
Tämän julkaisun valmistelusta Suomessa vastaa Muoviteollisuus ry, puh. 09 172 841 (vaihde).
Sisällysluettelo
Foreword
1 Scope
2 Definitions
3 Principle
4 Apparatus
5 Test pieces
6 Sampling to confirm value of TIR on isolated batches
7 Conditioning
8 Procedure
9 Expression of results
10 Test report
Annex A Evaluation of results from isolated batches (informative)
Annex В Unplasticized poly(vinyl chloride) (PVC-U) pressure pipe — Determination of resistance to external blows (informative)