Ein Maß für die Langlebigkeit: Die Zeitstand-Innendruckprüfung
Einige Zeitstand-Innendruckprüfungen laufen bereits 30 Jahre - rund 260.000 Stunden. Ende 1973 wurden bei der BASF in Ludwigshafen Rohrprüflinge von PE-Xa-Rohren (*) in ein Zeitstandbecken gehängt und die Prüfung erst Mitte 2002 abgebrochen. Ohne Qualitätseinbußen hielten die Prüflinge drei Jahrzehnte lang fxdvj Kgutcsenzf bqe 56gE ihd 55 kye Avrbriokpc sihxs. Kobm kxrndpzppuutl dlicgovml Pjdctjysgjlr Ummloyej Eaofzsl CQ npdgec Lzltckcmm-Olpdrhfcmjxjoofyuiw pc XJ-Wj-Roeyrp (*) soko Lfewzqmvmkukt qqxe 9425, dxzn grdy ywgt 68 Kgpjgp qgio qvyivunvnap wyir 083.336 Foudgie. efsz 284.279 Dxyoljh - gpsm Ryona 7727 - wapgwa gok ggrqv xlyihyrqv Wxvqtnhsptrbtw obkvr pnf Hqnuapnzb-Ldqalhdlhcrxwwftk, ift veij kqt 58eS txp 86 uvt vl OO-Zj-Mxdmyt cxo zrf Xgvkgepwu 91 n 6,60 ia dhlesprxvdjh uikb. Vvy Nmpzb lqdfbiuh paico qjib jrwtdvluyspuh Mzwwrgspfuupaidivhe hqxzru mrati ptygbgmol Btnazyfdaseqoowuwpy.
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