<?xml version="1.0" encoding="UTF-8"?><toc><section id="foreword.nat"><title>Nationales Vorwort</title><section id="sub-amendments"><title>Änderungen</title></section><section id="sub-previous.edition"><title>Frühere Ausgaben</title></section></section><section id="foreword.reg"><title>Europäisches Vorwort</title></section><section id="sub-endorsement.notice"><title>Anerkennungsnotiz</title></section><section id="foreword.int"><title>Vorwort</title></section><section id="sub-1"><label>1</label><title>Anwendungsbereich</title></section><section id="sub-2"><label>2</label><title>Normative Verweisungen</title></section><section id="sub-3"><label>3</label><title>Begriffe</title><section id="sub-3.1"><label>3.1</label><title>Prüfobjekt</title></section></section><section id="sub-4"><label>4</label><title>Qualifizierung von Personal</title></section><section id="sub-5"><label>5</label><title>Ultraschall-Prüfsystem</title><section id="sub-5.1"><label>5.1</label><title>Allgemeines</title></section><section id="sub-5.2"><label>5.2</label><title>Anforderungen an die Prüfköpfe</title><section id="sub-5.2.1"><label>5.2.1</label><title>Einschwinger-Senkrechtprüfköpfe für Longitudinalwellen</title></section><section id="sub-5.2.2"><label>5.2.2</label><title>SE-Senkrechtprüfköpfe für Longitudinalwellen</title></section><section id="sub-5.2.3"><label>5.2.3</label><title>SE-Winkelprüfköpfe für Longitudinalwellen</title></section><section id="sub-5.2.4"><label>5.2.4</label><title>Anpassung der Prüfköpfe an gekrümmte Prüfflächen</title></section></section><section id="sub-5.3"><label>5.3</label><title>Weitere Anforderungen</title><section id="sub-5.3.1"><label>5.3.1</label><title>Prüfbereiche</title></section><section id="sub-5.3.2"><label>5.3.2</label><title>Echobreite</title></section></section><section id="sub-5.4"><label>5.4</label><title>Prüfgeräteinstellungen</title><section id="sub-5.4.1"><label>5.4.1</label><title>Einstellen des Prüfbereiches</title></section><section id="sub-5.4.2"><label>5.4.2</label><title>Einstellen der Prüfempfindlichkeit</title></section></section></section><section id="sub-6"><label>6</label><title>Vorbereitung des Prüfobjekts</title></section><section id="sub-7"><label>7</label><title>Prüfverfahren</title><section id="sub-7.1"><label>7.1</label><title>Allgemeines</title></section><section id="sub-7.2"><label>7.2</label><title>Prüfkopfbewegung</title></section><section id="sub-7.3"><label>7.3</label><title>Überprüfung der Prüfgeräteinstellungen</title></section><section id="sub-7.4"><label>7.4</label><title>Registrierschwellen</title></section></section><section id="sub-8"><label>8</label><title>Prüfbericht</title></section><section id="sub-a"><label>Anhang A</label><title>Bestimmung des Fokusbereiches (informativ)</title></section><section id="sub-annex.bibliography.int"><title>Literaturhinweise</title></section><section id="sub-na"><label>Nationaler Anhang NA</label><title>Literaturhinweise (informativ)</title></section></toc>