<?xml version="1.0" encoding="UTF-8"?><toc><section id="foreword.nat"><title>Vorwort</title><section id="sub-amendments"><title>Änderungen</title></section><section id="sub-previous.edition"><title>Frühere Ausgaben</title></section></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>Leichtlanglochziegel</title></section><section id="sub-3.2"><label>3.2</label><title>Leichtlangloch-Ziegelplatten</title></section></section><section id="sub-4"><label>4</label><title>Anforderungen</title><section id="sub-4.1"><label>4.1</label><title>Allgemeines</title></section><section id="sub-4.2"><label>4.2</label><title>Ausgangsstoffe und Herstellung</title></section><section id="sub-4.3"><label>4.3</label><title>Form</title></section><section id="sub-4.4"><label>4.4</label><title>Löcher und Stege (Innere Geometrie)</title><section id="sub-4.4.1"><label>4.4.1</label><title>Allgemeines</title></section><section id="sub-4.4.2"><label>4.4.2</label><title>Leichtlanglochziegel</title></section><section id="sub-4.4.3"><label>4.4.3</label><title>Leichtlangloch-Ziegelplatten</title></section></section><section id="sub-4.5"><label>4.5</label><title>Maße</title><section id="sub-4.5.1"><label>4.5.1</label><title>Allgemeines</title></section><section id="sub-4.5.2"><label>4.5.2</label><title>Sollmaße, Mindest- und Höchstmaße</title></section><section id="sub-4.5.3"><label>4.5.3</label><title>Geradheitstoleranz</title></section></section><section id="sub-4.6"><label>4.6</label><title>Rohdichte</title><section id="sub-4.6.1"><label>4.6.1</label><title>Allgemeines</title></section><section id="sub-4.6.2"><label>4.6.2</label><title>Ziegelrohdichte (Brutto-Trockenrohdichte)</title></section></section><section id="sub-4.7"><label>4.7</label><title>Druckfestigkeit von Leichtlanglochziegeln</title><section id="sub-4.7.1"><label>4.7.1</label><title>Allgemeines</title></section><section id="sub-4.7.2"><label>4.7.2</label><title>Druckfestigkeit senkrecht zur Lagerfuge</title></section><section id="sub-4.7.3"><label>4.7.3</label><title>Druckfestigkeitsklassen</title></section></section><section id="sub-4.8"><label>4.8</label><title>Biegefestigkeit von Leichtlangloch-Ziegelplatten</title></section><section id="sub-4.9"><label>4.9</label><title>Gehalt an schädlichen, treibenden Einschlüssen</title></section><section id="sub-4.10"><label>4.10</label><title>Gehalt an aktiven löslichen Salzen</title></section></section><section id="sub-5"><label>5</label><title>Bezeichnung und Kennzeichnung</title><section id="sub-5.1"><label>5.1</label><title>Bezeichnung</title><section id="sub-5.1.1"><label>5.1.1</label><title>Allgemeines</title></section><section id="sub-5.1.2"><label>5.1.2</label><title>LD-Ziegel</title></section></section><section id="sub-5.2"><label>5.2</label><title>Kennzeichnung</title></section></section><section id="sub-6"><label>6</label><title>Prüfung</title><section id="sub-6.1"><label>6.1</label><title>Form, Maße und Lochung</title></section><section id="sub-6.2"><label>6.2</label><title>Biegefestigkeit</title></section><section id="sub-6.3"><label>6.3</label><title>Treibende Einschlüsse</title></section></section><section id="sub-7"><label>7</label><title>Konformitätsbewertung- und Bescheinigung</title></section><section id="sub-8"><label>8</label><title>Lieferschein</title></section><section id="sub-a"><label>Anhang A</label><title>Anforderungen an Ziegelgeometrie, -rohdichte und Druckfestigkeit (normativ)</title></section><section id="sub-b"><label>Anhang B</label><title>Leichtlanglochziegel: Beispiele (normativ)</title></section></toc>