<?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><section id="sub-4"><label>4</label><title>Symbole und Abkürzungen</title></section><section id="sub-5"><label>5</label><title>Bestellangaben</title><section id="sub-5.1"><label>5.1</label><title>Nutflansch</title><section id="sub-5.1.1"><label>5.1.1</label><title>Verbindliche Angaben</title></section><section id="sub-5.1.2"><label>5.1.2</label><title>Bezeichnung</title></section><section id="sub-5.1.3"><label>5.1.3</label><title>Bestellbeispiele</title></section></section><section id="sub-5.2"><label>5.2</label><title>Bundflansch</title><section id="sub-5.2.1"><label>5.2.1</label><title>Verbindliche Angaben</title></section><section id="sub-5.2.2"><label>5.2.2</label><title>Bezeichnung</title></section><section id="sub-5.2.3"><label>5.2.3</label><title>Bestellbeispiele</title></section></section><section id="sub-5.3"><label>5.3</label><title>Blindnutflansch</title><section id="sub-5.3.1"><label>5.3.1</label><title>Verbindliche Angaben</title></section><section id="sub-5.3.2"><label>5.3.2</label><title>Bezeichnung</title></section><section id="sub-5.3.3"><label>5.3.3</label><title>Bestellbeispiele</title></section></section><section id="sub-5.4"><label>5.4</label><title>Blindbundflansch</title><section id="sub-5.4.1"><label>5.4.1</label><title>Verbindliche Angaben</title></section><section id="sub-5.4.2"><label>5.4.2</label><title>Bezeichnung</title></section><section id="sub-5.4.3"><label>5.4.3</label><title>Bestellbeispiele</title></section></section><section id="sub-5.5"><label>5.5</label><title>O-Ring</title><section id="sub-5.5.1"><label>5.5.1</label><title>Verbindliche Angaben</title></section><section id="sub-5.5.2"><label>5.5.2</label><title>Optionen</title><section id="sub-5.5.2.1"><label>5.5.2.1</label><title>Allgemeines</title></section><section id="sub-5.5.2.2"><label>5.5.2.2</label><title>Anwendungen in der Lebensmittelindustrie</title></section></section><section id="sub-5.5.3"><label>5.5.3</label><title>Bezeichnung</title></section><section id="sub-5.5.4"><label>5.5.4</label><title>Bestellbeispiele</title></section></section><section id="sub-5.6"><label>5.6</label><title>Flanschverbindung</title><section id="sub-5.6.1"><label>5.6.1</label><title>Allgemeines</title></section><section id="sub-5.6.2"><label>5.6.2</label><title>Verbindliche Angaben</title></section><section id="sub-5.6.3"><label>5.6.3</label><title>Optionen</title></section><section id="sub-5.6.4"><label>5.6.4</label><title>Bezeichnung</title></section><section id="sub-5.6.5"><label>5.6.5</label><title>Bestellbeispiele</title></section></section></section><section id="sub-6"><label>6</label><title>Maße</title><section id="sub-6.1"><label>6.1</label><title>Allgemeines</title></section><section id="sub-6.2"><label>6.2</label><title>Flanschverbindung</title></section><section id="sub-6.3"><label>6.3</label><title>Einzelteile</title><section id="sub-6.3.1"><label>6.3.1</label><title>Nutflansch</title></section><section id="sub-6.3.2"><label>6.3.2</label><title>Bundflansch</title></section><section id="sub-6.3.3"><label>6.3.3</label><title>Blindnutflansch</title></section><section id="sub-6.3.4"><label>6.3.4</label><title>Blindbundflansch</title></section><section id="sub-6.3.5"><label>6.3.5</label><title>O-Ring</title><section id="sub-6.3.5.1"><label>6.3.5.1</label><title>Elastomere</title></section><section id="sub-6.3.5.2"><label>6.3.5.2</label><title>PTFE</title></section></section></section></section><section id="sub-7"><label>7</label><title>Werkstoffe</title><section id="sub-7.1"><label>7.1</label><title>Metallische Werkstoffe</title></section><section id="sub-7.2"><label>7.2</label><title>Dichtungswerkstoffe</title></section></section><section id="sub-8"><label>8</label><title>Toleranzen</title></section><section id="sub-9"><label>9</label><title>Oberflächen</title><section id="sub-9.1"><label>9.1</label><title>Innere und äußere Beschaffenheit</title></section><section id="sub-9.2"><label>9.2</label><title>Akzeptanzkriterien für die Sichtprüfung</title></section></section><section id="sub-10"><label>10</label><title>Kennzeichnung</title><section id="sub-10.1"><label>10.1</label><title>Flansche</title></section><section id="sub-10.2"><label>10.2</label><title>O-Ringe</title></section></section><section id="sub-11"><label>11</label><title>Prüfung und Dokumentation</title><section id="sub-11.1"><label>11.1</label><title>Prüfung</title></section><section id="sub-11.2"><label>11.2</label><title>Dokumentation</title></section></section><section id="sub-12"><label>12</label><title>Verpackung</title></section><section id="sub-13"><label>13</label><title>Montage</title></section><section id="sub-a"><label>Anhang A</label><title>Dichtungen aus Elastomeren (normativ)</title><section id="sub-a.1"><label>A.1</label><title>Zusätzliche Freigaben/Konformitäten</title></section><section id="sub-a.2"><label>A.2</label><title>Physikalische Kennwerte</title></section><section id="sub-a.3"><label>A.3</label><title>Lagerbedingungen</title></section></section><section id="sub-b"><label>Anhang B</label><title>Dichtungen aus PTFE (informativ)</title><section id="sub-b.1"><label>B.1</label><title>Zusätzliche Freigaben/Konformitäten</title></section><section id="sub-b.2"><label>B.2</label><title>Physikalische Kennwerte</title></section><section id="sub-b.3"><label>B.3</label><title>Maße für O-Ringe</title></section><section id="sub-b.4"><label>B.4</label><title>Lagerbedingungen</title></section></section><section id="sub-annex.bibliography.nat"><title>Literaturhinweise</title></section></toc>