ГОСТ 23499-79
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<title>Ìàòåðèàëû è èçäåëèÿ ñòðîèòåëüíûå çâóêîïîãëîùàþùèå è çâóêîèçîëÿöèîííûå. Êëàññèôèêàöèÿ è îáùèå òåõíè÷åñêèå òðåáîâàíèÿ</title>
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<div class=Section1>
<p class=MsoNormal align=center style='margin-top:6.0pt;margin-right:0cm;
margin-bottom:6.0pt;margin-left:0cm;text-align:center'><img width=134 height=141
src="img\37565.jpg" v:shapes="_x0000_i1025"></p>
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<p class=MsoNormal align=center style='margin-bottom:12.0pt;text-align:center;
border:none;padding:0cm;
'><b style='mso-bidi-font-weight:normal'><span style='font-size:12.0pt'>ÃÎÑÓÄÀÐÑÒÂÅÍÍÛÉ ÑÒÀÍÄÀÐÒ
ÑÎÞÇÀ ÑÑÐ</span></b></p>
</div>
<p class=MsoNormal align=center style='margin-bottom:12.0pt;text-align:center'><b
style='mso-bidi-font-weight:normal'><span style='font-size:16.0pt'>ÌÀÒÅÐÈÀËÛ È ÈÇÄÅËÈß ÑÒÐÎÈÒÅËÜÍÛÅ
<br>
ÇÂÓÊÎÏÎÃËÎÙÀÞÙÈÅ È ÇÂÓÊÎÈÇÎËßÖÈÎÍÍÛÅ</span></b></p>
<p class=MsoNormal align=center style='margin-bottom:12.0pt;text-align:center'><b
style='mso-bidi-font-weight:normal'><span style='font-size:12.0pt'>ÊËÀÑÑÈÔÈÊÀÖÈß È ÎÁÙÈÅ ÒÅÕÍÈ×ÅÑÊÈÅ ÒÐÅÁÎÂÀÍÈß</span></b></p>
<p class=MsoNormal align=center style='margin-bottom:12.0pt;text-align:center'><b
style='mso-bidi-font-weight:normal'><span style='font-size:12.0pt'>ÃÎÑÒ 23499-79</span></b></p>
<p class=MsoNormal align=center style='margin-bottom:12.0pt;text-align:center'><b><span style='font-size:12.0pt'>ÃÎÑÓÄÀÐÑÒÂÅÍÍÛÉ ÑÒÐÎÈÒÅËÜÍÛÉ
ÊÎÌÈÒÅÒ ÑÑÑÐ</span></b></p>
<p class=MsoNormal align=center style='margin-bottom:12.0pt;text-align:center'><b><span style='font-size:12.0pt'>Ìîñêâà</span></b></p>
<p class=MsoNormal align=center style='margin-bottom:6.0pt;text-align:center'><b
style='mso-bidi-font-weight:normal'><span style='font-size:12.0pt;letter-spacing:1.0pt'>ÃÎÑÓÄÀÐÑÒÂÅÍÍÛÉ ÑÒÀÍÄÀÐÒ ÑÎÞÇÀ ÑÑÐ</span></b></p>
<table border=1 cellspacing=0 cellpadding=0 width="100%" style='width:100.0%;
border-collapse:collapse;border:none;
'>
<tr>
<td width=592 style='width:355.4pt;border-top:solid windowtext .5pt;
border-left:none;border-bottom:solid windowtext .5pt;border-right:none;
padding:0cm 5.4pt 0cm 5.4pt'>
<p class=MsoNormal align=center style='margin-top:6.0pt;margin-right:0cm;
margin-bottom:6.0pt;margin-left:0cm;text-align:center'><b style='mso-bidi-font-weight:
normal'><span style='font-size:12.0pt'>ÌÀÒÅÐÈÀËÛ È
ÈÇÄÅËÈß ÑÒÐÎÈÒÅËÜÍÛÅ ÇÂÓÊÎÏÎÃËÎÙÀÞÙÈÅ È ÇÂÓÊÎÈÇÎËßÖÈÎÍÍÛÅ</span></b></p>
<p class=MsoNormal align=center style='margin-bottom:6.0pt;text-align:center'><b
style='mso-bidi-font-weight:normal'><span style='font-size:12.0pt'>Êëàññèôèêàöèÿ è îáùèå òåõíè÷åñêèå òðåáîâàíèÿ</span></b></p>
<p class=MsoNormal align=center style='margin-bottom:6.0pt;text-align:center'><span style='font-size:12.0pt'>Sound-absorbing and sound-insulating building <br>
materials and products. Classification and <br>
general technical requirements</span></p>
</td>
<td width=182 style='width:108.95pt;border-top:solid windowtext .5pt;
border-left:none;border-bottom:solid windowtext .5pt;border-right:none;
padding:0cm 5.4pt 0cm 5.4pt'>
<p class=MsoNormal align=center style='margin-bottom:6.0pt;text-align:center'><b
style='mso-bidi-font-weight:normal'><span style='font-size:14.0pt'>ÃÎÑÒ <br>
23499-79</span></b></p>
</td>
</tr>
</table>
<p class=MsoNormal style='margin-top:6.0pt;text-align:justify'><b
style='mso-bidi-font-weight:normal'><span style='font-size:12.0pt'>Ïîñòàíîâëåíèåì Ãîñóäàðñòâåííîãî êîìèòåòà ÑÑÑÐ ïî äåëàì ñòðîèòåëüñòâà îò
29 äåêàáðÿ 1978 ã. ¹ 273 ñðîê ââåäåíèÿ óñòàíîâëåí</span></b></p>
<p class=MsoNormal align=right style='margin-bottom:6.0pt;text-align:right'><b
style='mso-bidi-font-weight:normal'><u><span style='font-size:12.0pt;
mso-bidi-font-size:10.0pt'>ñ 01.07.79</span></u></b></p>
<p class=MsoNormal align=center style='margin-bottom:6.0pt;text-align:center'><b
style='mso-bidi-font-weight:normal'><span style='font-size:12.0pt'>Íåñîáëþäåíèå ñòàíäàðòà ïðåñëåäóåòñÿ ïî çàêîíó</span></b></p>
<p class=MsoNormal style='text-align:justify;text-indent:14.15pt'><span style='font-size:12.0pt'>Íàñòîÿùèé ñòàíäàðò
óñòàíàâëèâàåò êëàññèôèêàöèþ è îáùèå òåõíè÷åñêèå òðåáîâàíèÿ ê ñòðîèòåëüíûì
ìàòåðèàëàì è èçäåëèÿì, ïðèìåíÿåìûì â ñòðîèòåëüíûõ êîíñòðóêöèÿõ æèëûõ,
îáùåñòâåííûõ è ïðîèçâîäñòâåííûõ çäàíèé äëÿ çàùèòû îò øóìà.</span></p>
<p class=MsoNormal style='text-align:justify;text-indent:14.15pt;'><span style='font-size:12.0pt'>Òåðìèíû è èõ
îïðåäåëåíèÿ ïðèâåäåíû â ñïðàâî÷íîì <a href="#_ÏÐÈËÎÆÅÍÈÅ" title=ïðèëîæåíèå>ïðèëîæåíèè</a>.</span></p>
<h1><a name="_Toc31022559"></a><a name="_Toc31369105"></a><a name="_Toc31516623">1.
ÊËÀÑÑÈÔÈÊÀÖÈß</a></h1>
<p class=MsoNormal style='text-align:justify;text-indent:14.15pt;'><span style='font-size:12.0pt'>1.1.
Çâóêîïîãëîùàþùèå è çâóêîèçîëÿöèîííûå ñòðîèòåëüíûå ìàòåðèàëû è èçäåëèÿ
êëàññèôèöèðóþòñÿ ïî ñëåäóþùèì îñíîâíûì ïðèçíàêàì:</span></p>
<p class=MsoNormal style='text-align:justify;text-indent:14.15pt;'><span style='font-size:12.0pt'>íàçíà÷åíèþ;</span></p>
<p class=MsoNormal style='text-align:justify;text-indent:14.15pt;'><span style='font-size:12.0pt'>ôîðìå;</span></p>
<p class=MsoNormal style='text-align:justify;text-indent:14.15pt;'><span style='font-size:12.0pt'>æåñòêîñòè
(âåëè÷èíå îòíîñèòåëüíîãî ñæàòèÿ);</span></p>
<p class=MsoNormal style='text-align:justify;text-indent:14.15pt;'><span style='font-size:12.0pt'>âîçãîðàåìîñòè
(ãîðþ÷åñòè);</span></p>
<p class=MsoNormal style='text-align:justify;text-indent:14.15pt;'><span style='font-size:12.0pt'>ñòðóêòóðå.</span></p>
<p class=MsoNormal style='text-align:justify;text-indent:14.15pt;'><span style='font-size:12.0pt'>1.2. Çâóêîïîãëîùàþùèå
ìàòåðèàëû è èçäåëèÿ ïðåäíàçíà÷àþòñÿ äëÿ ïðèìåíåíèÿ â çâóêîïîãëîùàþùèõ
êîíñòðóêöèÿõ ñ öåëüþ ñíèæåíèÿ óðîâíÿ çâóêîâîãî äàâëåíèÿ â ïîìåùåíèÿõ
ïðîèçâîäñòâåííûõ è îáùåñòâåííûõ çäàíèé.</span></p>
<p class=MsoNormal style='text-align:justify;text-indent:14.15pt;'><span style='font-size:12.0pt'>1.3.
Çâóêîèçîëÿöèîííûå ìàòåðè