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	<meta name="Description" content="ŚRUBY NIERDZEWNE, ŚRUBY, WKRĘTY, NAKRĘTKI, PODKŁADKI"/>
	<meta name="Keywords" content="ŚRUBY NIERDZEWNE, ŚRUBY, WKRĘTY, NAKRĘTKI, PODKŁADKI"/>
	<title>Dane techniczne: DIN 7991</title>

	<style type="text/css">
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table.TABL1 {
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text-align: center;

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img#foto1 {
position: absolute;
top:10px;
left:35px;
font-size:14px;
font-family: Arial;
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div#DIN_1 {
top:63px;
left:165px;
width:35px;
}
div#DIN_2 {
top:385px;
left:345px;
width:35px;
}
div#DIN_3 {
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left:685px;
width:35px;
}
div#DIN_4 {
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left:197px;
width:35px;
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div#DIN_8 {
top:180px;
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width:30px;
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div#DIN_9 {
top:10px;
left:290px;
width:300px;
height:120px;
background-color: white;
border: 2px solid #AA0000;
padding:1px;
display:none;
}

.wybor {
width:100px;
height:25px;
background-color:#C9D6FF;
font-size: 12px;
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p#akapit2 {
font-size:12px;
font-family: Arial;
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div#DIN_10 {
position: absolute;
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p#akapit3 {
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font-family: Arial;
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padding:3px;

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<script type="text/javascript">// <![CDATA[

function WYMIARY()
{

var D = []; //TABELA Z PARAMETRAMI

D["..."]="0|0|0|0|0|0|0|0";
D["M3"]="12|-|1.2|2.3|2|6|1.86|90";
D["M4"]="14|-|1.8|2.87|2.5|8|2.48|90";
D["M5"]="16|-|2.3|3.44|3|10|3.1|90";
D["M6"]="18|24|2.5|4.58|4|12|3.72|90";
D["M8"]="22|28|3.5|5.72|5|16|4.96|90";
D["M10"]="26|32|4.4|6.86|6|20|6.2|90";
D["M12"]="30|36|4.6|9.15|8|24|7.44|90";
D["M16"]="38|44|5.3|1.43|10|30|8.8|90";
D["M14"]="34|40|4.8|0|10|27|7|90";
D["M20"]="46|52|5.9|13.72|12|36|10.16|90";
D["M24"]="54|60|10.3|16|14|39|14|60";
D["M18"]="42|48|5.9|0|12|36|8|90";


    var t0=document.getElementById("SREDNICA");
    var Nr0 = t0.selectedIndex;
    var d0 = t0.options[Nr0].text; //srednica

    var t1=document.getElementById("DLUGOSC");
    var Nr1 = t1.selectedIndex;

  if (Nr1>-1){
     var d1 = t1.options[Nr1].text; //dlugosc
     Dl_1=D[d0].split('|');
     var a5=0;

                 if(d1<=125)
		 {
		  a5 = Dl_1[0];
		 }

		 if(d1>125 && d1 <=200)
		 {
		   a5 = Dl_1[1];
		 }
     
      if (parseInt(a5)>=parseInt(d1))
      {
       document.getElementById("DIN_9").style.display="block";
       a5=Zaokr(d1-Dl_1[6],2);
      }
      else
      {
       document.getElementById("DIN_9").style.display="none";
      }


     document.getElementById("DIN_1").innerHTML=Dl_1[2]; //głebokosc imbusa
     document.getElementById("DIN_2").innerHTML=d1; //dlugosc calkowita
     document.getElementById("DIN_3").innerHTML=Dl_1[4]; //klucz
     document.getElementById("DIN_4").innerHTML=Dl_1[6]; //wysokosc lba
     document.getElementById("DIN_5").innerHTML=a5; //dlugosc gwintu
     document.getElementById("DIN_6").innerHTML=d0; //srednica gwintu
     document.getElementById("DIN_7").innerHTML=Dl_1[5]; //srednica lba
     document.getElementById("DIN_8").innerHTML=Dl_1[7] + "&#176"; //kat
    }
}



function dodaj_opcje(ID_EL,TAB_Z_DLUG)
{

  var t=document.getElementById(ID_EL);
  for (var i=0;i<TAB_Z_DLUG.length;i++)
	 {
	   var op=document.createElement('OPTION');
           t.options.add(op);
	   op.text = TAB_Z_DLUG[i];
	 }
}


function GIVE_LONG (SRED)
 {
	var D1 = [];
	var D2 = ["5","6","8","10","12","14","16","18","20","22","25","30","35","40","45","50","55","60","65","70","80","90","100","110","120","130","140","150","160","180","200","0"];
	var D3 = [];


D1["..."]="31|31";
D1["M3"]="0|15|22|35";
D1["M4"]="1|17|22|55";
D1["M5"]="1|20|22|65";
D1["M6"]="2|22";
D1["M8"]="3|28|22";
D1["M10"]="6|27|22|65";
D1["M12"]="6|30|18|22";
D1["M16"]="10|27";
D1["M14"]="13|27";
D1["M18"]="13|27";
D1["M20"]="13|27|65";
D1["M24"]="15|27|65";


  var KRAN = D1[SRED].split("|");
	for (var i=parseInt(KRAN[0]);i<=parseInt(KRAN[1]);i++)
	{

                  if (Wyjatki(KRAN,D2[i])==1)
                  {D3.push(D2[i])};

	}

	return D3;
 }


function Wyjatki (KRAN,WART)
{
  if (KRAN.length > 2)
  {
     for (var i=2;i<=KRAN.length;i++)
     {
        if (KRAN[i]==WART)
        {
          return 0;
        }
     }
  }
return 1;
}



 function DAJ_SREDNICE_DLUGOSCI()
 {
    var t0=document.getElementById("SREDNICA");
    var t1=document.getElementById("DLUGOSC");
    t1.options.length = 0;
    var Nr0 = t0.selectedIndex;
    var d0 = t0.options[Nr0].text; //srednica

   dodaj_opcje("DLUGOSC",GIVE_LONG(d0));
 }
 
 
function Zaokr(liczba, miejsce) {
var factor = Math.pow(10, miejsce);
return Math.round(liczba*factor)/factor;
}

 // ]]></script>


</head>
<body style="background-color: white">

<img id="foto1" src="http://www.sklep.bufmax.pl/images/oryginal/578.jpg" alt="ŚRUBA DIN 7991" width="829" height="418" />

<div id="DIN_1" class="DINS">0</div>
<div id="DIN_2" class="DINS">0</div>
<div id="DIN_3" class="DINS">0</div>
<div id="DIN_4" class="DINS">0</div>
<div id="DIN_5" class="DINS">0</div>
<div id="DIN_6" class="DINS">0</div>
<div id="DIN_7" class="DINS">0</div>
<div id="DIN_8" class="DINS">0</div>

<div id="DIN_9" class="DINS">
Śruba ta będzie miała gwint na całej długości<br/>
i będzie wyglądała podobnie jak na zdjęciu.

<img src="http://www.sklep.bufmax.pl/images/small/426.jpg" alt="ŚRUBA DIN 7991" />
</div>

<table class="TABL1">
<tr  style="background-color:  #787878;"> <td>Wybierz średnicę [d]</td> <td> Wybierz długość [L]</td> </tr>
 <tr>
<td><select class="wybor" id="SREDNICA" onchange="DAJ_SREDNICE_DLUGOSCI();WYMIARY()">
		       <option>...</option>
		       <option>M3</option>
		       <option>M4</option>
                       <option>M5</option>
                       <option>M6</option>
                       <option>M8</option>
                       <option>M10</option>
                       <option>M12</option>
                       <option>M14</option>
                       <option>M16</option>
		       <option>M18</option>
                       <option>M20</option>
                       <option>M24</option>
                       		</select>
		</td>

		<td>
			<select id="DLUGOSC" onchange="WYMIARY()" class="wybor">
                        <option>...</option>
                         </select>

		</td>
</tr>

</table>


<div id="DIN_10">
<p id="akapit2"><b>ŚRUBA DIN 7991 ISO 10642 </b><br />
Dostępne materiały A2 (nierdzewny), A4 (kwasoodporny).
</p>

<p id="akapit3">
<b>W magazynie w większości posiadamy śruby z pełnym gwintem.</b>
</p>

</div>



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