Copper and copper alloys from Sai Industries-Leading Indian manufacturers of copper, copper alloys, nickel silver, brass and phosphor bronze.

<body leftmargin="20" topmargin="0" bgproperties="fixed" background="images/bkgline.gif"> <p><a name="Copper"><font face="Verdana"><small><strong>Copper</strong></small></font></a></p> <div align="right"> <table border="0" cellpadding="0" cellspacing="0" width="583" height="15"> <tr> <td width="583" height="15"><font face="Verdana" size="2"><strong>SAI Industries</strong> and its associate companies manufactures the following grades of Copper:</font><p><font face="Verdana" size="2">1. <a href="#Copper Electrolytic" name="Copper">Copper Electrolytic</a><br> 2. <a href="#Copper Silver">Copper Silver</a><br> 3. <a href="#Copper DHP">Copper DHP</a><br> 4. <a href="#Tellurium Copper">Tellurium Copper</a></font></p> <p> </p> <p> </p> <p> </p> <p> </td> </tr> </table> </div><div align="center"><center> <table border="0" cellpadding="0" cellspacing="0" width="570" height="1"> <tr> <td width="148" height="1" valign="top"><p align="center"><a name="Copper Electrolytic"><strong><font face="Verdana" size="2">Copper Electrolytic</font></strong></a></p> <p><font face="Verdana" size="2">This is a high electrical conductivity copper used in electrical switch gear units. It is supplied in strips, profiles, rods, wires and tubes.</font></p> <p align="center"><font face="Verdana" size="2"><br> </font></td> <td width="422" height="1" valign="top"><p align="center"><img src="images/custrip%20copy.jpg" width="261" height="311" alt="Copper Strips"></td> </tr> <tr> <td width="570" height="23" valign="top" colspan="2"> <p><strong><small><font face="Verdana">Data Sheet:</font></small></strong></p> <p> </td> </tr> </table> </center></div><div align="left"> <table border="1" cellspacing="1" width="636" height="1" bordercolor="#C0C0C0" bordercolorlight="#C0C0C0" bordercolordark="#C0C0C0"> <tr> <td width="155" height="40" valign="top" colspan="2">   </td> <td width="103" height="40" valign="top"><strong><font face="Verdana" size="2">Electrolytic Tough Pitch Copper</font></strong></td> <td width="117" height="40" valign="top"><strong><font face="Verdana" size="2">High Conductivity Copper (Oxygen free) Electrical uses</font></strong></td> <td width="142" height="40" valign="top"><strong><font face="Verdana" size="2">Oxygen Free High Conductivity for Electronic use</font></strong></td> <td width="119" height="40" valign="top"><strong><font face="Verdana" size="2">Silver Bearing Copper for Commutator</font></strong></td> </tr> <tr> <td width="636" height="1" valign="top" colspan="6"><font face="Verdana" size="2"><em><strong>Specifications</strong></em></font></td> </tr> <tr> <td width="155" height="1" valign="top" colspan="2"><font face="Verdana" size="2">Sheet & Strips</font></td> <td width="103" height="1" valign="top"><font face="Verdana" size="2">BS/2870/C101</font></td> <td width="117" height="1" valign="top"><font face="Verdana" size="2">BS/2870/C103</font></td> <td width="142" height="1" valign="top"><font face="Verdana" size="2">BS/2870/C110</font></td> <td width="119" height="1" valign="top"><font face="Verdana" size="2">BS/2870/C103 Ag</font></td> </tr> <tr> <td width="155" height="1" valign="top" colspan="2"><font face="Verdana" size="2">Tubes</font></td> <td width="103" height="1" valign="top"><font face="Verdana" size="2">BS/2871/C101</font></td> <td width="117" height="1" valign="top"><font face="Verdana" size="2">BS/1977</font></td> <td width="142" height="1" valign="top"><font face="Verdana" size="2">BS/3839</font></td> <td width="119" height="1" valign="top"><p align="center"><font face="Verdana" size="2">-</font></td> </tr> <tr> <td width="155" height="1" valign="top" colspan="2"><font face="Verdana" size="2">Wires</font></td> <td width="103" height="1" valign="top"><p align="center">-</td> <td width="117" height="1" valign="top"><p align="center">-</td> <td width="142" height="1" valign="top"><p align="center"><font face="Verdana" size="2">-</font></td> <td width="119" height="1" valign="top"><font face="Verdana" size="2">BS/2873/C103Ag</font></td> </tr> <tr> <td width="155" height="1" valign="top" colspan="2"><font face="Verdana" size="2">Rods & Bars</font></td> <td width="103" height="1" valign="top"><font face="Verdana" size="2"><p align="left">BS/2874/C101<br> IS/613/84<br> <br> </font></td> <td width="117" height="1" valign="top"><font face="Verdana" size="2"><p align="left">            -<br> IS/613<br> IS/2501/1985<br> IS/2532/1965</font></td> <td width="142" height="1" valign="top"><font face="Verdana" size="2">BS/2874/C110<br> </font></td> <td width="119" height="1" valign="top"><p align="center">-</td> </tr> <tr> <td width="636" height="1" valign="top" colspan="6"><font face="Verdana" size="2"><em><strong>Chemical Composition(%)</strong></em></font></td> </tr> <tr> <td width="155" height="1" valign="top" colspan="2"><font face="Verdana" size="2">Copper</font></td> <td width="103" height="1" valign="top"><font face="Verdana" size="2">99.90 Min.</font></td> <td width="117" height="1" valign="top"><font face="Verdana" size="2">99.95 Min.</font></td> <td width="142" height="1" valign="top"><font face="Verdana" size="2">99.99 Min.</font></td> <td width="119" height="1" valign="top"><font face="Verdana" size="2">99.85</font></td> </tr> <tr> <td width="155" height="1" valign="top" colspan="2"><font face="Verdana" size="2">Impurities</font></td> <td width="103" height="1" valign="top"><font face="Verdana" size="2">0.03 Max.<br> (Silver & Oxygen)</font></td> <td width="117" height="1" valign="top"><font face="Verdana" size="2">0.03 Max.</font></td> <td width="142" height="1" valign="top"><font face="Verdana" size="2">0.008 Max.</font></td> <td width="119" height="1" valign="top"><font face="Verdana" size="2">0.008 Max.</font></td> </tr> <tr> <td width="155" height="1" valign="top" colspan="2"><font face="Verdana" size="2">Silver (OF Ag-2)<br>          (OF Ag-4)</font></td> <td width="103" height="1" valign="top">  </td> <td width="117" height="1" valign="top">   </td> <td width="142" height="1" valign="top">   </td> <td width="119" height="1" valign="top"><font face="Verdana" size="2">0.03 Min.<br> 0.09 Min.</font></td> </tr> <tr> <td width="636" height="1" valign="top" colspan="6"><font face="Verdana" size="2"><em><strong>Mechanical Properties</strong></em></font></td> </tr> <tr> <td width="100" height="1" valign="top"><font face="Verdana" size="2">U.T.S. </font></td> <td width="41" height="1" valign="top"><font face="Verdana" size="2">(A) (H)</font></td> <td width="103" height="1" valign="top"><font face="Verdana" size="2">220 N/mm<sup>2</sup><br> 385 N/mm<sup>2</sup></font></td> <td width="117" height="1" valign="top"><font face="Verdana" size="2">220 N/mm<sup>2</sup><br> 385 N/mm<sup>2</sup></font></td> <td width="142" height="1" valign="top"><font face="Verdana" size="2">220 N/mm<sup>2</sup><br> 385 N/mm<sup>2</sup></font></td> <td width="119" height="1" valign="top"><font face="Verdana" size="2">220 N/mm<sup>2</sup><br> 385 N/mm<sup>2</sup></font></td> </tr> <tr> <td width="100" height="1" valign="top"><font face="Verdana" size="2">Elongation (%)</font></td> <td width="41" height="1" valign="top">  </td> <td width="103" height="1" valign="top"><font face="Verdana" size="2">55</font></td> <td width="117" height="1" valign="top"><font face="Verdana" size="2">55</font></td> <td width="142" height="1" valign="top"><font face="Verdana" size="2">55</font></td> <td width="119" height="1" valign="top"><font face="Verdana" size="2">55</font></td> </tr> <tr> <td width="100" height="1" valign="top"><font face="Verdana" size="2">Hardness (VPN)<br>              </font></td> <td width="41" height="1" valign="top"><font face="Verdana" size="2">(A)  (H)</font></td> <td width="103" height="1" valign="top"><font face="Verdana" size="2">45<br> 115</font></td> <td width="117" height="1" valign="top"><font face="Verdana" size="2">45<br> 115</font></td> <td width="142" height="1" valign="top"><font face="Verdana" size="2">45<br> 115</font></td> <td width="119" height="1" valign="top"><font face="Verdana" size="2">45<br> 115</font></td> </tr> <tr> <td width="636" height="1" valign="top" colspan="6"><font face="Verdana" size="2"><em><strong>Conductivity</strong></em></font></td> </tr> <tr> <td width="155" height="1" valign="top" colspan="2"><font face="Verdana" size="2">@20°C (annealed)</font></td> <td width="103" height="1" valign="top"><font face="Verdana" size="2">99.25%<br> I.A.C.S.</font></td> <td width="117" height="1" valign="top"><font face="Verdana" size="2">99.25%<br> I.A.C.S.</font></td> <td width="142" height="1" valign="top"><font face="Verdana" size="2">99.25%<br> I.A.C.S.</font></td> <td width="119" height="1" valign="top"><font face="Verdana" size="2">99.25%<br> I.A.C.S.</font></td> </tr> </table> </div> <p align="center"><a href="#Copper"><font face="Verdana" size="2">Top</font></a></p> <div align="center"><center> <table border="0" cellpadding="0" cellspacing="0" width="568" height="1"> <tr> <td width="249" height="1" valign="top"><a name="Copper Silver"><font face="Verdana" size="2"><strong>Copper Silver</strong></font></a><p><font face="Verdana" size="2">This is a high electrical conductivity copper with high softening temperatures compared to electrolytic copper. Silver content generally is 0.025 to 0.035 %. This copper is generally used in high speed rotating parts like traction motors, hand tools, mixers, etc. It can be supplied in strips, profiles, rods, wire and tube forms.</font></p> <p align="center"><font face="Verdana" size="2"><br> </font></td> <td width="319" height="1" valign="top"><p align="center"><img src="images/custripec%20copy.jpg" width="227" height="193" alt="Copper Strips"></td> </tr> <tr> <td width="568" height="23" valign="top" colspan="2"><p align="center"><a href="#Copper"><font face="Verdana" size="2">Top</font></a></p> <p> </p> <p> </p> <p> </p> <p> </p> <p> </td> </tr> <tr> <td width="249" height="23" valign="top"><font face="Verdana" size="2"><a name="Copper DHP"><strong>Copper DHP</strong></a></font><p><font face="Verdana" size="2">This copper is having lower electrical conductivity and is used where importance is heat transfer/conductance and not any electrical properties.</font></p> <p><font face="Verdana" size="2">This copper is generally used in heat exchangers and chemical plants. This copper can be supplied in forms of tubes, strips, rods and wire.</font></td> <td width="319" height="23" valign="top"><p align="center"><img src="images/custripec02%20copy.jpg" width="249" height="220" alt="Coper Strips"></td> </tr> <tr> <td width="568" height="23" valign="top" colspan="2"><strong><small><font face="Verdana">Data Sheet:</font></small></strong><p align="center"> </td> </tr> </table> </center></div><div align="left"> <table border="1" cellspacing="1" width="566" height="1" bordercolor="#C0C0C0" bordercolorlight="#C0C0C0" bordercolordark="#C0C0C0"> <tr> <td width="60" height="40" valign="top" colspan="2">  </td> <td width="106" height="40" valign="top"><font face="Verdana" size="2"><strong>NON-ARSENICAL</strong></font></td> <td width="122" height="40" valign="top"><font face="Verdana" size="2"><strong>ARSENICAL</strong></font></td> </tr> <tr> <td width="560" height="1" valign="top" colspan="4"><font face="Verdana" size="2"><em><strong>Specifications</strong></em></font></td> </tr> <tr> <td width="60" height="1" valign="top" colspan="2"><font face="Verdana" size="2">Tubes</font></td> <td width="106" height="1" valign="top"><font face="Verdana" size="2">BSA/2871/C106<br> IS/2501/1985 DHP</font></td> <td width="122" height="1" valign="top"><font face="Verdana" size="2">BS/2871/C107<br> IS/2501/1985 DPA</font></td> </tr> <tr> <td width="60" height="1" valign="top" colspan="2"><font face="Verdana" size="2">Rods </font></td> <td width="106" height="1" valign="top"><font face="Verdana" size="2"><p align="left">BS/2874/C106<br> IS/4171/1967</font></td> <td width="122" height="1" valign="top"><font face="Verdana" size="2"><p align="left">            -<br> </font></td> </tr> <tr> <td width="560" height="1" valign="top" colspan="4"><font face="Verdana" size="2"><em><strong>Chemical Composition(%)</strong></em></font></td> </tr> <tr> <td width="60" height="1" valign="top" colspan="2"><font face="Verdana" size="2">Copper</font></td> <td width="106" height="1" valign="top"><font face="Verdana" size="2">99.85 Min.</font></td> <td width="122" height="1" valign="top"><font face="Verdana" size="2">99.2 Min.</font></td> </tr> <tr> <td width="60" height="1" valign="top" colspan="2"><font face="Verdana" size="2">Phosphorus</font></td> <td width="106" height="1" valign="top"><font face="Verdana" size="2">0.013 to 0.10</font></td> <td width="122" height="1" valign="top"><font face="Verdana" size="2">0.015 to 0.10</font></td> </tr> <tr> <td width="60" height="1" valign="top" colspan="2"><font face="Verdana" size="2">Arsenic</font></td> <td width="106" height="1" valign="top"><font face="Verdana" size="2"><p align="center">-</font></td> <td width="122" height="1" valign="top"><font face="Verdana" size="2">02 to 0.5</font></td> </tr> <tr> <td width="60" height="1" valign="top" colspan="2"><font face="Verdana" size="2">Impurities</font></td> <td width="106" height="1" valign="top"><font face="Verdana" size="2">0.06 Max.</font></td> <td width="122" height="1" valign="top"><font face="Verdana" size="2">0.07 Max.</font></td> </tr> <tr> <td width="560" height="1" valign="top" colspan="4"><font face="Verdana" size="2"><em><strong>Mechanical Properties</strong></em></font></td> </tr> <tr> <td width="78" height="1" valign="top"><font face="Verdana" size="2">U.T.S. </font></td> <td width="63" height="1" valign="top"><font face="Verdana" size="2">(A)<br> (1/2 H)<br> (H)</font></td> <td width="106" height="1" valign="top"><font face="Verdana" size="2">200 to 250 N/mm<sup>2</sup><br> 250 N/mm<sup>2</sup> Min.<br> 280 N/mm<sup>2</sup> Min.</font></td> <td width="122" height="1" valign="top"><font face="Verdana" size="2">200 to 250 N/mm<sup>2</sup><br> 250 N/mm<sup>2</sup> Min.<br> 280 N/mm<sup>2</sup> Min.</font></td> </tr> <tr> <td width="78" height="1" valign="top"><font face="Verdana" size="2">Elongation %</font></td> <td width="63" height="1" valign="top"><font face="Verdana" size="2">(A)<br> (1/2 H)</font></td> <td width="106" height="1" valign="top"><font face="Verdana" size="2">40<br> 30</font></td> <td width="122" height="1" valign="top"><font face="Verdana" size="2">40<br> 30</font></td> </tr> <tr> <td width="78" height="1" valign="top"><font face="Verdana" size="2">Hardness (VPN)</font></td> <td width="63" height="1" valign="top"><font face="Verdana" size="2">(A)<br> (H)</font></td> <td width="106" height="1" valign="top"><font face="Verdana" size="2">45<br> 115</font></td> <td width="122" height="1" valign="top"><font face="Verdana" size="2">50<br> 115</font></td> </tr> </table> </div> <p align="center"><a href="#Copper"><font face="Verdana" size="2">Top</font></a></p> <div align="center"><center> <table border="0" cellpadding="0" cellspacing="0" width="560" height="1"> <tr> <td width="301" height="1" valign="top"><a name="Tellurium Copper"><font face="Verdana" size="2"><strong>Tellurium Copper</strong></font></a><p><font face="Verdana" size="2">Tellurium Copper has become the recognized material for use where high electrical conductivity must be combined with machinability.  </font></td> <td width="259" height="1" valign="top"><p align="center"><img src="images/silincuwire%20copy.jpg" width="257" height="122" alt="Silinic Copper Tubes"></td> </tr> <tr> <td width="547" height="23" valign="top" colspan="2"><font face="Verdana" size="2">The normal tellurium content of about 0.5% the properties of the alloy arevery similar to those of pure copper, but the machinability is comparable with that of free cutting brass. It is, however, more resistant to corrosion and has, therefore, successfully replaced brass for machine parts and fittings in mines and similar corrosive environments. Tellurium copper is specially suitable for the manufacture of electrical instruments and equipments where accuracy of machined dimensions, good surface and freedom from burrs are primary considerations.</font><p><strong><font face="Verdana" size="2">Data Sheet:</font></strong></p> <p> </td> </tr> </table> </center></div><div align="center"><center> <table border="1" cellspacing="1" bordercolor="#C0C0C0" bordercolorlight="#C0C0C0" bordercolordark="#C0C0C0" width="415"> <tr> <td width="207" height="40" valign="top" colspan="2">    </td> <td width="196" height="40" valign="top"><font face="Verdana" size="2"><strong>Tellurium Copper</strong></font></td> </tr> <tr> <td width="409" height="1" valign="top" colspan="3"><font face="Verdana" size="2"><em><strong>Specifications</strong></em></font></td> </tr> <tr> <td width="207" height="1" valign="top" colspan="2">            </td> <td width="196" height="1" valign="top"><font face="Verdana" size="2">BS2874/86/C109<br> IS/8328/1977</font></td> </tr> <tr> <td width="409" height="1" valign="top" colspan="3"><font face="Verdana" size="2"><em><strong>Chemical Composition(%)</strong></em></font></td> </tr> <tr> <td width="207" height="1" valign="top" colspan="2"><font face="Verdana" size="2">Copper (includes copper and silver plus alloying elements)</font></td> <td width="196" height="1" valign="top"><font face="Verdana" size="2">99.80 Min.</font></td> </tr> <tr> <td width="207" height="1" valign="top" colspan="2"><font face="Verdana" size="2">Tellurium</font></td> <td width="196" height="1" valign="top"><font face="Verdana" size="2">0.30 to 0.70</font></td> </tr> <tr> <td width="409" height="1" valign="top" colspan="3"><font face="Verdana" size="2"><em><strong>Mechanical Properties</strong></em></font></td> </tr> <tr> <td width="178" height="1" valign="top"><font face="Verdana" size="2">U.T.S. </font></td> <td width="23" height="1" valign="top"><font face="Verdana" size="2">(A)<br> (H)</font></td> <td width="196" height="1" valign="top"><font face="Verdana" size="2">230 N/mm<sup>2</sup> Min.<br> 310 N/mm<sup>2</sup></font></td> </tr> <tr> <td width="178" height="1" valign="top"><font face="Verdana" size="2">Elongation %</font></td> <td width="23" height="1" valign="top"><font face="Verdana" size="2">(H)</font></td> <td width="196" height="1" valign="top"><font face="Verdana" size="2">8 Min.</font></td> </tr> <tr> <td width="178" height="1" valign="top"><font face="Verdana" size="2">Electrical Conductivity Annealed (ACS)</font></td> <td width="23" height="1" valign="top">  </td> <td width="196" height="1" valign="top"><font face="Verdana" size="2">90%</font></td> </tr> </table> </center></div> <p> </p> <div align="center"><center> <table border="1" cellspacing="1" width="303" height="18" bordercolor="#C0C0C0" bordercolorlight="#C0C0C0" bordercolordark="#C0C0C0"> <tr> <td width="303" height="37" colspan="2"><p align="center"><strong><font face="Verdana" size="2">Product Range</font></strong></p> <p align="left"> </td> </tr> <tr> <td width="117" height="20"><font face="Verdana" size="2">Strips</font></td> <td width="186" height="20"><font face="Verdana" size="2">4 mm to 160 mm width<br> 0.4 mm to 18 mm thick</font></td> </tr> <tr> <td width="117" height="20"><font face="Verdana" size="2">Rods</font></td> <td width="186" height="20"><font face="Verdana" size="2">1.20 mm to 80 mm dia.</font></td> </tr> <tr> <td width="117" height="20"><font face="Verdana" size="2">Wires</font></td> <td width="186" height="20"><font face="Verdana" size="2">0.2 mm to 20 mm dia.</font></td> </tr> <tr> <td width="117" height="20"><font face="Verdana" size="2">Tubes</font></td> <td width="186" height="20"><font face="Verdana" size="2">4 mm to 70 mm dia<br> 0.25 mm to 8 mm thick</font></td> </tr> </table> </center></div> <p align="center"><a href="#Copper"><font face="Verdana" size="2">Top</font></a></p> </body>