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<h4>Available sizes</h4><ul class="grid_2"><li><div class="wrapper"><p>8mm</p></div></li><li><div class="wrapper"><p>10mm</p></div></li><li><div class="wrapper"><p>12mm</p></div></li><li><div class="wrapper"><p>16mm</p></div></li><li><div class="wrapper"><p>20mm</p></div></li><li><div class="wrapper"><p>22mm</p></div></li><li><div class="wrapper"><p>25mm</p></div></li><li><div class="wrapper"><p>28mm</p></div></li><li><div class="wrapper"><p>32mm</p></div></li><li><div class="wrapper"><p>40mm</p></div></li><li><div class="wrapper"><p>50mm</p></div></li></ul><h4>Grades</h4><ul class="grid_1"><li><div class="wrapper"><p>BDS ISO 6935-2:2021: grade B600D-R</p></div></li></ul><h4><br></h4><h4>Gph quantum is capable to maintain these standards</h4><ul class="grid_1"><li><div class="wrapper"><p><span id="docs-internal-guid-d4078ae7-7fff-96e0-cd93-56a89d41e182"><span style="font-size: 11pt; font-family: Arial, sans-serif; color: rgb(0, 0, 0); background-color: transparent; font-variant-numeric: normal; font-variant-east-asian: normal; font-variant-alternates: normal; font-variant-position: normal; vertical-align: baseline; white-space-collapse: preserve;">BDS ISO 6935-2:2021 (Bangladesh Standard)</span></span><br></p></div></li><li><div class="wrapper"><p><span id="docs-internal-guid-1fc4f0df-7fff-4238-02bf-87a6af0887c5"><span style="font-size: 11pt; font-family: Arial, sans-serif; color: rgb(0, 0, 0); background-color: transparent; font-variant-numeric: normal; font-variant-east-asian: normal; font-variant-alternates: normal; font-variant-position: normal; vertical-align: baseline; white-space-collapse: preserve;">IS 1786:2008+A3:2017 (Indian Standard)</span></span><br></p><p><br></p></div></li><li><div class="wrapper"><p><span id="docs-internal-guid-db3d8004-7fff-8551-5714-a96720189952"><span style="font-size: 11pt; font-family: Arial, sans-serif; color: rgb(0, 0, 0); background-color: transparent; font-variant-numeric: normal; font-variant-east-asian: normal; font-variant-alternates: normal; font-variant-position: normal; vertical-align: baseline; white-space-collapse: preserve;">JIS G 3112:2020 (Japanese Standard)</span></span><br></p></div></li><li><div class="wrapper"><p><span id="docs-internal-guid-f447e7fd-7fff-b1dc-548b-5e8d52380d22"><span style="font-size: 11pt; font-family: Arial, sans-serif; color: rgb(0, 0, 0); background-color: transparent; font-variant-numeric: normal; font-variant-east-asian: normal; font-variant-alternates: normal; font-variant-position: normal; vertical-align: baseline; white-space-collapse: preserve;">GB/T 1499.2-2018 (Chinese Standard)</span></span><br></p></div></li><li><div class="wrapper"><p><span id="docs-internal-guid-ffad1e10-7fff-d55d-7e48-64534ab80125"><span style="font-size: 11pt; font-family: Arial, sans-serif; color: rgb(0, 0, 0); background-color: transparent; font-variant-numeric: normal; font-variant-east-asian: normal; font-variant-alternates: normal; font-variant-position: normal; vertical-align: baseline; white-space-collapse: preserve;">KS D 3504 (Korean Standard)</span></span><br></p></div></li><li><div class="wrapper"><p><span id="docs-internal-guid-06ef0e35-7fff-fa97-7d45-df16fb83dc22"><span style="font-size: 11pt; font-family: Arial, sans-serif; color: rgb(0, 0, 0); background-color: transparent; font-variant-numeric: normal; font-variant-east-asian: normal; font-variant-alternates: normal; font-variant-position: normal; vertical-align: baseline; white-space-collapse: preserve;">ASTM A615/ A615M-16 (American Standard)</span></span><br></p></div></li><li><div class="wrapper"><p><span id="docs-internal-guid-e14d9d02-7fff-1e53-967a-7d5ac63a9f02"><span style="font-size: 11pt; font-family: Arial, sans-serif; color: rgb(0, 0, 0); background-color: transparent; font-variant-numeric: normal; font-variant-east-asian: normal; font-variant-alternates: normal; font-variant-position: normal; vertical-align: baseline; white-space-collapse: preserve;">ASTM A706/A706M-22 (American Standard)</span></span></p><p dir="ltr" style="margin-top: 12pt; margin-bottom: 12pt; line-height: 1.38;"><br></p></div></li></ul>

GPH Quantum B600D-R Rebar

<h4>Chemical composition of product analysis as per international standard</h4><p><br></p><h4><br></h4><h4>Chemical Composition of Product Analysis as per International Standard</h4><table class="table" style="width: 715.5px; background-color: rgb(255, 255, 255);"><tbody><tr><td>Element(max)</td><td>BDS ISO 6935-2:2021</td><td>IS 1786:2008+A3:2017 (India)</td><td>JIS G 3112:2020 (Japan)</td><td>JIS G 3112:2020 (Japan)</td><td>GB 1499-2:2018 (China)</td><td>KS D 3504 (Korea)</td></tr><tr><td><br></td><td><span style="font-size: 12pt; font-family: Calibri, &quot;sans-serif&quot;;">B600C-R</span><br></td><td><span style="font-size: 12pt; font-family: Calibri, &quot;sans-serif&quot;;">Fe 600</span><br></td><td><span style="font-size: 12pt; font-family: Calibri, &quot;sans-serif&quot;;">SD590A</span><br></td><td><span style="font-size: 12pt; font-family: Calibri, &quot;sans-serif&quot;;">SS590B</span></td><td><span style="font-size: 12pt; font-family: Calibri, &quot;sans-serif&quot;;">HRB600</span></td><td><span style="font-size: 12pt; font-family: Calibri, &quot;sans-serif&quot;;">SD600</span></td></tr><tr><td>% С</td><td>0.37</td><td>0.3&nbsp;</td><td>0.45</td><td>0.45</td><td>0.28</td><td>-</td></tr><tr><td>% Si</td><td>0.55</td><td>-</td><td>1.00</td><td>1.00</td><td>0.80</td><td>-</td></tr><tr><td>% Mn</td><td>1.80<br></td><td>-</td><td>2.00</td><td>2.00</td><td>1.60</td><td>-</td></tr><tr><td>% P</td><td>.04<br></td><td>0.04<br></td><td><span style="font-size: 12pt; font-family: Calibri, &quot;sans-serif&quot;;">0.040</span><br></td><td><span style="font-size: 12pt; font-family: Calibri, &quot;sans-serif&quot;;">0.040</span><br></td><td><span style="font-size: 12pt; font-family: Calibri, &quot;sans-serif&quot;;">0.045</span><br></td><td><span style="font-size: 12pt; font-family: Calibri, &quot;sans-serif&quot;;">0.050</span><br></td></tr><tr><td>% S</td><td>0.04</td><td>&nbsp;0.04</td><td><span style="font-size: 12pt; font-family: Calibri, &quot;sans-serif&quot;;">0.040</span><br></td><td><span style="font-size: 12pt; font-family: Calibri, &quot;sans-serif&quot;;">0.040</span><br></td><td><span style="font-family: Calibri, &quot;sans-serif&quot;; font-size: 16px;">0.045</span><br></td><td><span style="font-family: Calibri, &quot;sans-serif&quot;; font-size: 16px;">0.050</span><br></td></tr><tr><td>% N</td><td>-</td><td>0.012</td><td>-</td><td>-</td><td><span style="font-size: 12pt; font-family: Calibri, &quot;sans-serif&quot;;">0.012</span><br></td><td>-</td></tr><tr><td>% CEV</td><td>0.67<br></td><td>-</td><td><span style="font-size: 12pt; font-family: Calibri, &quot;sans-serif&quot;;">0.80</span><br></td><td><span style="font-size: 12pt; font-family: Calibri, &quot;sans-serif&quot;;">0.80</span><br></td><td><span style="font-size: 12pt; font-family: Calibri, &quot;sans-serif&quot;;">0.58</span><br></td><td><span style="font-size: 12pt; font-family: Calibri, &quot;sans-serif&quot;;">0.63</span><br></td></tr></tbody></table><p></p><span id="docs-internal-guid-d11811fd-7fff-ba1e-21bc-45371bc54457"><div dir="ltr" align="left" style="margin-left: 0pt;"><br></div></span>

Chemical Composition of Product Analysis as per International Standard

<div>YS ≥ 600 Mpa or 87000 PSI</div><div>Ductility Class D: TS/YS = 1.25</div>

B600D-R

<h4>Available Size</h4><ul class="grid_2"><li><div class="wrapper"><p>16mm</p></div></li><li><div class="wrapper"><p>20mm</p></div></li><li><div class="wrapper"><p>25mm</p></div></li><li><div class="wrapper"><p>28mm</p></div></li><li><div class="wrapper"><p>32mm</p></div></li><li><div class="wrapper"><p>40mm</p></div></li></ul><h4>Grades</h4><ul class="grid_1"><li><div class="wrapper"><p>BDS ISO 6935-2:2021: grade B600C-R<br></p></div></li></ul><h4>Gph quantum is capable to maintain these standards</h4><ul class="grid_1"><li><div class="wrapper"><p>BDS ISO 6935-2:2021 (Bangladesh Standard)</p></div></li>
<li><div class="wrapper"><p>IS 1786:2008+A3:2017 (Indian Standard)</p></div></li>
<li><div class="wrapper"><p>JIS G 3112:2020 (Japanese Standard)</p></div></li>
<li><div class="wrapper"><p>GB/T 1499.2-2018 (Chinese Standard)</p></div></li>
<li><div class="wrapper"><p>KS D 3504 (Korean Standard)
</p></div></li><li><div class="wrapper"><p>ASTM A615/ A615M-16 (American Standard)
</p></div></li></ul>



GPH Quantum B600C-R-Rebar 

<h4><br></h4><h4><br></h4><h4>Chemical Composition of Product Analysis as per International Standard</h4>
<table class="table">
    <tbody>

        <tr><td>Element(max)</td>
        <td>BDS ISO 6935-2:2021</td>
        <td>BDS ISO 6935-2:2021</td>
        <td>IS 1786:2008+A3:2017 (India)</td>
        <td>JIS G 3112:2020 (Japan)</td>
        <td>JIS G 3112:2020 (Japan)</td>
        <td>GB 1499-2:2018 (China)</td>
        <td>KS D 3504 (Korea)</td>
        

        </tr>


<tr>
            <td><br></td>
            <td><span style="font-size:12.0pt;mso-bidi-font-size:15.0pt;
font-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:
Calibri;mso-fareast-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;
mso-bidi-font-family:Vrinda;mso-ansi-language:EN-US;mso-fareast-language:EN-US;
mso-bidi-language:BN">B600C-R</span><br></td>
            <td><span style="font-size:12.0pt;mso-bidi-font-size:15.0pt;
font-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:
Calibri;mso-fareast-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;
mso-bidi-font-family:Vrinda;mso-ansi-language:EN-US;mso-fareast-language:EN-US;
mso-bidi-language:BN">B600D-R</span><br></td>
            <td><span style="font-size:12.0pt;mso-bidi-font-size:15.0pt;
font-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:
Calibri;mso-fareast-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;
mso-bidi-font-family:Vrinda;mso-ansi-language:EN-US;mso-fareast-language:EN-US;
mso-bidi-language:BN">Fe 600</span><br></td>
            <td><span style="font-size:12.0pt;mso-bidi-font-size:15.0pt;
font-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:
Calibri;mso-fareast-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;
mso-bidi-font-family:Vrinda;mso-ansi-language:EN-US;mso-fareast-language:EN-US;
mso-bidi-language:BN">SD590A</span><br></td>
            <td><span style="font-size:12.0pt;mso-bidi-font-size:15.0pt;
font-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:
Calibri;mso-fareast-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;
mso-bidi-font-family:Vrinda;mso-ansi-language:EN-US;mso-fareast-language:EN-US;
mso-bidi-language:BN">SS590B</span></td>
            <td><span style="font-size:12.0pt;mso-bidi-font-size:15.0pt;
font-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:
Calibri;mso-fareast-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;
mso-bidi-font-family:Vrinda;mso-ansi-language:EN-US;mso-fareast-language:EN-US;
mso-bidi-language:BN">HRB600</span></td>
            <td><span style="font-size:12.0pt;mso-bidi-font-size:15.0pt;
font-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:
Calibri;mso-fareast-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;
mso-bidi-font-family:Vrinda;mso-ansi-language:EN-US;mso-fareast-language:EN-US;
mso-bidi-language:BN">SD600</span></td>
            
        </tr>

<tr>
            <td>% С</td>
            <td>-</td>
            <td>0.37</td>
            <td>0.30</td>
            <td>0.45</td>
            <td>0.45</td>
            <td>0.28</td>
            <td>-</td>
            
        </tr>
        <tr>
            <td>% Si</td>
            <td>-</td>
            <td>0.55</td>
            <td>-</td>
            <td>1.00</td>
            <td>1.00</td>
            <td>0.80</td>
            <td>-</td>
            
        </tr>
        <tr>
            <td>% Mn</td>
            <td>-</td>
            <td>1.80</td>
            <td>-</td>
            <td>2.00</td>
            <td>2.00</td>
            <td>1.60</td>
            <td>-</td>
            
        </tr>
        <tr>
            <td>% P</td><td>0.060</td>
            <td><span style="font-size:12.0pt;mso-bidi-font-size:15.0pt;
font-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:
Calibri;mso-fareast-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;
mso-bidi-font-family:Vrinda;mso-ansi-language:EN-US;mso-fareast-language:EN-US;
mso-bidi-language:BN">0.040</span><br></td>
            <td>0.040</td>
            <td><span style="font-size:12.0pt;mso-bidi-font-size:15.0pt;
font-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:
Calibri;mso-fareast-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;
mso-bidi-font-family:Vrinda;mso-ansi-language:EN-US;mso-fareast-language:EN-US;
mso-bidi-language:BN">0.040</span><br></td>
            <td><span style="font-size:12.0pt;mso-bidi-font-size:15.0pt;
font-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:
Calibri;mso-fareast-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;
mso-bidi-font-family:Vrinda;mso-ansi-language:EN-US;mso-fareast-language:EN-US;
mso-bidi-language:BN">0.040</span><br></td>
            <td><span style="font-size:12.0pt;mso-bidi-font-size:15.0pt;
font-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:
Calibri;mso-fareast-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;
mso-bidi-font-family:Vrinda;mso-ansi-language:EN-US;mso-fareast-language:EN-US;
mso-bidi-language:BN">0.045</span><br></td>
            <td><span style="font-size:12.0pt;mso-bidi-font-size:15.0pt;
font-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:
Calibri;mso-fareast-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;
mso-bidi-font-family:Vrinda;mso-ansi-language:EN-US;mso-fareast-language:EN-US;
mso-bidi-language:BN">0.050</span><br></td>
            
        </tr>
        <tr>
            <td>% S</td>
            <td><span style="font-size:12.0pt;mso-bidi-font-size:15.0pt;
font-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:
Calibri;mso-fareast-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;
mso-bidi-font-family:Vrinda;mso-ansi-language:EN-US;mso-fareast-language:EN-US;
mso-bidi-language:BN">0.060</span><br></td>
            <td><span style="font-size:12.0pt;mso-bidi-font-size:15.0pt;
font-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:
Calibri;mso-fareast-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;
mso-bidi-font-family:Vrinda;mso-ansi-language:EN-US;mso-fareast-language:EN-US;
mso-bidi-language:BN">0.040</span><br></td>
            <td><span style="font-size:12.0pt;mso-bidi-font-size:15.0pt;
font-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:
Calibri;mso-fareast-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;
mso-bidi-font-family:Vrinda;mso-ansi-language:EN-US;mso-fareast-language:EN-US;
mso-bidi-language:BN">0.040</span><br></td>
            <td><span style="font-size:12.0pt;mso-bidi-font-size:15.0pt;
font-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:
Calibri;mso-fareast-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;
mso-bidi-font-family:Vrinda;mso-ansi-language:EN-US;mso-fareast-language:EN-US;
mso-bidi-language:BN">0.040</span><br></td>
            <td><span style="font-size:12.0pt;mso-bidi-font-size:15.0pt;
font-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:
Calibri;mso-fareast-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;
mso-bidi-font-family:Vrinda;mso-ansi-language:EN-US;mso-fareast-language:EN-US;
mso-bidi-language:BN">0.040</span><br></td>
            <td><span style="font-family: Calibri, &quot;sans-serif&quot;; font-size: 16px;">0.045</span><br></td>
            <td><span style="font-family: Calibri, &quot;sans-serif&quot;; font-size: 16px;">0.050</span><br></td>
            
        </tr>
        <tr>
            <td>% N</td><td>-</td><td>-</td>
            <td>0.012</td>
            <td>-</td>
            <td>-</td>
            <td><span style="font-size:12.0pt;mso-bidi-font-size:15.0pt;
font-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:
Calibri;mso-fareast-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;
mso-bidi-font-family:Vrinda;mso-ansi-language:EN-US;mso-fareast-language:EN-US;
mso-bidi-language:BN">0.012</span><br></td><td>-</td>
            
        </tr>
        <tr>
            <td>% CEV</td>
            <td>-&nbsp;</td><td>0.67</td>
            <td>-</td>
            <td><span style="font-size:12.0pt;mso-bidi-font-size:15.0pt;
font-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:
Calibri;mso-fareast-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;
mso-bidi-font-family:Vrinda;mso-ansi-language:EN-US;mso-fareast-language:EN-US;
mso-bidi-language:BN">0.80</span><br></td>
            <td><span style="font-size:12.0pt;mso-bidi-font-size:15.0pt;
font-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:
Calibri;mso-fareast-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;
mso-bidi-font-family:Vrinda;mso-ansi-language:EN-US;mso-fareast-language:EN-US;
mso-bidi-language:BN">0.80</span><br></td>
            <td><span style="font-size:12.0pt;mso-bidi-font-size:15.0pt;
font-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:
Calibri;mso-fareast-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;
mso-bidi-font-family:Vrinda;mso-ansi-language:EN-US;mso-fareast-language:EN-US;
mso-bidi-language:BN">0.58</span><br></td>
            <td><span style="font-size:12.0pt;mso-bidi-font-size:15.0pt;
font-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:
Calibri;mso-fareast-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;
mso-bidi-font-family:Vrinda;mso-ansi-language:EN-US;mso-fareast-language:EN-US;
mso-bidi-language:BN">0.63</span><br></td>
            
        </tr>
    </tbody>
</table>

Chemical composition of product analysis as per international standard

YS ≥ 600 MPa or 87000 PSI
<br>
Ductility Class C: TS/YS = 1.15


B600C-R

B500DWR English

<h4>Available sizes</h4>
<ul class="grid_2">
<li><div class="wrapper"><p>8mm</p></div></li>
<li><div class="wrapper"><p>10mm</p></div></li>
<li><div class="wrapper"><p>12mm</p></div></li>
<li><div class="wrapper"><p>16mm</p></div></li>
<li><div class="wrapper"><p>20mm</p></div></li>
<li><div class="wrapper"><p>22mm</p></div></li>
<li><div class="wrapper"><p>25mm</p></div></li>
<li><div class="wrapper"><p>28mm</p></div></li>
<li><div class="wrapper"><p>32mm</p></div></li>
<li><div class="wrapper"><p>40mm</p></div></li>
<li><div class="wrapper"><p>50mm</p></div></li>
</ul>

<h4>Grades</h4>

<ul class="grid_1">
<li><div class="wrapper"><p>BDS ISO 6935-2:2021: grade B500DWR</p></div></li>
</ul>

<h4>Gph quantum is capable to maintain these standards</h4>

<ul class="grid_1">
<li><div class="wrapper"><p>BDS ISO 6935-2:2021 (Bangladesh Standard)</p></div></li>
<li><div class="wrapper"><p>BS 4449:2005 + Amendment 3:2016 (British Standard)</p></div></li>
<li><div class="wrapper"><p>ASTM A706 / A706M -14 (USA Standards)
</p></div></li>
<li><div class="wrapper"><p>JIS G 3112:2020 (Japanese Standard)</p></div></li>
<li><div class="wrapper"><p>DIN 488-1:1984 (German Standard)</p></div></li>
<li><div class="wrapper"><p>NF A 35 016-1:2007 (France Standard)</p></div></li>
<li><div class="wrapper"><p> AS/NZS 4671 :2001 (Australia NewZealand Standard)</p></div></li>
<li><div class="wrapper"><p>IS 1786:2008+A3:2017 (Indian Standard)</p></div></li>
<li><div class="wrapper"><p>GOST R52544-2006 (Russian Standard)</p></div></li>
<li><div class="wrapper"><p>GB/T 1499.2-2018 (Chinese standard)</p></div></li>
</ul>


GPH Quantum B500DWR Rebar

<h4>Chemical composition of product analysis as per international standard</h4>

<table class="table">
    <tbody>
        <tr><th>
        </th><td>Element</td>
        <td>BDS ISO 6935-2:2021( all max)</td>
        
        </tr><tr>
            <td>% C</td>
            <td>0.35</td>
        </tr>
        <tr>
            <td>% Si</td>
            <td>0.60</td>
        </tr>
        <tr>
            <td>% Mn</td>
            <td>1.88</td>
        </tr>
        <tr>
            <td>% P</td>
            <td>0.048</td>
        </tr>
        <tr>
            <td>% S</td>
            <td>0,048</td>
        </tr>
        <tr>
            <td>% N</td>
            <td>0.014</td>
        </tr>
        <tr>
            <td>% CEV</td>
            <td>0.66</td>
        </tr>
    </tbody>
</table>

YS ≥ 500 MPa or 72,500 PSI
<br>
Ductility Class D: TS / YS = 1.25


B500DWR

B500CWR English

<h4>Available sizes</h4>
<ul class="grid_2">
<li><div class="wrapper"><p>8mm</p></div></li>
<li><div class="wrapper"><p>10mm</p></div></li>
<li><div class="wrapper"><p>12mm</p></div></li>
<li><div class="wrapper"><p>16mm</p></div></li>
<li><div class="wrapper"><p>20mm</p></div></li>
<li><div class="wrapper"><p>22mm</p></div></li>
<li><div class="wrapper"><p>25mm</p></div></li>
<li><div class="wrapper"><p>28mm</p></div></li>
<li><div class="wrapper"><p>32mm</p></div></li>
<li><div class="wrapper"><p>40mm</p></div></li>
<li><div class="wrapper"><p>50mm</p></div></li>
</ul>

<h4>Grades</h4>

<ul class="grid_1">
<li><div class="wrapper"><p>BDS ISO 6935-2:2021: grade B500CWR</p></div></li>
</ul>

<h4>Gph quantum is capable to maintain these standards</h4>

<ul class="grid_1">
<li><div class="wrapper"><p>BDS ISO 6935-2:2021 (Bangladesh Standard)</p></div></li>
<li><div class="wrapper"><p>BS 4449:2005 + Amendment 3:2016 (British Standard)</p></div></li>
<li><div class="wrapper"><p>ASTM A706 / A706M -14 (USA Standards)
</p></div></li>
<li><div class="wrapper"><p>JIS G 3112:2020 (Japanese Standard)</p></div></li>
<li><div class="wrapper"><p>DIN 488-1:1984 (German Standard)</p></div></li>
<li><div class="wrapper"><p>NF A 35 016-1:2007 (France Standard)</p></div></li>
<li><div class="wrapper"><p> AS/NZS 4671 :2001 (Australia NewZealand Standard)</p></div></li>
<li><div class="wrapper"><p>IS 1786:2008+A3:2017 (Indian Standard)</p></div></li>
<li><div class="wrapper"><p>GOST R52544-2006 (Russian Standard)</p></div></li>
<li><div class="wrapper"><p>GB/T 1499.2-2018 (Chinese standard)</p></div></li>
</ul>


GPH Quantum B500CWR Rebar

<h4>Fatigue performance</h4>



<p>According to BS 4449:2005-A3:2016 Fatigue test is carried out on full section bars using a sinuso dal tensile load as follows:</p>



<table class="table">

<tbody>

<tr><th>

</th><td>Diameter, mm</td>

<td>Max. stress,mpa</td>

<td>Min. stress,mpa</td>

<td>No. of cycle</td>





</tr><tr>

<td>&gt;16</td>

<td>250</td>

<td>50</td>

<td>5.0 million</td>

</tr>

<tr>

    <td>2</td>

    <td>231</td>

    <td>46</td>

    <td>5.0 million</td>

</tr>

<tr>

    <td>25</td>

    <td>212</td>

    <td>42</td>

    <td>5.0 million</td>

</tr>

<tr>

    <td>32</td>

    <td>200</td>

    <td>40</td>

    <td>5.0 million</td>

</tr>

<tr>

    <td>40</td>

    <td>187.5</td>

    <td>37.5</td>

    <td>5.0 million</td>

</tr>

<tr>

    <td>50</td>

    <td>187.5</td>

    <td>375</td>

    <td>5.0 million</td>

</tr>

</tbody>

</table>



<p>All tests are required to survive for 5 million stress cycles under these loading conditions. The procedure is carried out at room temperature with a frequency of up to 200Hz.<br><br>The test is continued until 5 million stress cycles have been reached or until the fracture of the test sample.</p>

Fatigue performance

<h4>Chemical Composition of Product Analysis as per International Standard</h4>

<table class="table">
    <tbody>
        <tr><th>
        </th><td>Element</td>
        <td>BDS ISO 6935-2-2021(Max)</td>
        <td>BS 4449:2005+A3:2016 (Max)</td>
        <td>GOSTR52544-2006 (Max)</td>
        <td>DIN 488-1:2009 (Max)</td>
        
        </tr><tr>
            <td>% С</td>
            <td>0.24</td>
            <td>0.24</td>
            <td>0.24</td>
            <td>0.24</td>
        </tr>
        <tr>
            <td>% Si</td>
            <td>0.65</td>
            <td>-</td>
            <td>095</td>
            <td>-</td>
        </tr>
        <tr>
            <td>% Mn</td>
            <td>1.66</td>
            <td>-</td>
            <td>1.70</td>
            <td>-</td>
        </tr>
        <tr>
            <td>% P</td>
            <td>0.058</td>
            <td>0.055</td>
            <td>0055</td>
            <td>0.055</td>
        </tr>
        <tr>
            <td>% S</td>
            <td>0.058</td>
            <td>0.055</td>
            <td>0055</td>
            <td>0.055</td>
        </tr>
        <tr>
            <td>% Cu</td>
            <td>-</td>
            <td>085</td>
            <td>0.55</td>
            <td>0.65</td>
        </tr>
        <tr>
            <td>% N</td>
            <td>0.014</td>
            <td>0.014</td>
            <td>0013</td>
            <td>0014</td>
        </tr>
        <tr>
            <td>% CEV</td>
            <td>0.55</td>
            <td>052</td>
            <td>0.52</td>
            <td>057</td>
        </tr>
    </tbody>
</table>

YS ≥ 500 MPa or 72,500 PSI
<br>
Ductility Class C: TS /YS = 1.15


B500CWR

B420DWR-ENGLISH 

<h4>Available Size</h4>
<ul class="grid_2">
<li><div class="wrapper"><p>8mm</p></div></li>
<li><div class="wrapper"><p>10mm</p></div></li>
<li><div class="wrapper"><p>12mm</p></div></li>
<li><div class="wrapper"><p>16mm</p></div></li>
<li><div class="wrapper"><p>20mm</p></div></li>
<li><div class="wrapper"><p>22mm</p></div></li>
<li><div class="wrapper"><p>25mm</p></div></li>
<li><div class="wrapper"><p>28mm</p></div></li>
<li><div class="wrapper"><p>32mm</p></div></li>
<li><div class="wrapper"><p>40mm</p></div></li>
</ul>

<h4>Grades</h4>

<ul class="grid_1">
<li><div class="wrapper"><p>BDS ISO 6935-2:2021: grade B420DWR<br></p></div></li>
</ul>

<h4>Gph quantum is capable to maintain these standards</h4>

<ul class="grid_1">
<li><div class="wrapper"><p>ASTMA615/A 615M-16 Deformed and Plain Carbon-Steel Bars for Concrete Reinforcement1 (American standard). Gr-60[420]<br></p></div></li>
<li><div class="wrapper"><p>ASTM A706/A706M-15 Deformed and Plain Low-Alloy Steel Bars for Concrete Reinforcement1 (American standard). Gr-60[420],</p></div></li>
<li><div class="wrapper"><p>BDS ISO 6935-2:2021 Steel for the Re-enforcement of Concrete, Part-2 Ribbed bars (Bangladesh Standard). (B420DWR)</p></div></li>
<li><div class="wrapper"><p>IS G 3112:1987-Steel bars for concrete reinforcement (Japanese Standard). (SD390)</p></div></li>
<li><div class="wrapper"><p>IS 1786:2008+A3:2017 High-strength deformed steel bars and wires for concrete reinforcement (Indian Standard). (Fe 415)</p></div></li>
<li><div class="wrapper"><p>GB/ T 1499.2-2018 Steel for the Reinforcement of concrete Part 2: Hot rolled ribbed bars (Chinese standard). (HRB400, HRBF400)</p></div></li>
<li><div class="wrapper"><p>DIN 488-1:1984 Steel rebar - reinforcing of concrete (German Standard). (BST 420S)</p></div></li>
</ul>


GPH Quantum B420DWR Rebar 

<h4>Chemical composition of product analysis as per international standard</h4>

<table class="table">
    <tbody>
        <tr><th>
        </th><td>Element</td>
        <td>BDS ISO 6935-2:2021</td>
        <td>ASTM A706/A706M-15</td>
        <td>ASTM A615/A615M-16</td>
        
        </tr><tr>
            <td>% С</td>
            <td>0.33 max.</td>
            <td>0.33 max</td>
            <td>-</td>
        </tr>
        <tr>
            <td>% Si</td>
            <td>0.60 max.</td>
            <td>055 max.</td>
            <td>-</td>
        </tr>
        <tr>
            <td>% Mn</td>
            <td>1.56 max.</td>
            <td>1.56 max.</td>
            <td>-</td>
        </tr>
        <tr>
            <td>% P</td>
            <td>0.048 max</td>
            <td>0.043 max</td>
            <td>0.075 max</td>
        </tr>
        <tr>
            <td>% S</td>
            <td>0.048 max</td>
            <td>0.053 max</td>
            <td>-</td>
        </tr>
        <tr>
            <td>% N</td>
            <td>0.014max.</td>
            <td>-</td>
            <td>-</td>
        </tr>
        <tr>
            <td>% CEV</td>
            <td>0.61 max.</td>
            <td>0.59 max</td>
            <td>-</td>
        </tr>
    </tbody>
</table>

YS ≥ 420 MPa or 60,900 PSI
<br>
Ductility Class D: TS/YS = 1.25


B420DWR

জিপিএইচ ইস্পাত-প্রথম আলো ইন-জিনিয়াস ২০২৪ এর দ্বিতীয় পর্বের জন্য নির্বাচিত দলগুলোকে নিয়ে দুই দিনব্যাপী কর্মশালা

GPH ispat Wins SDG Brand Champion Award 2024

<p class="MsoNormal"><b><span style="font-size:14.0pt;line-height:107%">GPH ispat
organized seminar with structural engineers at Rajshahi<o:p></o:p></span></b></p><p class="MsoNormal">GPH ispat Ltd. recently conducted a seminar titled <a name="_Hlk157598274">"Country’s only high strength and high performing
steel GPH Quantum B600C-R &amp; B600D-R: Improving earthquake resilience"</a>
with <a name="_Hlk165986125">structural engineers </a>at a convention hall at Rajshahi.<o:p></o:p></p><p class="MsoNormal">The seminar covered a range of topics, including the
properties of high-strength steel, its advantages over conventional steel, and
its potential applications in seismic-resistant design. Discussions also
included case studies and real-world examples showcasing the use of
high-strength steel to enhance earthquake resilience.<o:p></o:p></p><p class="MsoNormal">At the program, Prof. Dr. Engr. M. Shamim Z. Bosunia presented
the keynote paper, providing a detailed discussion on the importance of using
quality steel and concrete to construct strong and durable structures. He
highlighted the critical issues that engineers need to focus on while designing
sustainable structures.<o:p></o:p></p><p class="MsoNormal">







</p><p class="MsoNormal" style="margin-bottom:0in">The event was graced by the
presence of Professor NHM Kamrujjaman Serker, Head of the Department, Civil
Engineering; Professor Dr. Md. Abu Sayeed, Civil Engineering from Rajshahi
University of Engineering &amp; Technology (RUET). Moreover, the presence
esteemed officials from Rajshahi WASA, Md. All- Hafiz, DMD and Md. Mahbubur
Rahman, Executive Engineer enlightened the seminar. Numerous engineers and
architects from various areas within the Rajshahi division participated in the
program. Additionally, Engr. Md. Musharraf Hussain, Advisor Technical Support;
Engr. Md. Saiful Islam, Head of Research and Development; Mir Mafjulur Rahim,
Head of Trade Sales; Engr. Partha Karmoker, Manager, Technical Support along
with other officials from the Sales &amp; Marketing departments of GPH ispat,
were also present.<o:p></o:p></p>

GPH ispat organized seminar with structural engineers at Rajshahi

<p class="MsoNormal"><span style="font-size: 16px;"><b>জেলা প্রশাসনের স্মার্ট স্কুল বাস পরিচালনায় বিআরটিসি&nbsp; ও&nbsp; জিপিএইচ ইস্পাত লিঃ এর মধ্যে সমঝোতা স্মারক চুক্তিপত্র স্বাক্ষর অনুষ্ঠিত</b></span></p><p class="MsoNormal"><span style="font-size: 16px;">&nbsp;</span></p><p class="MsoNormal"><span style="font-size: 16px;">আজ ৬ জুন দুপুর ১২.৩০ টায় জেলা প্রশাসকের সভাকক্ষ, চট্টগ্রাম-এ প্রধানমন্ত্রী কর্তৃক&nbsp; ১০ টি স্মার্ট স্কুল বাস পরিচালনায় বাংলাদেশ সড়ক পরিবহন কর্পোরেশন&nbsp; (বিআরটিসি)&nbsp; ও&nbsp; জিপিএইচ ইস্পাত লিঃ এর মধ্যে সমঝোতা স্মারক চুক্তিপত্র স্বাক্ষর অনুষ্ঠিত হয় । অনুষ্ঠানে উপস্থিত ছিলেন চট্টগ্রাম জেলার সম্মানিত জেলা প্রশাসক জনাব আবুল বাসার মোহাম্মদ ফখরুজ্জামান, অতিরিক্ত জেলা প্রশাসক (শিক্ষা ও আইসিটি) জনাব সাদি উর রহিম জাদিদ , জিপিএইচ ইস্পাত লিঃ এর সম্মানিত উপদেষ্টা কর্নেল (অবঃ) মোহাম্মোড শওকত ওসমান ও উপদেষ্টা মোহাম্মদ ওসমান গনি (মিডিয়া) , উপস্থিত ছিলেন মোঃ জুলফিকার আলী , ম্যানেজার বিআরটিসি ,চট্টগ্রাম ,এছাড়াও উপস্থিত ছিলেন জেলা প্রশাসনের সহকারী কমিশনার গণ, স্মার্ট স্কুল বাস মনিটরিং টিমের নুরুল আজিম রনি সহ অন্যান্য সদস্যবৃন্দ , টেকনলজি পার্টনার, জেলা প্রাথমিক শিক্ষা অফিসার ও অন্যান্য ব্যক্তিবর্গ। সমঝোতা স্মারকে বিআরটিসি সাবডিপোর ম্যানেজার&nbsp; জুলফিকার আলী&nbsp; এবং জিপিএইচ ইস্পাত এর উপদেষ্টা শওকত ওসমান নিজ নিজ প্রতিষ্ঠানের পক্ষে স্বাক্ষর করেন ।</span></p><p class="MsoNormal"><span style="font-size: 16px;"><br></span></p><p class="MsoNormal"><span style="font-size: 16px;">চট্টগ্রামের জেলা প্রশাসক আবুল বাশার মো ফখরুজ্জামান বলেন, এসব বাসে&nbsp; নগরীর পাঁচটি সড়কে ছাত্র ছাত্রীরা যাতায়াত করতে পারবেন । বাসগুলোতে স্মার্ট টেকনোলজি, জিপিএস ট্যাকার, ক্যামেরা,এআই ব্যবহার করে শিক্ষার্থীদের স্কুল যাতায়াতের ক্ষেত্রে বাসে ওঠা নামার সময় অভিভাবকের ফোনে স্বয়ংক্রিয় এসএমএস প্রদান, বাসে শিক্ষার্থীদের&nbsp; অবস্হান মনিটরিং এবং স্বল্প খরচে স্কুল কলেজে যাওয়া আসা নিশ্চিত করা হয়েছে । আগামীতে চাহিদা অনুযায়ী ক্রমান্বয়ে বাসের সংখ্যাও বাড়ানো হবে বলে জানিয়েছেন জেলা প্রশাসক।</span></p><p class="MsoNormal"><span style="font-size: 16px;"><br></span></p><p class="MsoNormal"><span style="font-size: 16px;">উল্লেখ্য প্রধানমন্ত্রী ঘোষিত স্মার্ট বাংলাদেশ বিনির্মাণের অংশ হিসেবে ‘সমৃদ্ধ নগর, উন্নত গ্রাম, প্রযুক্তির ছোঁয়ায় স্মার্ট চট্টগ্রাম’- স্লোগান সামনে নিয়ে বিভিন্ন পরিকল্পনা গ্রহণ ও বাস্তবায়ন করে যাচ্ছে চট্টগ্রাম জেলা প্রশাসন। এরই ধারাবাহিকতায় মন্ত্রিপরিষদ বিভাগের নির্দেশনায় তথ্য ও যোগাযোগ প্রযুক্তি বিভাগের আওতাধীন এসপায়ার টু ইনোভেট (এটুআই) প্রোগ্রাম কর্তৃক পরিচালিত দেশের জেলাগুলোর উদ্ভাবনী কার্যক্রমভিত্তিক প্রতিযোগিতা ‘স্মার্ট ডিস্ট্রিক্ট ইনোভেশন চ্যালেঞ্জ-২০২৩’ এর আওতায় চট্টগ্রাম জেলা প্রশাসনের ‘স্মার্ট স্কুলবাস’ নামক উদ্ভাবনী উদ্যোগটি প্রথম পুরস্কারের জন্য নির্বাচিত হয়েছিল।&nbsp;</span></p><p class="MsoNormal"><span style="font-size: 16px;"><br></span></p><p class="MsoNormal"><span style="font-size: 16px;">প্রধানমন্ত্রীর দেওয়া উপহারের ১০টি দ্বিতল স্কুল বাস ২০২০ সালের জানুয়ারি থেকে নগরীতে চলাচল করছে। আধুনিক প্রযুক্তি সম্বলিত এ সকল স্মার্ট স্কুল বাসে যে কোন স্কুলের শিক্ষার্থীরা নাম মাত্র ৫&nbsp; টাকা ভাড়ায় যে কোন দূরত্বে চলাচল করতে পারেন। জিপিএস ট্র্যাকার, জিআইএস প্রযুক্তি, আইপি ক্যামেরা ছাড়াও এ বাসে ডিজিটাল হাজিরা ডিভাইস আছে। যেখানে শিক্ষার্থীরা কার্ড চাপ দিলেই অভিভাবকদের মোবাইলে চলে যাচ্ছে খুদে বার্তা। ফলে অভিভাবকরা সন্তানদের নিয়ে দুশ্চিন্তামুক্ত থাকতে পারছেন আগামী দুই বছরও&nbsp; ‘স্মার্ট স্কুল বাস’এর স্পন্সর হিসাবে থাকছে জিপিএইচ ইস্পাত লিমিটেড (GPH ispat Limited). এই দুই বছরে তারা এক কোটি চুয়াল্লিশ লাখ টাকা অনুদান দিবেন। যা থেকে বাসের ড্রাইভার স্টাফদের বেতন ছাড়াও জ্বালানী খরচ সহ বাসগুলোর সকল ধরনের মেইনটেনেন্স খরচ বহন করা হবে।&nbsp;</span></p><p class="MsoNormal"><span style="font-size: 16px;"><br></span></p><p class="MsoNormal"><span style="font-size: 16px;">উল্লেখ্য, প্রধানমন্ত্রীর দেওয়া উপহারের ১০টি দ্বিতল স্কুল বাস ২০২০ সালের জানুয়ারি থেকে নগরীতে চলাচল করছে। এ স্কুলবাস গুলোকে বর্তমানে ‘স্মার্ট স্কুল বাস’&nbsp; এ রুপান্তর করা হয়েছে। আধুনিক প্রযুক্তি সম্বলিত এ সকল স্মার্ট স্কুল বাসে যে কোন স্কুলের শিক্ষার্থীরা নাম মাত্র ৫ টাকা ভাড়ায় যে কোন দূরত্বে চলাচল করতে পারেন। জিপিএস ট্র্যাকার, জিআইএস প্রযুক্তি, আইপি ক্যামেরা ছাড়াও এ বাসে ডিজিটাল হাজিরা ডিভাইস আছে। যেখানে শিক্ষার্থীরা কার্ড চাপ দিলেই অভিভাবকদের মোবাইলে চলে যাচ্ছে খুদে বার্তা। ফলে অভিভাবকরা সন্তানদের নিয়ে দুশ্চিন্তামুক্ত থাকতে পারছেন</span></p>

স্মার্ট স্কুল বাস পরিচালনায় বিআরটিসি ও জিপিএইচ ইস্পাত এর মধ্যে সমঝোতা 

<p class="MsoNormal"><b><u><span style="font-size:12.0pt;line-height:107%">&nbsp;</span></u></b></p><p class="MsoNormal">GPH ispat Ltd. recently conducted a seminar titled <a name="_Hlk157598274">"<b>Country’s only high strength and high performing
steel GPH Quantum B600C-R &amp; B600D-R: Improving earthquake resilience</b>"</a>
with <a name="_Hlk165986125">structural engineers </a>at Kushiara International
Convention Hall at Sylhet.<o:p></o:p></p><p class="MsoNormal">The seminar covered a range of topics, including the
properties of high-strength steel, its advantages over conventional steel, and
its potential applications in seismic-resistant design. Discussions also
included case studies and real-world examples showcasing the use of
high-strength steel to enhance earthquake resilience.<o:p></o:p></p><p class="MsoNormal">At the program, Prof. Dr. Engr. M. Shamim Z. Bosunia presented
the keynote paper, providing a detailed discussion on the importance of using
quality steel and concrete to construct strong and durable structures. He
highlighted the critical issues that engineers need to focus on while designing
sustainable structures.<o:p></o:p></p><p class="MsoNormal" style="text-align: justify; ">











</p><p class="MsoNormal">The event was graced by the presence of Prof. Dr. Mushtaq
Ahmed, esteemed faculty member of Shahjalal University of Science &amp;
Technology. Numerous engineers and architects from various areas within the
Sylhet division participated in the program. Additionally, Engr. Md. Musharraf
Hussain, Advisor Technical Support, and Engr. Md. Saiful Islam, Head of
Research and Development, Engr. Partha Karmoker, Manager, Technical Support
along with other officials from the Sales &amp; Marketing departments of GPH ispat,
were also present.<o:p></o:p></p>

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News & Events

10 September 2024

11 September 2024

10 June 2024

06 June 2024

09 May 2024

Order our product
To build y0ur dream.

Quantum EAF: world’s best technology in steel making.

GPH QUANTUM

Scrap Processing

Scrap Charging & Preheating

Primary Refining

Products

B600D-R

B600C-R

B500DWR

Why is GPH Quantum Technology the best in Bangladesh?

Completely Pure Steel

Homogenised Chemical Mixture

Steel with High Ductility and Firm Bonding Strength

Uniform Strength and Corrosion Resistant

Shiny Surface

Quality Consistency

News & Events

10 September 2024

11 September 2024

10 June 2024

06 June 2024

09 May 2024

Order our product To build y0ur dream.

Quantum EAF:
world’s best technology in steel making.

Scrap
Processing

Primary
Refining

Order our product
To build y0ur dream.