Bututun Karfe na SSAW
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Tarin Bututun JIS A5525 SKK490 SSAW: Ƙarfin Masana'antu da Bayanan Samfura
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EN 10248 S355GP SSAW Bututun Karfe: Ƙarfin Kerawa & Bayanin Samfura
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EN 10219 S355JRH SSAW Sashe Mai Rami: Ƙarfin Masana'antu & Bayanin Samfura
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EN 10025 S355JR Bututun Tsarin SSAW: Ƙarfin Masana'antu & Bayanan Samfura]{.mark}
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ASTM A572 GR.50 SSAW Bututun Karfe: Ƙarfin Masana'antu & Bayanan Samfura
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API 5L X65 SSAW Bututun Karfe: Ƙarfin Masana'antu & Bayanin Samfura
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Bututun Tsarin ASTM A500 GR.B SSAW: Ƙarfin Masana'antu & Bayanan Samfura]{.mark}
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ASTM A252 GR.3 SSAW Karfe Bututun Tarin: Ƙarfin Masana'antu & Bayanin Samfura
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API 5L X52 SSAW Bututun Karfe: Ƙarfin Masana'antu & Bayanin Samfura