Bututun Karfe Mai Walda SAW
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API 5L GR.B SSAW Bututun Karfe: Ƙarfin Masana'antu & Bayanin Samfura
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ASTM A53 Grade B LSAW Bututun Karfe: Ƙarfin Masana'antu & Bayanan Samfura
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ASTM A252 Grade 2 LSAW Steel Bututu: Ƙarfin Masana'antu & Bayanin Samfura
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EN 10219 S355JRH LSAW Bututun Karfe: Ƙarfin Kerawa & Bayanin Samfura
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DNV-OS-F101 L450 SAWL Bututun Karfe na ƙarƙashin teku: Ƙarfin Masana'antu & Bayanin Samfura
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ASTM A500 Grade C LSAW Steel Bututu: Ƙarfin Masana'antu & Bayanin Samfura
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ASTM A252 Grade 3 LSAW Steel Bututun Karfe: Ƙarfin Masana'antu & Bayanin Samfura
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API 5L X70 LSAW Bututun Karfe: Ƙarfin Masana'antu & Bayanin Samfura
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API 5L X65 PSL2 Sabis Mai Tsami LSAW Bututun Karfe: Ƙarfin Masana'antu & Bayanin Samfura