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21.3mm - 660mm OD ERW Steel Pipe ASTM A53 GR.A / GR.B X42 X46 X52 X562024-12-17 15:53:54 |
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Tubi in acciaio al carbonio ASTM A53 / A178 / A500 / A501 / A252 / A6722024-12-17 17:10:51 |