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Barras redondas forjadas ASTM AISI 4340 /1.6511/ Sncm4392023-12-08 10:49:10 |
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Material ASTM A322 GR. 4140 Barras de aço de liga baixa OD 190mm2025-04-08 06:44:12 |
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A36 Q235B Barra redonda galvanizada a quente 6 mm 8 mm 10 mm 12 mm2026-01-05 13:32:58 |