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CL150 de aço inoxidável 1/4" flange de ASTM A183 TP304 BL RF2021-05-12 17:46:09 |
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Aço de liga RF de ASME B16.5 ASTM A105N 2" flanges de 150# PN50 Nipo2021-08-26 17:02:38 |