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SGC570 frèt woule galvanize bobin asye
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SGC570 frèt woule galvanize bobin asye

SGC57 0 frèt woule galvanised bobin asye, SGc570 cho plonje galvanised plak asye, SGC570 galvanised bobin asye posede pi wo fòs rupture nan pi wo a 570 Mpa nan mitan klas asye galvanised nan asye estanda JIS G3302.galvanized fèy asye SGC570 gen max 0.30, sa lakòz li pi wo...

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