Grade vy:Q195–Q345,S235JR,S275JR,S355JR,GR.BD, STK500 Standard:GB/T3091–2001,BS1387–1985,DIN EN10025,EN10219,JIS G3444,2004,JIS G3444/2004/2004 -2004 Surface vita: mafana natsofoka tafo, electro galvanized, mainty, hoso-doko, kofehy, socket, voasokitra. Diameter ivelany (...
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