Steel Grade:Q195–Q345,S235JR,S275JR,S355JR,GR.BD, STK500 Standard:GB/T3091–2001,BS1387–1985,DIN EN10025,EN10219,JIS G3444:20304 SCH40 / 80 / STD, BS-EN10255-2004 Surface Finish: init nga gituslob nga galvanized, electro galvanized, itom, gipintalan, sinulid, socket, gikulit. Ang gawas nga diametro (...
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