Hlau Qib: Q195-Q345, S235JR, S275JR, S355JR, GR.BD, STK500 Txuj: GB / T3091-2001, BS1387-1985, DIN EN10025, EN10219, JIS G3440, 2001: 20 5 -2004 Nto Finish: kub dipped galvanized, electro galvanized, dub, pleev xim rau, xov, socket, engraved. Sab nraud txoj kab uas hla (...
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