Steel Qib: Q195-Q345, S235JR, GR.BD, STK500 Txuj: GB / T3091-2001, BS1387-1985, DIN EN 10025, EN10219, JIS G3444: 2004, ASTM A53 SCH40/80/STD, BS-EN10255-2004 Nto Finish: pre galvanized, threaded, socket, engraved, pleev xim rau sab nraud txoj kab uas hla (inch): 1/2 "-4" Thicknes ...
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