Steel Grade:Q195-Q345,S235JR,S275JR,S355JR,GR.BD, STK500 Standard:GB/T3091–2001, BS1387–1985, DIN EN10025, EN10219, JIS G3444: 2004, ASTMA53 SCH40/80/STD,BS-EN10255 -2004 Superficies Perfice: calvanizata calida tincta, electro galvanized, nigra, picta, lina, nervus, insculpta.Exterior diam (...
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