Ọkwa ígwè:Q195–Q345,S235JR,S275JR,S355JR,GR.BD, STK500 Standard:GB/T3091–2001,BS1387–1985,DIN EN10025,EN10219,JIS G30219,JIS G30219,JIS G30219,AST-02444:20STK 55 -2004 elu imecha: na-ekpo ọkụ tinye galvanized, elektrọn galvanized, nwa, ese,threaded, soket, kanyere. Dayameta dị n'elu (...
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