... concrete.It is suitable for vessel manufacture and bridge industry.SW=Super Wheel:the surface polished is more smooth than the ... 636,131563009500QW/HW/SW756,131552007900QW/HW/SW1006,13,161539006000QW/HW/SW1156,13,161534005200QW/HW/SW1256,13,161533005000QW/HW/SW15013,16,221526004000QW/HW/SW18013 ...