... 103.5-128.34) Max load(8-16T) MAST SECTION Sand-blasted before paintingCE; ISO9000:2000 and SGS certification GOOD ... clear and safe ,auto wiper, air conditioner.( 9 ) Basic mast section : square strengthened steel, repeatedlyapplicable, convenient in tower crane displacement. But ... lower in cost.( 10 ) Mast section : 3 meters in length , strengthened bolted with10.9 grade ...