... welding point 3.reasonable price 4.Sectional 1,Characteristics of our products : surfaceAssembled designEasy to installionstructurestabilityFirmcolourDifferent kindsPaintSurface treatmentAnti ... 40mm45*45mm30*50mmcolumn40*40mm40*40mm50*50mm60*60mm75*75mm4,variety of colour: 5,information about hot dip galvanized steel ... rust and 5% fade For 20 years) 6, detail of the fence installion 7,project example: