... 20*20*2mm-200*200*20Galvanized Steel Angle for constructionStandard:GB,ASTM,JIS,DIN,BSplastic cap, in bundle, as customer's requirement zinc ... chemical, medical quipment,aviation,boiler heat,exchanger, shipbuilding,construction,etc.Special design is available according to requirement.All ... )Products Pictures: Galvanized GI Angle Iron for construction