... /T 1220, JIS G4303, JIS G4317, ASTM A479, etc.Size of the angle: equal steel angle bar: from 20*20 to 200 ... unequal steel angle bar:from 63*40 to 200*125Length:will be from 6m to 12m.Surface: pickled or sand blasting ... is free from corrosion and abrasion to meet specific requirements of various industries.If you need more information, please feel free to contact ...