... 20mmx20mmx3mm~200mmx200mmx24mmLength: 6m~12mangle bar usage and feature:Angle bar is also called angle steel, steel angle or angle iron. The two ... , like building, bridge, tower and ship constructions, It is also well known as structural steel beams.angle bar detail sizes ... foundation, relation net, professional techniques and staff, which is integrate of manufacture and sales. With entering into WTO ...