... angle iron 1size: 20mm-200mm 2.length:6m,9m,12m 3.material:Q195,Q235,Q345,Q420,Q460,ss400,A36 angle ... quality and standard productions to the world market Angle steel is a kind of strip steel ... bearing the section with two orthogonal sides- Equal angle: The kind which has two same uprightness ... borders is equal angle.- Unequal angle: The kind one border long and another ...