... competitive price.1. Item: angle bar2. Standard: GB, ASTM, JIS,3. Material: Q195, Q235, Q345B, SS4004. Specification: 20^20~300^300mm,; Length:6m ... for 40' container.Commodity: Equal Angle Steel BarSize (mm)Tolerance (mm)Thickness (mm)Tolerance (mm)20±0.83,4±0.425±0 ... ,14,16±0.6160±2.510,12,14,16±0.6180±2.512,14,16,18±0.6200±2.514±0.65.Application ...