Angle Iron Standard: GB /T9787,ASTM,JIS,EN,DIN Steel Grade:Q195, ... ,Q420,ASTM A36,SS400/SS540 Length: 5.8-12m Angle Iron 1. Standard: GB /T9787,ASTM,JIS,EN,DIN2. Steel Grade ... tower, lifting transportation machinery, the ships, the industrial furnace,container frame and warehouse shelves, etc..8.Delivery time : within 15- 30days ...