... ISO9001, ASTM, API, SAE, DIN, BS, GB and SY requirements3)Widely used in construction structure, machinery, container, ... furniture structure, electromechanical hardware, door and guardrail, hall structure, airport structure, plaza structure 4)All ... : in square bundle in container .6)Payment : T/T , L/C , Money gram7)Trade terms : CIF ,CFR , FOB rectangular steel pipe