... , Carbon steel. StandardANSI/ASTM/SUS/GB/DIN/EN/BSDiameterfrom 4mm to 500mmLength12m,11.8m,6m,5.8m,4m or as your ... , highway, landscape protection, metallurgical machinery and other fieldsTrade Term FOB Shanghai, Tianjin, Guangzhou, China or CIF discharging port Sales ModeFactory direct ...