... strand;pc indented strand; pc spiral ribs strand 1,Dia:7.9mm-15.7mm 2,Standard:ASTM A,BS,EN,GB ... . 3,T/S: 1860MPA,1770 1) Construction: 1*7 and 1*3 2) Diameter:7.9MM; 9.3MM; 9.53MM, 12.7MM ... of buildings, domes for nuclear power plants and reinforcement of LNG concrete tanks. 4.It is also used as floor and ...