1.standard:ASTM A416 DIN,GB,JIS 2.1*2 WIRE,1* ... .12.7MM,15.24MM,1860Mpa,1960Mpa 4.anticorrosion,270ksi Technical Standard: GB/T 5224,GB/T5223(China);ASTM A416,ASTMA421(USA ... and us. The main features of PC steel strand are high strength and good relaxation, being quite straight while streching. The ...